Endocrine Society experts call for expanded screening for primary aldosteronism

Washington, DC–The Endocrine Society today issued a Clinical Practice Guideline calling on physicians to ramp up screening for primary aldosteronism, a common cause of high blood pressure.

People with primary aldosteronism face a higher risk of developing cardiovascular disease and dying from it than other people with high blood pressure. As many as one in ten people with high blood pressure may have primary aldosteronism. Uncontrolled high blood pressure can put these individuals at risk for stroke, heart attack, heart failure or kidney failure.

The guideline, entitled “The Management of Primary Aldosteronism: Case Detection, Diagnosis, and Treatment: An Endocrine Society Clinical Practice Guideline,” was published online and will appear in the May 2016 print issue of The Journal of Clinical Endocrinology & Metabolism (JCEM), a publication of the Endocrine Society. The guideline updates recommendations from the Society’s 2008 guideline on primary aldosteronism.

“In the past eight years, we have come to recognize that primary aldosteronism, despite being quite common, frequently goes undiagnosed and untreated,” said John W. Funder, MD, PhD, of the Hudson Institute of Medical Research in Clayton, Australia, and chair of the task force that authored the guideline. “This is a major public health issue. Many people with primary aldosteronism are never screened due to the associated costs. Better screening processes are needed to ensure no person suffering from primary aldosteronism and the resulting risks of uncontrolled high blood pressure goes untreated.”

Primary aldosteronism occurs when the adrenal glands — the small glands located on the top of each kidney – produce too much of the hormone aldosterone. This causes aldosterone, which helps balance levels of sodium and potassium, to build up in the body. The resulting excess sodium can lead to a rise in blood pressure.

The Endocrine Society recommends primary aldosterone screening for people who meet one of the following criteria:

  • Those who have sustained blood pressure above 150/100 in three separate measurements taken on different days;
  • People who have hypertension resistant to three conventional antihypertensive drugs;
  • People whose hypertension is controlled with four or more medications;
  • People with hypertension and low levels of potassium in the blood;
  • Those who have hypertension and a mass on the adrenal gland called an adrenal incidentaloma;
  • People with both hypertension and sleep apnea;
  • People with hypertension and a family history of early-onset hypertension or stroke before age 40; and
  • All hypertensive first-degree relatives of patients with primary aldosteronism.

Other recommendations from the guideline include:

  • The plasma aldosterone-to-renin ratio (ARR) test should be used to screen for primary aldosteronism.
  • All patients diagnosed with primary aldosteronism should undergo a CT scan of the adrenal glands to screen for a rare cancer called adrenocortical carcinoma.
  • When patients choose to treat the condition by having one adrenal gland surgically removed, an experienced radiologist should take blood samples from each adrenal vein and have them analyzed. This procedure, called adrenal vein sampling, is the gold standard for determining whether one or both adrenal glands is producing excess aldosterone.
  • For people with primary aldosteronism caused by overactivity in one adrenal gland, the recommended course of treatment is minimally invasive surgery to remove that adrenal gland.
  • For patients who are unable or unwilling to have surgery, medical treatment including a mineralocorticoid receptor (MR) agonist is the preferred treatment option.

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The Hormone Health Network offers resources on primary aldosteronism athttp://www.hormone.org/questions-and-answers/2012/primary-aldosteronism.

Other members of the Endocrine Society task force that developed this guideline include: Robert M. Carey, of the University of Virginia Health System in Charlottesville, VA; Franco Mantero of the University of Padova in Padua, Italy; M. Hassan Murad of the Mayo Clinic in Rochester, MN; Martin Reincke of the Klinikum of the Ludwig-Maximilians-University of Munich in München, Bavaria, Germany; Hirotaka Shibata of Oita University in Oita, Japan; Michael Stowasser of the University of Queensland in Brisbane, Australia; and William F. Young, Jr. of the Mayo Clinic in Rochester, MN.

The Society established the Clinical Practice Guideline Program to provide endocrinologists and other clinicians with evidence-based recommendations in the diagnosis and treatment of endocrine-related conditions. Each guideline is created by a task force of topic-related experts in the field. Task forces rely on evidence-based reviews of the literature in the development of guideline recommendations. The Endocrine Society does not solicit or accept corporate support for its guidelines. All Clinical Practice Guidelines are supported entirely by Society funds.

The Clinical Practice Guideline was co-sponsored by the American Heart Association, the American Association of Endocrine Surgeons, the European Society of Endocrinology, the European Society of Hypertension, the International Association of Endocrine Surgeons, the International Society of Hypertension, the Japan Endocrine Society and The Japanese Society of Hypertension.

The guideline was published online at http://press.endocrine.org/doi/10.1210/jc.2015-4061, ahead of print.

Endocrinologists are at the core of solving the most pressing health problems of our time, from diabetes and obesity to infertility, bone health, and hormone-related cancers. The Endocrine Society is the world’s oldest and largest organization of scientists devoted to hormone research and physicians who care for people with hormone-related conditions.

The Society, which is celebrating its centennial in 2016, has more than 18,000 members, including scientists, physicians, educators, nurses and students in 122 countries. To learn more about the Society and the field of endocrinology, visit our site at http://www.endocrine.org. Follow us on Twitter at @TheEndoSociety and @EndoMedia.

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From http://www.eurekalert.org/pub_releases/2016-04/tes-ese042616.php

Blood Lipid Levels Linked to High Blood Pressure in Cushing’s Disease Patients

High lipid levels in the blood may lead to elevated blood pressure in patients with Cushing’s disease, a Chinese study shows.

The study, “Evaluation of Lipid Profile and Its Relationship with Blood Pressure in Patients with Cushing’s Disease,” appeared in the journal Endocrine Connections.

Patients with Cushing’s disease often have chronic hypertension, or high blood pressure, a condition that puts them at risk for cardiovascular disease. While the mechanisms of Cushing’s-related high blood pressure are not fully understood, researchers believe that high levels of cortisol lead to chronic hypertension through increased cardiac output, vascular resistance, and reactivity to blood vessel constrictors.

In children and adults with Cushing’s syndrome, the relationship between increased cortisol levels and higher blood pressure has also been reported. Patients with Cushing’s syndrome may remain hypertensive even after surgery to lower their cortisol levels, suggesting their hypertension is caused by changes in blood vessels.

Studies have shown that Cushing’s patients have certain changes, such as increased wall thickness, in small arteries. The renin-angiotensin system, which can be activated by glucocorticoids like cortisol, is a possible factor contributing to vascular changes by increasing the uptake of LDL-cholesterol (LDL-C) — the “bad” cholesterol — in vascular cells.

Prior research showed that lowering cholesterol levels could benefit patients with hypertension and normal lipid levels by decreasing the stiffness of large arteries. However, the link between blood lipids and hypertension in Cushing’s disease patients is largely unexplored.

The study included 84 patients (70 women) referred to a hospital in China for evaluation and diagnosis of Cushing’s disease. For each patient, researchers measured body mass index, blood pressure, lipid profile, and several other biomarkers of disease.

Patients with high LDL-cholesterol had higher body mass index, blood pressure, cholesterol, triglycerides, and apolipoproteinB (apoB), a potential indicator of atherosclerosis and cardiovascular disease.

Data further revealed an association between blood pressure and lipid profile, including cholesterol, triglycerides, apoB and LDL-c. “The results strongly suggested that CHO (cholesterol), LDL-c and apoB might predict hypertension more precisely in [Cushing’s disease],” the scientists wrote.

They further add that high cholesterol, LDL-cholesterol, and apoB might be contributing to high blood pressure by increasing vessel stiffness.

Additional analysis showed that patients with higher levels of “bad” cholesterol — 3.37 mmol/L or higher — had higher blood pressure. This finding remained true, even when patients were receiving statins to lower their cholesterol levels.

No association was found between blood pressure and plasma cortisol, UFC, adrenocorticotropic hormone, or glucose levels in Cushing’s disease patients.

These findings raise some questions on whether lipid-lowering treatment for high blood pressure and cardiovascular disease would be beneficial for Cushing’s disease patients. Further studies addressing this question are warranted.

Adapted from https://cushingsdiseasenews.com/2018/04/24/blood-pressure-linked-lipid-levels-cushings-disease-study/

Rare Nasal Cancer May Have Caused Cushing’s Syndrome

A very rare case of Cushing’s syndrome developing as a result of a large and also rare cancer of the nasal sinuses gives insights into how to screen and treat such an anomaly, of which fewer than 25 cases have been reported in literature.

Paraneoplastic esthesioneuroblastoma (ENB), a very rare type of nasal tumor, may sometimes produce excess adrenocorticotrophic hormone (ACTH), leading to symptoms of Cushing’s syndrome, according to a recent case report that describes a case of ACTH-secreting ENB. The report aims to demonstrate the importance of recognizing its pathophysiology and treatment.

The case report, “A Case of Cushing’s Syndrome due to Ectopic Adrenocorticotropic Hormone Secretion from Esthesioneuroblastoma with Long Term Follow-Up after Resection,” was published in the journal Case Reports in Endocrinology.

It describes a 52-year-old Caucasian male who had a history of high blood pressure, severe weakness, abnormal production of urine, extreme thirstiness, and confusion.

He was scheduled to undergo surgery for a 7-centimeter skull base mass; the surgery was postponed due to severe high serum potassium concentrations and abnormally high pH levels. His plasma ACTH levels also were elevated and Cushing’s syndrome was suspected. Since imaging of the chest, abdomen, and pelvis did not show any ectopic (abnormal) sources of ACTH, the ENB was suspected to be the source.

Surgery was performed to remove the tumor, which was later found to be secreting ACTH. Consequently, following the procedure, his ACTH levels dropped to normal (below detection limit) and he did not need medication to normalize serum potassium levels. He then underwent subsequent chemoradiation and has shown no sign of recurrence 30 months after the operation, which is considered to be one of the longest follow-up periods for such a case.

Researchers declared it “a case of olfactory neuroblastoma with ectopic ACTH secretion that was treated with resection and adjuvant chemoradiation.”

“Given the paucity of this diagnosis, little is known about how best to treat these patients and how best to screen for complications such as adrenal insufficiency and follow-up,” they wrote. “Our case adds more data for better understanding of this disease.”

From https://cushingsdiseasenews.com/2018/04/03/rare-nasal-cancer-caused-cushings-syndrome-case-report-says/

Global Longitudinal Strain Reduction With Apical Sparing in Cushing Syndrome-Related Heart Failure With Preserved Ejection Fraction (HFpEF): A Case Report

Abstract

We describe a case of a 56-year-old woman with a history of recurrent pituitary adenoma, not well followed, and known comorbidities of coronary artery disease, hypertension, and type 2 diabetes mellitus. She arrived with severely high blood pressure and signs pointing to hypercortisolism. Further evaluation revealed left ventricular hypertrophy, reduced global longitudinal strain, and preserved left ventricular ejection fraction, consistent with heart failure with preserved ejection fraction (HFpEF). Workup for amyloidosis was negative. This case highlights that chronic hypercortisolism may cause pathophysiological changes in the heart, leading to HFpEF, and may induce myocardial fibrosis and impaired myocardial mechanics, producing an echocardiographic pattern that can mimic infiltrative cardiomyopathy. Recognition of this overlap is crucial to avoid misdiagnosis and to ensure timely endocrine and cardiovascular management.

Introduction

Hypercortisolism is defined as a clinical condition resulting from excessive tissue exposure to cortisol or other glucocorticoids. Sustained exposure ultimately leads to Cushing syndrome (CS), a well-established constellation of clinical manifestations arising from chronic endogenous or exogenous cortisol excess [1]. CS is associated with profound metabolic derangements that significantly increase cardiovascular risk, not only during the active phase of the disease but also persisting long after biochemical remission [2,3]. Cardiovascular complications, including premature atherosclerosis, coronary artery disease (CAD), heart failure, and cerebrovascular events, are major contributors to the excess mortality observed in CS compared with the general population [1,3]. Among these complications, arterial hypertension remains the most frequent cardiovascular disorder in patients with Cushing disease (CD) [4].

Although left ventricular (LV) systolic function is generally preserved in patients with CS, several studies have demonstrated that chronic cortisol excess induces structural and functional cardiac alterations, predisposing to major adverse cardiac events and the development of heart failure [5] In the broader context of chronic congestive heart failure, disease progression is tightly coupled with activation of neuroendocrine stress pathways, most notably the hypothalamic-pituitary-adrenal axis, which governs cortisol secretion [6]. Cortisol, a pivotal stress hormone, increases in response to physiological strain, and its sustained elevation contributes to adverse myocardial remodeling.

Heart failure with preserved ejection fraction (HFpEF), a chronic and progressive syndrome, exemplifies the deleterious effects of persistent myocardial stress. While overt heart failure is an uncommon complication of CS, when it does occur, it most often presents with preserved LV ejection fraction (LVEF) or with subclinical LV dysfunction [7]. Prior evidence has also linked CS to LV hypertrophy, diastolic dysfunction, and subtle systolic impairment, with many of these changes demonstrating reversibility upon normalization of cortisol levels [8].

This case is unique as it highlights the interplay between CS and cardiac amyloidosis, emphasizing their overlapping yet distinct echocardiographic features. Global longitudinal strain (GLS), a measure of myocardial deformation, is particularly useful for differentiating these conditions and reveals subtle differences in strain patterns between the two.

Case Presentation

A 56-year-old woman with a significant past medical history of recurrent pituitary macroadenoma, treated with two prior surgical resections, the most recent five years earlier without subsequent follow-up, CAD, long-standing hypertension, and type 2 diabetes mellitus, presented to the emergency department with hypertensive urgency.

On arrival, she presented with a hypertensive crisis, with blood pressure measured at 200/110 mmHg, associated with severe cephalalgia, without syncope, visual changes, or focal neurological deficits. An MRI Brain demonstrated no evidence of acute intracranial hemorrhage or mass effect (Video 1). Initial laboratory testing showed normal complete blood count, renal function, and serum electrolytes. On physical examination, she exhibited characteristic Cushingoid stigmata, including rounded moon facies, central adiposity, and bilateral lower-extremity pitting edema.

She was commenced on intensive antihypertensive therapy, including spironolactone, clonidine, telmisartan, carvedilol, amlodipine, and intravenous furosemide (20 mg, subsequently escalated to 40 mg). Given her clinical appearance and history of pituitary disease, an endocrine evaluation was undertaken. An overnight dexamethasone suppression test revealed an unsuppressed morning cortisol of 360 nmol/L, consistent with hypercortisolism.

Cardiac assessment supported a diagnosis of HFpEF. Transthoracic echocardiography demonstrated preserved left ventricular ejection fraction (60%), impaired GLS (-10%), and mild concentric left ventricular hypertrophy (Figure 1; Video 2).

Transthoracic-echocardiography-demonstrating-reduced-global-longitudinal-strain-(-10%)-consistent-with-preserved-EF-(60%)
Figure 1: Transthoracic echocardiography demonstrating reduced global longitudinal strain (-10%) consistent with preserved EF (60%)

EF: Ejection Fraction

Workup for alternative causes of HFpEF, including renal impairment and infiltrative cardiomyopathy, was unremarkable; both serum and urine protein electrophoresis with immunofixation excluded amyloidosis.

Magnetic resonance imaging of the pituitary revealed recurrence of the macroadenoma. The patient was referred to neurosurgery for consideration of repeat resection, and glucocorticoid-sparing medical therapy was initiated. During hospitalization, her blood pressure was gradually stabilized, diuretic therapy improved signs of congestion, and her functional status returned to near baseline with restored mobility (Video 3).

Discussion

Epidemiology and clinical significance

CD is a severe endocrine disorder characterized by chronic exposure to excess glucocorticoids. Patients with CD have a two- to fivefold higher mortality compared with the general population, predominantly due to cardiovascular complications [4]. Chronic hypercortisolism is associated with systemic hypertension, left ventricular hypertrophy (LVH), diastolic dysfunction, and accelerated atherosclerosis, increasing the risk of myocardial ischemia and heart failure. While these cardiovascular manifestations are common, the development of isolated dilated cardiomyopathy (DCM) in the absence of other major comorbidities is rare but clinically noteworthy [9].

Pathophysiology of cardiac involvement

Chronic glucocorticoid excess contributes to cardiovascular remodeling via multiple mechanisms. Persistent hypertension and metabolic disturbances promote LVH and diastolic dysfunction. Additionally, glucocorticoid excess induces endothelial dysfunction, insulin resistance, and myocardial fibrosis, impairing ventricular compliance and predisposing to HFpEF [1,6]. Advanced echocardiographic techniques, such as GLS, can detect subclinical systolic dysfunction before overt reductions in LVEF [6]. In our patient, preserved LVEF (60%) coupled with markedly reduced GLS (-10%) and concentric LVH was consistent with HFpEF secondary to chronic cortisol excess, further supported by clinical signs of volume overload such as edema and severe hypertension [7].

Apical sparing and mimicking amyloidosis

An important observation in this case was relative apical sparing despite markedly reduced GLS, a strain pattern classically associated with cardiac amyloidosis [10]. Although infiltrative disease was excluded (negative serum and urine protein electrophoresis with immunofixation), this overlap illustrates how hypercortisolism-induced remodeling can phenocopy amyloidosis on imaging. Recent work has shown that hypercortisolism, beyond metabolic derangements, impairs myocardial mechanics and contractile efficiency [11]. Thus, patients with atypical strain findings should undergo careful endocrine evaluation to avoid misdiagnosis. Ultimately, the recognition that hypercortisolism may produce amyloid-like echocardiographic signatures has both diagnostic and management implications. It broadens the differential diagnosis of HFpEF and stresses the need for a multidisciplinary approach involving endocrinology and cardiology to prevent misdiagnosis and ensure tailored therapy.

Dilated cardiomyopathy in CS

Although uncommon, DCM with severe LV systolic dysfunction has been described in CS. Frustaci et al. reported eight cases of hypercortisolism due to adrenal adenoma among 473 patients with DCM (1.7%), all presenting with LVEF <30% and symptomatic heart failure. Endomyocardial biopsy revealed cardiomyocyte hypertrophy, interstitial fibrosis, and myofibrillolysis, distinct from idiopathic DCM and valvular disease controls. Follow-up biopsies in three patients one year post-adrenalectomy demonstrated substantial regression of these changes, highlighting the reversibility of glucocorticoid-induced myocardial injury [12].

Although not assessed in our patient, prior studies have implicated atrogin-1 in CS-related myocardial remodeling. At the molecular level, upregulation of atrogin-1, an E3 ubiquitin ligase expressed in skeletal, smooth, and cardiac muscle, was observed in CS-associated DCM compared with idiopathic DCM and controls [13]. Atrogin-1, implicated in skeletal muscle atrophy and sarcopenia, facilitates proteasomal degradation of intracellular proteins. Its overexpression in cardiomyocytes contributes to glucocorticoid-mediated myocardial remodeling. Importantly, atrogin-1 expression declined significantly following surgical correction of cortisol excess, paralleling improvements in cardiac structure and function. This reversibility mirrors recovery seen in glucocorticoid-induced skeletal myopathy and underscores the unique potential for cardiac recovery in CS-related DCM [9].

Clinical implications and differential diagnosis

This case underscores the multisystem burden of endogenous hypercortisolism, with particular cardiovascular susceptibility [1,6]. Chronic cortisol excess should be considered in the differential diagnosis of HFpEF, particularly when conventional risk factors coexist with systemic features such as central obesity, moon facies, and proximal myopathy [8]. Secondary causes of HFpEF, including cardiac amyloidosis, were excluded, supporting hypercortisolism as the primary etiology. Recognizing CS as a reversible contributor to myocardial dysfunction has important clinical implications, as timely endocrine intervention can improve cardiac function, lower blood pressure, and potentially prevent progression to irreversible myocardial remodeling.

Left ventricular hypertrophy and structural remodeling

Electrocardiographic and echocardiographic studies have characterized the cardiac phenotype in patients with CS. In a cohort of 12 consecutive patients, most had concomitant hypertension (11/12) and diabetes mellitus (7/12). Preoperative ECGs commonly demonstrated high-voltage QRS complexes (10 patients) and T-wave inversions (7 patients), indicative of LV strain. Echocardiography revealed LVH in nine patients, all exhibiting asymmetric septal hypertrophy. Interventricular septal thickness ranged from 16 to 32 mm, with septal-to-posterior wall ratios from 1.33 to 2.67. Compared with essential hypertension or primary aldosteronism, CS patients exhibited more pronounced LVH and a higher prevalence of asymmetric septal hypertrophy, suggesting a unique glucocorticoid-mediated remodeling pattern [13].

Postoperative follow-up in nine patients demonstrated normalization of ECG abnormalities, decreased septal thickness, and resolution of asymmetric septal hypertrophy in all but one patient, highlighting the partial reversibility of LVH following correction of hypercortisolism. The pronounced septal thickening relative to the posterior wall implies that excessive cortisol exposure, beyond hemodynamic effects of hypertension, contributes significantly to myocardial remodeling [13].

Impact of disease duration on concentric remodeling

Fallo et al. evaluated 18 patients with CS compared with 18 matched controls, adjusting for sex, age, body size, blood pressure, and duration of hypertension. Eleven participants in each group were hypertensive. Echocardiography revealed elevated relative wall thickness (RWT >0.45) in 11 patients with CS (five normotensive, six hypertensive) versus two hypertensive controls. Left ventricular mass index was abnormal in three CS patients and in four hypertensive controls, while systolic function was preserved in all participants [14].

No correlation was observed between RWT and either blood pressure or urinary cortisol levels in patients with CS. Instead, RWT correlated significantly with disease duration, indicating that prolonged exposure to glucocorticoid excess, rather than hormone levels or hemodynamic load, is the primary determinant of concentric LV remodeling. Postoperative echocardiography showed normalization of RWT in five of six patients previously affected, reinforcing the concept of reversible myocardial structural changes following correction of hypercortisolism [14].

Conclusions

CS represents a rare but clinically important etiology of heart failure with preserved ejection fraction and, less commonly, dilated cardiomyopathy. Chronic hypercortisolism promotes systemic hypertension, LVH, diastolic dysfunction, myocardial fibrosis, and remodeling that may mimic infiltrative cardiomyopathies such as amyloidosis on echocardiography. GLS with apical sparing, although typically associated with amyloidosis, may also occur in cortisol-induced cardiomyopathy. Advanced imaging, including GLS, can detect subclinical myocardial impairment before overt systolic dysfunction develops. Notably, cardiac structural and functional abnormalities may partially or completely reverse following normalization of cortisol levels, highlighting the importance of early recognition and timely endocrine intervention. Clinicians should maintain a high index of suspicion for hypercortisolism in patients presenting with unexplained LVH, HFpEF, or atypical DCM, particularly when systemic features of CS are present. Future studies are needed to better characterize strain patterns in endocrine cardiomyopathies and to refine imaging-based algorithms for early detection.

References

  1. Uwaifo GI, Hura DE: Hypercortisolism. StatPearls [Internet]. StatPearls Publishing, Treasure Island (FL); 2024.
  2. De Leo M, Pivonello R, Auriemma RS, et al.: Cardiovascular disease in Cushing’s syndrome: heart versus vasculature. Neuroendocrinology. 2010, 92 Suppl 1:50-4. 10.1159/000318566
  3. Graversen D, Vestergaard P, Stochholm K, Gravholt CH, Jørgensen JO: Mortality in Cushing’s syndrome: a systematic review and meta-analysis. Eur J Intern Med. 2012, 23:278-82. 10.1016/j.ejim.2011.10.013
  4. Uzie Bło-Życzkowska B, Krzesinński P, Witek P, Zielinński G, Jurek A, Gielerak G, Skrobowski A: Cushing’s disease: subclinical left ventricular systolic and diastolic dysfunction revealed by speckle tracking echocardiography and tissue Doppler imaging. Front Endocrinol (Lausanne). 2017, 8:222. 10.3389/fendo.2017.00222
  5. Brosolo G, Catena C, Da Porto A, Bulfone L, Vacca A, Verheyen ND, Sechi LA: Differences in regulation of cortisol secretion contribute to left ventricular abnormalities in patients with essential hypertension. Hypertension. 2022, 79:1435-44. 10.1161/HYPERTENSIONAHA.122.19472
  6. Gladden JD, Linke WA, Redfield MM: Heart failure with preserved ejection fraction. Pflugers Arch. 2014, 466:1037-53. 10.1007/s00424-014-1480-8
  7. Owan TE, Redfield MM: Epidemiology of diastolic heart failure. Prog Cardiovasc Dis. 2005, 47:320-32. 10.1016/j.pcad.2005.02.010
  8. Pereira AM, Delgado V, Romijn JA, Smit JW, Bax JJ, Feelders RA: Cardiac dysfunction is reversed upon successful treatment of Cushing’s syndrome. Eur J Endocrinol. 2010, 162:331-40. 10.1530/EJE-09-0621
  9. Gill A, Dean N, Al-Agha R: Cushing’s, dilated cardiomyopathy and stroke: case report and literature review. Can J Gen Intern Med. 2016, 11:46-9.
  10. Klein AL, Oh J, Miller FA, Seward JB, Tajik AJ: Two-dimensional and Doppler echocardiographic assessment of infiltrative cardiomyopathy. J Am Soc Echocardiogr. 1988, 1:48-59. 10.1016/s0894-7317(88)80063-4
  11. Sahiti F, Detomas M, Cejka V, et al.: The impact of hypercortisolism beyond metabolic syndrome on left ventricular performance: a myocardial work analysis. Cardiovasc Diabetol. 2025, 24:132. 10.1186/s12933-025-02680-1
  12. Frustaci A, Letizia C, Verardo R, Grande C, Calvieri C, Russo MA, Chimenti C: Atrogin-1 pathway activation in Cushing syndrome cardiomyopathy. J Am Coll Cardiol. 2016, 67:116-7. 10.1016/j.jacc.2015.10.040
  13. Sugihara N, Shimizu M, Kita Y, et al.: Cardiac characteristics and postoperative courses in Cushing’s syndrome. Am J Cardiol. 1992, 1:1475-80.
  14. Fallo F, Budano S, Sonino N, Muiesan ML, Agabiti-Rosei E, Boscaro M: Left ventricular structural characteristics in Cushing’s syndrome. J Hum Hypertens. 1994, 8:509-13.

From https://www.cureus.com/articles/413845-global-longitudinal-strain-reduction-with-apical-sparing-in-cushing-syndrome-related-heart-failure-with-preserved-ejection-fraction-hfpef-a-case-report?score_article=true#!/

Graphic Era Hospital’s Milestone Treatment of Two Complex Cases

DEHRADUN, 23 August: Graphic Era Hospital has achieved a remarkable mileston by successfully treating two complex cases of the rare hormonal disorder Cushing’s Disease in Dehradun. The hospital’s experts used advanced technology and surgical skills to give the patients a new lease on life, marking this significant achievement.
In the first case, a 27-year-old woman was brought to the Endocrinology Department at Graphic Era Hospital after long-term weight gain, facial puffiness, irregular menstrual cycles, high blood pressure, and kidney stones. Tests and lab reports confirmed that the patient was suffering from ACTH-dependent Cushing’s Syndrome – Pituitary Microadenoma. A 3-Tesla Dynamic Pituitary MRI revealed a 6 mm tumor, while other organs were normal.
The specialists performed surgery using endoscopic trans-nasal neuro-navigation technology, completing it successfully without opening the brain. After the operation, the patient experienced significant weight loss, normalized blood pressure, regular menstrual cycles, and all hormone levels returned to normal.
In the second case, a 24-year-old woman came to Graphic Era Hospital with extremely high blood pressure (200/100), headache, weight gain, and irregular menstrual cycles. MRI revealed a 7–9 mm tumor in an unusual location in the pituitary gland, which was also affecting the pituitary fossa bone. Despite multiple medications, her blood pressure remained uncontrolled, and CT scans showed an impact on her heart.
The multi-specialty team performed surgery using endoscopic trans-nasal neuro-navigation technology, again without opening the brain. After surgery, her blood pressure normalized and her menstrual cycles became regular.
In both cases, pituitary microadenomas were diagnosed. The surgeries were done through the nasal route using microscopes and endoscopes, with neuro-navigation helping to accurately locate the tumors while protecting the pituitary gland. The multi-specialty team included Head of Neurosciences and HOD Neurosurgery Partha P Bishnu, Senior Consultant Neurosurgery Ankur Kapoor, Senior Neurosurgeon and Neurointervention Specialist Payoz Pandey, Senior Consultant ENT Parvendra Singh, Director Endocrinology, Obesity and Diabetes Sunil Kumar Mishra, and the Neuro-Anesthesia Team.
With the latest technology and expert doctors at Graphic Era Institute of Medical Sciences, new milestones continue to be achieved. Previously, the hospital’s expert doctors had successfully implanted pacemakers in the brain, placed a third pacemaker in complex pediatric cases, replaced two heart valves without open-heart surgery, unblocked the esophagus without surgery, and performed open-heart surgery through a small 2.5-inch facial incision without cutting bones. Director of Graphic Era Hospital, Puneet Tyagi,  Mefical Superintendent, Gurdeep Singh Jheetay, Dean SL Jethani and COO Atul Bahl were present at the press conference.