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Case Report: Pheochromocytoma Presenting With Cushing’S Syndrome And Hyperglycemia, Elizabeth Garbitelli, Halla Bates, Cheryl Liechty, Robert Bing-You

Journal of Maine Medical Center

Introduction: Pheochromocytomas are catecholamine-producing neuroendocrine tumors that arise from the adrenal medulla. Pheochromocytomas typically present with uncontrollable or paroxysmal hypertension that can be accompanied by other common initial symptoms, including headache, diaphoresis, arrhythmia, and pallor. Given the morbidity and mortality associated with undiagnosed pheochromocytomas, and their potential for treatment, primary care physicians should consider this tumor type, and other endocrinological phenomena, when evaluating new onset hyperglycemia.

Clinical Findings: Patient G was a 76-year-old female who presented in her primary care office with newly uncontrollable hyperglycemia. During initial evaluation, her clinical condition deteriorated rapidly. Her laboratory studies revealed markedly elevated cortisol, …