An 83-year-old man presents with fatigue, weight loss, and orthostatic hypotension. Explore the Differential Diagnosis for hyponatremia and hyperkalemia.
An 83-year-old man presented to the emergency department with a 6-week history of fatigue, loss of appetite, and weight loss. His blood pressure was 115/80 mm Hg while seated but dropped to 95/65 mm Hg on standing. Laboratory investigations demonstrated hyponatremia and hyperkalemia. What is the diagnosis?
What is the most likely diagnosis?
Adrenal Insufficiency, Hyperkalemia, Hyponatremia, Orthostatic Hypotension, Primary adrenal lymphoma
