Acute Heart Failure as a First Presentation of Pheochromocytoma Complicated with “Inverted” Takotsubo Syndrome

Takotsubo syndrome is a rare but emerging form of acute reversible myocardial injury characterized by transient systolic LV dysfunction, often related to emotional or physical stress. Pheochromocytoma is increasingly recognised as another possible trigger. Pheochromocytoma is a rare catecholamine-secreting tumour arising from chromaffin cells within the adrenal medulla or extra-adrenal paraganglia. The pathognomonic quartet of paroxysmal...