<prompt> Differential diagnosis of panic disorder -a Pheochromocytomab Myocardial infarctionc Mitral valve prolapsed Depressione Carcinoid syndromebcdeabcdacdeabce  <response>: Panic attacks are associated with cardiovascular diseases MI, Mitral valve prolapse; endocrine disorders hyperthyroidism, pheochromocytoma, carcinoid syndrome; Neurological diseases Epilepsy, infection, CVA; Drugs amphetamine, cocaine, nicotine; and systemic infection. 