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- Abnormal desmosomes - ARVC
- Chronic ethanol use increases warfarin metabolism and binge ethanol drinking decreases warfarin metabolism
- s/p PCI, sudden pain in toes, cold foot, no pulses palpable below knee, gangrene on tips of toes, discoloration and skin breakdown between toes - contrast angiography
- Dobutamine echocardiography could be used to differentiate infarction from hibernating myocardium
- ASD prevents pulsus paradoxus despite large, hemodynamically significant pericardial effusion
- Chronic pulmonary embolism, worsening dyspnea and exercise intolerance, loud P2 - CTEPH, best test V/Q scan
- HTN, pulmonary edema, carotid bruit, rise in creatinine - diagnosis fibromuscular dysplasia, test duplex ultrasonography of renal arteries
- Nitroglycerin should be avoided in inferior STEMI with ST elevation in lead V1 (RV infarction)
- During initial therapy, amiodarone increases TSH
- For thoracic aortic aneurysm, TEVAR is associated with 30-day risk of endoleaks of 10%