A 35-year-old male with history of 4 weeks of immobilization for fracture femur developed sudden onset of chest pain and hemoptysis. ECG shows SI Q3 T3 pattern. Diagnosis?
High-Yield Explanation
Ans. c. Pulmonary embolismPULMONARY EMBOLISMPulmonary embolism usually arises from a venous thrombosis in the pelvis or legs.Risk factors include any cause of immobility or hyper coagulability.Clinical sign and symptoms:DyspneaTachycardia and hypoxemia are prominent.Pain is usually pleuritic, especially when pulmonary infarction develops.ECG is usually nonspecific but may show S wave in lead I, Q wave in lead III, or inverted T wave in lead III.Diagnosis confirmed by CT angiogram.