shock Q - thiddi - Printable Version +- USMLE Forum - Largest USMLE Community (https://www.usmleforum.com) +-- Forum: USMLE Forum (https://www.usmleforum.com/forumdisplay.php?fid=1) +--- Forum: Step 2 CK (https://www.usmleforum.com/forumdisplay.php?fid=3) +--- Thread: shock Q - thiddi (/showthread.php?tid=591368) |
shock Q - thiddi - ArchivalUser - 06-10-2011 A 32-year-old man is brought to the emergency department 30 minutes after being involved in a motor vehicle collision. He was the restrained driver. On arrival, he is alert and has shortness of breath. His blood pressure is 80/50 mm Hg, pulse is 130/min, and respirations are 30/min. Examination shows jugular venous distention and abrasions over the left hemithorax. The trachea is deviated to the right. Breath sounds are absent on the left. Which of the following is the most likely cause of the hypotension? A ) Cardiogenic shock B ) Congestive heart failure C ) Decreased systemic vascular resistance D ) Decreased venous return E ) Hypovolemic hypoperfusion F ) Increased systemic vascular resistance 0 - ArchivalUser - 06-11-2011 D, Pt has L. pneumothorax with increased intrathoracic pressure impairing venous return, but JVD makes it look like temponade. Can u tell us the answer pls? |