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USMLE-RX Qbank
Question | Answer |
---|---|
what is the risk factor for fibroadenoma of the breast? | increased estrogen exposure Late menopause (>55 years old) early menarche (<12 years old), delayed first pregnancy (>30 years old) |
Where should the emergency physician aim the needle when placing the central line? | lateral to common carotid |
gram-positive, catalase-negative, alpha hemolytics, found in culture in a pt after dentist procedure? | strep viridan subgroup s.sanguinis |
what is cardiac tamponade ? what is the next step in management if found? | decreased BP, muffled heart sounds, diminished arterial pulse during inspiration , pulsus paradoxus RX= pericardiocentesis |
what is the time length (onset) for diagnosing adjustment disorder, PTSD, and acute stress disorder? | Adjustment disorder> 6 months, ,PTSD>1 month, and Acute stress disorder 3days-1 month |
what drug used in PTSD to reduce nightmare? | prazosin (selective alpha 1 blocker) cross BBB |