NBME Form 8 Step 2 CK (with complete solutions)

Tourrette's syndrome vocal tics include correct answers grunting, snorting, throat clearing, yelling, obscenities Absolute Risk Reduction (ARR) correct answers control rate - treatment rate Likelihood ratio correct answers sensitivity/(1-specificity) Relative risk reduction correct answers RRR = 1 − RR HIV ppx correct answers - CD4 < 200: TMP/SMX (PCP) - CD4 < 100: TMP/SMX (Toxo) - CD4 < 50: Azithromycin (MAC) * no longer used HIV vaccine prevention correct answers - annual influenza - PCV13, PPSV23 - Any hepatic vx Surgery antibiotic ppx if PCN allergic correct answers Vanc or Clinda small cell lung cancer treatment correct answers Chemotherapy +/- Radiation/surgery Most cancers are unresectable Two common cardiac manifestations of marfan syndrome correct answers Aortic dilatation -> AR Mitral valve prolapse Sunscreen guidelines in infant correct answers Sunscreen not commonly used in infants under 6 months of age with best strategy to keep infants in the shade especially during the middle of the day and to use protective clothing pneumococoniosis which are upper lobe? lower lobe? correct answers the majority affect the upper lobes (silicosis, coal workers' lung, berylliosis) except for asbestosis (lower-lobe predominant) Definition of early onset Alzheimer's correct answers Early-onset Alzheimer's defined by symptoms appearing age 65 or younger Strongest risk factors for alzheimer's correct answers 1) AGE 2) FHx of early-onset AD