nbme 1 sec 2 #9 - doke - 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: nbme 1 sec 2 #9 - doke (/showthread.php?tid=382247) |
nbme 1 sec 2 #9 - doke - ArchivalUser - 01-31-2009 9. A previously healthy 16-year-old boy is brought to the emergency department 20 minutes after an episode of left arm shaking that lasted approximately 3 minutes. Over the past 2 days, he has had fever and emotional lability. On arrival, his temperature is 38.9 C (102 F). He is somnolent and disoriented to person, place, and time. He responds poorly to pain. Neurologic examination shows no other abnormalities. Laboratory studies show: Hematocrit 34% Leukocyte count 6000/mm3 Segmented neutrophils 50% Lymphocytes 50% Platelet count 280,000/mm3 Analysis of cerebrospinal fluid shows: Leukocyte count 120/mm3 Segmented neutrophils 20% Lymphocytes 80% Erythrocyte count 300/mm3 Glucose 60 mg/dL Protein 400 mg/dL Which of the following is the most likely cause of this patient's neurologic findings? A ) Bacterial infection B ) Congenital malformation C ) Fungal infection D ) Hemorrhage E ) Immune-mediated demyelination F ) Parasitic infection G ) Viral infection PL help. thanks 0 - ArchivalUser - 01-31-2009 viral hamorrhaic destruction of temporal lobes leading to rbc in csf and other findings 0 - ArchivalUser - 01-31-2009 thanks 0 - ArchivalUser - 01-31-2009 Lymphocytes 80% - one more clue that its VIRAL 0 - ArchivalUser - 01-31-2009 why pr is high?? |