NBME CBSE REAL EXAM 200
QUESTIONS AND ANSWERS LATEST
2023-2024 (usmle step 1)MEDICAL
EXAMINATION LATEST UPDATES
MAY 2023 A GRADE.
70yo M dies in a
... [Show More] motor vehicle collision. Was undergoing evaluation for
occult blood in the stool. Photo of transverse colon shown. Dx? -
ANSWER- Tubular adenoma
38yo M with 1-week hx of watery, itchy eyes and a runny nose. Physical
shows inflamed nasal mucosa. No congestion in lower lung.
Pharmacotherapy? - ANSWER- Loratadine
agglutination? - ANSWER- IgM
24yo M with small tender blisters on his penis 3 days after unprotected
sex. Photograph shown. Causal agent? - ANSWER- HSV-2
35yo M in ED with 2-hour hx of sever fatigue and dizziness. Had
profuse, watery diarrhea for 8 hours despite a lack of oral intake.
Recently returned from a medical relief trip to a remove village in
Honduras. T 36.7 C, P 122/min, BP 90/50. PE shows dry skin and
decreased capillary refill. Stool for occult blood is negative; stool is gray
and turbid. Gram stain shows gram-negative, comma-shaped bacteria;
no erythrocytes of leukocytes. MOA of toxin? - ANSWER- Activation
of adenylyl cyclase
leg. Sx 1 mo ago after dx with metastatic breast cancer. PE shows ataxia
of left upper and lower extremities. Muscle strength, DTR, sensation,
proprioception normal. Metastatic tumor in which location? -
ANSWER- cerebellum
59yo F with gradual onset of lack of muscle control in her left arm and
precipitate a flushing reaction that seems to exacerbate the rash. PE
shows erythema over the nose and cheeks, with scattered telangiectasias
and a few papules. Dx? - ANSWER- Rosacea
53yo M returned from Africa, has fever, headache, and abdominal
discomfort. Received appropriate vaccinations prior to the trip. T 39.4C.
A wright-stained peripheral smear shown. Dx? - ANSWER- Malaria
68yo F with T2DM and hypertension that has been poorly controlled
despite hydrochlorothiazide treatment. BP 150/96, Labs show serum
glucose concentration of 130 and proteinuria. In addition to current Rx,
which is most appropriate pharmacotherapy? - ANSWER- Lisinopril
66yo M with stage IV colon cancer with 3-day hx of severe diarrhea
after receiving chemotherapy with fluorouracil, leucovorin, and
Irinotecan. prescribed opioid antidiarrheal agent with no CNS effects.
Which med? - ANSWER- Loperamide [Show Less]