UWorld_8.01

Question 1

Trachoma presentation

Answer 1

• folicular conjuctivits

- neovascularization

Question 2

Lacunar thalamic stroke presentation

Answer 2

• sudden onset contralateral sensory loss

- weeks/months later ==> thalamic pain syndrome = burning pain worse w/light tough

Question 3

Hypercalcemia 2/2 immobilization presentation

Answer 3

-immobilization ==> high bone turnover

Question 4

Management of PCOS anovulation

Answer 4

• clomiphene citrate

- metformin

Question 5

negative FOBT in elderly pt. w/iron def. anemia ==> evaluation

Answer 5

• colonoscopy, endoscopy

- neg. FOBT does not rule out GI bleed

Question 6

Management/eval of suspected bladder outlet obstruction

Answer 6

• bladder scan

- catheterization

Question 7

Aspirin-exacerbated respiratory disease presentation/tx

Answer 7

• bronchospasm
• nasal congestion
• assoc. w/pt. w/asthma or chronic rhinosinusitis w/nasal polyposis
• tx = avoid NSAIDs, leukotriene receptor antagonists (montelukast)

Question 8

Management of PFPain Syndrome

Answer 8

• NSAIDs
• activity modification
• stretching/exercise

Question 9

Most common cause of painless, gross hematuria in adults

Answer 9

bladder tumors

Question 10

Hepatic adenoma presentation

Answer 10

• benign tumor @ young/middle-aged owmen taking OCPs

- complications = growth, rupture, malignant transformation

Question 11

Indications for imagining in acute pyelonephritis

Answer 11

• persistent clinical sx despite tx @ 48-72 hours
• hx of nephrolithiasis
• complicated pyelo
• unusual urinary findings

Question 12

Cutaneous larva migrans presentation

Answer 12

• travel to tropical regions

- pruritic, elevated serpiginous lesions on skin

Question 13

Evaluation of unexplained myositis

Answer 13

1. TSH/T4

2. m. biopsy if negative

Question 14

Causes of myopathy

Answer 14

• connective tissue dz
• endocrine/metabolic dz: thyroid, cushings, electrolytes
• drus/toxins: CS, statins, zidovudine, colchicine, etoh/heroin/cocaine
• other: infections, trauma, hyperthermia

Question 15

Syncope w/urination dx

Answer 15

situation syncope

Question 16

Felty syndrome presentation

Answer 16

• rheumatoid arthritis
• neutropenia
• splenomegaly

Question 17

Study design to determine incidence vs. prevalence

Answer 17

• cross-sectional ==> prevalence

- cohort ==> incidence

Question 18

endocarditis causes s/p dental procedure

Answer 18

-viridans strep: mutans, sanguis, etc. (not strep bovis, strep pneumo)

Question 19

Outpatient tx of CAP

Answer 19

• healthy = macrolide vs. doxycycline

- comorbid conditions = fluoroquinolone or beta-lactam or macrolide

Question 20

Inpatient (non-ICU) tx of CAP

Answer 20

• fluoroquinolone OR

- beta-lactam + macrolide (ceftriaxone + azithryomycin)

Question 21

CURB criteria

Answer 21

• Confusion
• Uremia (BUN >20)
• RR > 30
• BP 65
• 1 pt. each
• 2+ ==> inpt. admission
• 4+ ==> ICU

Question 22

Inpatient ICU tx of CAP

Answer 22

• iV beta-lactam + macrolide

- IV beta-lactam + fluoroquinolone

Question 23

FAS presentation

Answer 23

• small palpebral fissures
• smooth philtrum (vertical groove above upper lip)
• thin vermilion border

Question 24

Myotonic MD presentation

Answer 24

• onset @ age 12-30

- facial weakness, hand grip myotonia, dysphagia

Question 25

Causes of watery diarrhea predominant food poisoning

Answer 25

• C. perfringens
• enterotoxic E. coli
• enteric viruses
• cryptosporidium
• cyclospora
• intestinal tapeworms

Question 26

Causes of bloody diarrhea predominant food poisoning

Answer 26

• salmonella
• campylobacter
• Shiga-toxin E. Coli
• shigella
• enterobacter
• vibrio
• yersinia

Question 27

Complete heart block sx and management

Answer 27

• dizziness, worsening angina

- management = cardiac pacing

Question 28

FSH in turner’s syndrome

Answer 28

elevated 2/2 to lack of negative feedback due to ovarian dysgenesis/poor ovarian fxn