UWorld_7.12

Question 1

Exacerbating factors in trochanteric bursitis of hip

Answer 1

• lying on side

- external pressure to upper lateral thigh

Question 2

Exacerbating factors in osteoarthritis of hip of hip

Answer 2

-internal rotation of hip

Question 3

True positive rate =

False positive rate =

Answer 3

TP rate = sensitivity

FP rate = 1 - specificity

Question 4

PFTs in pulmonary fibrosis

Answer 4

• restrictive pattern
• reduced FEV1 and FVC but normal FEV1/FVC ratio
• reduced: FRC, TLC, RV

Question 5

Adverse effects of estrogen receptor modulators

Answer 5

• e.g. tamoxifen, raloxifene
• hot flashes
• VTE
• endometrial hyperplasia & carcinoma

Question 6

Management of duodenal ulcer

Answer 6

• antisecretory therapy/PPI

- abx (amoxicilin + clarithromycin) if 2/2 H. pylori

Question 7

CV complications in Marfan’s syndrome

Answer 7

• aortic dilation, regurgitation, or dissection

- mitral valve prolapse

Question 8

Most common cause of death in acromegaly

Answer 8

CHF/cardiac causes

Question 9

Tx of syphilis in pt. w/PCN allergy

Answer 9

• Doxycycline x 14 days

- IN PREGNANCY: PCN desensitization and tx w/PCN

Question 10

Bacterial cause of malignant otitis externa

Answer 10

pseudomonas

Question 11

Uric acid stone management

Answer 11

• hydration

- alkalinization of urine

Question 12

Indications of secondary causes of hypogonadotropic hypogonadism (@ males)

Answer 12

• H/A
• very low testosterone
• gynecomastia +/- galactorrhea
• evidence of other pituitary hormone deficiencies

Question 13

Evaluation of secondary hypogonadotropic hypogonadism

Answer 13

• measurement of other pituitary hormones: thyroid, prolactin
• visual field testing
• MRI if: elevated PRL, test

Question 14

Clinical manifestations of rickets

Answer 14

• craniotabes (“ping-pong ball” skull)
• delayed fontanel closure
• enlarged: skull, costochorndral joints, long bone joints
• pronounce genu varum

Question 15

Presentation of infective endocarditis in IVDU

Answer 15

• s.aureus @ tricuspid valve = more common
• fragments can embolize to lungs ==> nodular infiltration with cavitation
• systemic sx, pleuritic chest pain, dyspnea, cough
• +/- heart murmur, peripheral sx (splinter hemorrhages or Janeway lesions) typically absent

Question 16

Blunt trauma + clean CT + delayed deep abdominal pain/systemic sx ==> dx?

Answer 16

pancreatic injury