UWorld_6.28

Question 1

Indications for surgical management of SBO

Answer 1

• complicated SBO: impending ischemia, strangulation, necrosis
• fever
• hemodynamic instability: hypotension, tachycardia
• guarding, leukocytosis, metabolic acidosis

Question 2

Prenatal management of HIV in pregnancy

Answer 2

• Testing:
• HIV load monthly until undetectable; then q3 mo.
• CD4 count q3mo.
• Tx:
• 3 drug HAART
• PPx against opportunistic infx @

Question 3

Intrapartum management of HIV in pregnancy

Answer 3

• Rapid HIV testing if not performed
• Avoid instrumentation (ROM, fetal scalp electrode, forceps, etc)
• if mother not on HAART: Zidovudine
• if viral load >1,000: Zidovudine & c-section

Question 4

Postnatal management of HIV

Answer 4

• maternal: continue HAART

- infant: zidovudine for >6weeks plus serial HIV PCR testing

Question 5

Renal complications of sickle cell dz.

Answer 5

• hematuria/renal papillary necrosis
• UTI
• renal medullary carcinoma

Question 6

Bacteria assoc. w/GBS

Answer 6

Campylobacter

Question 7

Prolactinoma impact on LH & TSH

Answer 7

• LH = low

- TSH = normal/low

Question 8

Minimal change disease associated w/:

Answer 8

• NSAIDs

- lymphoma

Question 9

Amyloidosis nephrotic syndrome assoc. w/:

Answer 9

-multiple myeloma

Question 10

Hypovolemic hyponatremia causes

Answer 10

• volume depletion
• primary adrenal insuffiency
• GI losses (diarrhea, vomiting)
• Renal losses (diuretics)

Question 11

Euvolemic hyponatremia causes

Answer 11

• SIADH (2/2 drugs, malignancy)
• primary (psychogenic) polydipsia
• secondary adrenal insuffiency
• hypothyroidism

Question 12

Hypervolemic hyponatremia causes

Answer 12

• CHF
• cirrhosis
• CKD/nephrotic

Question 13

Causes of zenker diverticulum

Answer 13

-sphincter dysfxn & esophageal dysmotility