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NBME Step 2 CK Form 7 Answers

step2ck_form7/Block 3/Question#33 (reveal difficulty score)
A 37-year-old man comes to the physician ...
Calcium disodium edetate ๐Ÿ” / ๐Ÿ“บ / ๐ŸŒณ / ๐Ÿ“–
tags: toxicity inc

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submitted by โˆ—seagull(1933)
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Lead poisoning

Pt was likely in an old home. Occasionally eating paint chips because why not.

Lead Toxicity

Microcytic anemia Abdominal Pain Peripheral Neuropathy

Dx: test VENOUS blood lead

Tx: Kids- succimer Adults - EDTA

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submitted by โˆ—step_prep5(246)
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  • Young patient who renovates old houses who presents with abdominal pain, wrist drop, sensory defects and a microcytic hypochromic anemia, most consistent with lead poisoning
  • Symptoms for lead poisoning: LEAD (Lead lines on gingivae and metaphyses of long bones, Encephalopathy and Erythrocyte basophilic stippling, Abdominal pain and sideroblastic Anemia and wrist Drop (with other neuro symptoms)
  • Lead poisoning treatments: Dimercaprol, EDTA (calcium sodium edetate = calcium sodium EDTA), succimer
  • Key idea:ย Potential buzzwords that should trigger thought of lead poisoning include battery factory, homemade whiskey, renovating old house, etc.

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