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NBME 22 Answers

nbme22/Block 4/Question#23

A 57-year-old woman comes to the office because of ...

Autoimmune downregulation of Ca2+ channels of the presynaptic terminal

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submitted by welpdedelp(137),

This is Lambert-Eaton, which improves with movement as compared to Myesthenia gracias whichh worsens with movement

sbryant6  Lambert-Eaton is typically associated with Small Cell Lung Cancer. Since there was no mentino of that, I was thrown off. Such is the difference between UWorld and NBME I guess. +  
makinallkindzofgainz  I'm laughing about Myasthenia "gracias" lmao +3  




antibodies form against the presynaptive Ca2+ channels at the NMJ-most commonly seen in patients with small cell lung cancer





antibodies form against the presynaptive Ca2+ channels at the NMJ-most commonly seen in patients with small cell lung cancer