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NBME 24 Answers

nbme24/Block 2/Question#27

A 47-year-old man comes to the physician because of ...

Monosodium urate

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 +6  upvote downvote
submitted by neonem(372),

These are gout crystals. I suppose the best way to differentiate this case from pseudogout is that the crystals are sharp & needle-shaped and not rhomboid-shaped.

sympathetikey  Yep. They tried to throw you off with the picture, but the wording in the stem says its a "photomicrograph" -- not exposed to plane polarized light, where you would see the negative birefringence. +10  
linwanrun1357  Why is NBME so mean to us. Do those mean a lot in clinic´╝č +  
suckitnbme  @linwanrun1357 I highly doubt you would be looking at your own joint fluid aspirates instead of sending it to the lab. +2  
nnp  what those yellow white nodules signify? +  

 +1  upvote downvote
submitted by vish7287(1),

If Its Pseudogoat thn answer would be calcium pyrophosphate!!

ibestalkinyo  If I look at a sheep and think it was a goat does that make the sheep a pseudogoat? +3