NBME 21 Aortic (NBME Answers)

Answers & Explanations for the NBME

NBME 21 Answers ↦

nbme21/Block 1/Question#16 (64.8 difficulty score)
A 43-year-old man comes to the physician for ...
Aortic🔍,📺
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+36
submitted by mcl(618),

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hyperfukus this link is great! they're still kind of close together :( its so hard to tell for me w/o reference of the others +

mannywillsee So the way to differentiate Aortic valve from the others is by checking the lateral view, AV will be more medial than both tricuspid and mitral; tricuspid will be more anterior and mitral will be posterior while Pulmonary is doing its own thing +2

+17
submitted by step1soon(46),

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pav/yekehas-/ydrori:aglasrvtth/eesll-do/uot.mica

okoL at weerh the supsc ear otpignni → uapwsdr tereroehf taiocr. fi ucssp wree wawrdond → htne arlimt elavv wulod be eth thgir anersw

misterdoctor69 mitral valve would only have 2 cusps even if it were replaced though right?... +

bbr After staring at this for awhile, I wanted to elaborate on this to make it even clearer. The 3 areas that meet at a point would be the 3 cusps. These 3 flaps are going to get blown open. Means flow is from down to up. +3

+4
submitted by kentuckyfan(44),

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ntarhoe lnik I ufdno uhlpefl

+3
submitted by suckitnbme(193),

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I aws kutcs btwenee larmti nda critao dna ntew whit raoitc seabecu hte L vetrliecn slkoo edenagrl, lbsspyio iinnhgt that teh nteaitp dha otraic sit.oessn

drzed I went with aortic because it looks like the valve has three cusps, while the mitral valve should only have two. Incorrect logic? +3

+0
submitted by nbaumgarten(0),

This may be wrong, but it also looks like he may have had aortic regurgitation before. You can see that his has Left Ventricular enlargement.