need help with your account or subscription? click here to email us (or see the contact page)
join telegramNEW! discord
jump to exam page:
search for anything ⋅ score predictor (โ€œpredict me!โ€)

NBME 22 Answers

nbme22/Block 2/Question#47 (reveal difficulty score)
A 22-year-old woman who is at 16 weeks' ...
Down syndrome ๐Ÿ” / ๐Ÿ“บ / ๐ŸŒณ / ๐Ÿ“–
tags:

 Login (or register) to see more


 +5  upvote downvote
submitted by โˆ—armymed88(49)
get full access to all contentpick a username

Down syndrome 2nd trimester screen (usually around 16-18wks) shows decreased AFP, estriol and increased hCG and inhibin A.

Of trisomy 13/18/21, Down Syndrome is the only to have an eleveted hCG

get full access to all contentpick a username
makinallkindzofgainz  "Down Syndrome has high HI (hCg and inhibin)" the relationship between the words down/high really stuck for me +2
drzed  An easy way to remember the other aneuploides is that the "lower" ones (e.g. lower than 21 = 13,18) have "lower" values (e.g. LOW hCg and LOW inhibin) +4



Must-See Comments from nbme22

sacredazn on Unrearranged immunoglobulin gene
seagull on Decreased binding of RNA polymerase
seagull on Anticholinergic
liverdietrying on Release of stored thyroid hormone from a ...
keycompany on Negative nitrogen balance
kernicterusthefrog on Displacement
mcl on Area labeled โ€˜Dโ€™
joha961 on Displacement
imgdoc on Area labeled โ€˜Cโ€™ (Abducens nucleus, right)
alwaysanonymous on 25 mL/cm H2O
drdoom on 1 in 600
seagull on Glutamine
bubbles on Acute retroviral infection
yotsubato on Phase variation

search for anything NEW!