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NBME Free 120 Answers

free120/Block 3/Question#36 (reveal difficulty score)
A 53-year-old man comes to the physician ...
Superficial inguinal ๐Ÿ” / ๐Ÿ“บ / ๐ŸŒณ / ๐Ÿ“–
tags: anatomy GI

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 +0  upvote downvote
submitted by โˆ—focus(44)

"The drainage pathways are as follows: (a) upper rectum: through the superior rectal nodes to the inferior mesenteric nodes, (b) lower rectum: from the lower rectum through the middle rectal nodes to the internal iliac nodes, and (c) anal canal: through the mesorectal (also known as inferior rectal) nodes to the inguinal and femoral nodes."

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armageddon_oh  FA 2020: pg.366 USMLE loves them hemorrhoids. +
cheesetouch  fa2018 p360 +
jbrito718  UWORLD qid:1631, same concept +

 -2  upvote downvote
submitted by โˆ—bwdc(697)

Below the dentate line, anal cancer drainage is superficial inguinal. Above the dentate line, superior rectal (then iliac).

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sugaplum  above the dentate line superior rectal drains into inferior mesenteric then goes into the portal system +
sugaplum  my mistake, the question is asking lymphatic drainage not venous +2
jbrito718  UWORLD qid:1631, same concept +

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