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Anatomy 14

A 50-year-old woman presents to the clinic with rectal discomfort and bleeding for the last 2 months. Past medical history is significant for hypothyroidism and hyperlipidemia. She has 4 children that were delivered vaginally. Vital signs are within normal range. Physical examination reveals evidence of an external hemorrhoid.

Which of the following is the correct order of venous drainage of this lesion?

  • A) Internal pudendal vein, obturator vein, internal iliac vein, common iliac vein
  • B) Internal pudendal vein, inferior mesenteric vein, superior mesenteric vein, common iliac vein
  • C) Inferior rectal vein, inferior mesenteric vein, common iliac vein, inferior vena cava
  • D) Inferior rectal vein, internal pudendal vein, internal iliac vein, common iliac vein
  • E) Superior rectal vein, internal pudendal vein, common iliac vein, inferior vena cava

Authors

Husban Halim

Editor

Dr. Ted O'Connell

Last updated

Oct 24, 2023

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