Anatomy Atlases: Illustrated Encyclopedia of Human Anatomic Variation: Opus II: Cardiovascular System: Composite Diagram of Embryologic Venous Plan (Mc Clure and Huntington, '29).

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Illustrated Encyclopedia of Human Anatomic Variation: Opus II: Cardiovascular System

Composite Diagram of Embryologic Venous Plan (Mc Clure and Huntington, '29).

Ronald A. Bergman, PhD
Adel K. Afifi, MD, MS
Ryosuke Miyauchi, MD
Peer Review Status: Internally Peer Reviewed

A and D - Posterior Cardinal Veins; B and C - Supracardinal Veins. Az Azygos vein (Supracardinal vein); IA - Inferior Subcardin Anastomosis; OM - Omphalo - Mesenteric artery; P - Subcardinal portion of Inferior Vena Cava; R - Kidneys; SPA - Subcardina Posterior Cardinal Anastomosis; U - Ureter; V - Renal Veins.

In the adult vena cava, A, C, and D disappear. Should A persist instead, a postcaval ureter results.

redrawn from Derbes and Dial, 1936.

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Anatomy Atlases is curated by Michael P. D'Alessandro, M.D. and Ronald A. Bergman, Ph.D.

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