por·ta·ca·val
| \ ˌpȯrt-ə-ˈkā-vəl
\
\
Medical Definition of portacaval
: extending from the portal vein to the vena cava
portacaval anastomosis
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“Portacaval.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/portacaval. Accessed 9 Aug. 2022.
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