precardinal

pre·car·di·nal

(prē-kar'di-năl),
Relating to the anterior cardinal veins.
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References in periodicals archive ?
The cephalic vein at this stage forms a venous ring around the clavicle from which it is connected with the caudal part of the precardinal vein.
Each precardinal vein (also called anterior cardinal) consists of two parts: (1) the primary head vein and (2) the true precardinal.