This column describes techniques for sample collection from the ventral coccygeal vein and the ventral abdominal vein. The ventral coccygeal vein is the most convenient blood collection site with ...
femoral vein, subcarapacial plexus, dorsal and ventral coccygeal veins and occipital sinus 1,2. Sampling from the orbital sinus, nail clipping and cardiocentesis have been reported but are not ...