venous plexus


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ve·nous plex·us

[TA]
a vascular network formed by numerous anastomoses between veins.
Synonym(s): plexus venosus [TA]

venous plexus

A network of interconnecting veins.
See also: plexus
References in periodicals archive ?
2) CNS involvement (uncommon in travelers), is due to embolization of eggs from the portal mesenteric system via the paravertebral venous plexus.
The vertebral venous plexus is a valveless system which communicates directly with pelvic, sacral, intercostal, azygos, caval and intracranial veins (1).
SUMMARY: The vertebral venous plexus in dogs is ah extensive vascular network that extends along the entire length of the vertebral column.
The Batson venous plexus was first suggested to play an unrecognized role in vertebral metastases from prostatic carcinoma.
When a patient has extensive bleeding in the presacral area from the presacral venous plexus, Dr.
After laminectomy at the appropriate level, the dura was opened and, under the operating microscope, the enlarged vein filled with arterialized blood which bridged the subarachnoid space from the dura to the coronal venous plexus was coagulated and divided.
The needle is then advanced until it terminates near the center of the vertebral body, no more than one half to two-thirds of the anterior-posterior (AP) dimension of the vertebral body, taking care to avoid breaching the ventral vertebral body cortex into the overlying anterior external venous plexus (Figure 7).
3,4) We report a rare case of pulmonary mucormycosis presenting with acute myelitis and showing spinal cord and vertebral body infarction probably due to air embolism along the venous plexus of the spinal cord.
Lumbar veins drain blood from the abdominal wall and vertebral venous plexus into the inferior vena cava, ascending lumbar veins, renal veins, or lumbar azygous vein.
6) and multiple collaterals draining into the retroperitoneal venous plexus (Fig.