| MLD | manual lymph drainage; median lethal dose; metachromatic leukodystrophy; minimal lesion disease; min... |
|---|---|
| MLD50 | median lethal dose |
| MLT | left mentotransverse [fetal position] [Lat. mento-laeva transversa]; mean latency time; median letha... |
| MMAD | mass median aerodynamic diameter |
| MMD | mass median diameter; minimum morbidostatic dose; moyamoya disease; myotonic muscular dystrophy |
| vein stone | <cardiology, pathology> A concretion or stone within a cardiovascular vein. Origin: Gr. Phlebos = vein. (11 Jun 1998) |
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| vein stripper | An instrument used to remove a vein by tying the vein at one end and pulling it, tearing its branches, and thus, stripping it out of the body. (05 Mar 2000) |
| Marshall's oblique vein | A small vein on the posterior wall of the left atrium which merges with the great cardiac vein to form the coronary sinus; it is developed from the left common cardinal vein, and occasionally persists as a left superior vena cava. Synonym: vena obliqua atrii sinistri, Marshall's oblique vein. (05 Mar 2000) |
| vertebral vein | <anatomy, vein> A vein derived from tributaries (venae comitantes) which run through the foramina in the transverse processes of the first six cervical vertebrae and form a plexus around the vertebral artery; it empties as a single trunk into the brachiocephalic veins. Synonym: vena vertebralis. (05 Mar 2000) |
| parietal emissary vein | <anatomy, vein> The vein that connects the superior sagittal sinus with the tributaries of the superficial temporal vein and other veins of the scalp. Synonym: vena emissaria parietalis, emissarium parietale, Santorini's vein. (05 Mar 2000) |
| Vesalius' vein | <anatomy, vein> The emissary vein passing through the foramen venosum. (05 Mar 2000) |
| mastoid emissary vein | <anatomy, vein> The vein that connects the sigmoid sinus with the occipital vein or one of the tributaries of the external jugular vein by way of the mastoid foramen. Synonym: vena emissaria mastoidea, emissarium mastoideum. (05 Mar 2000) |
| maxillary vein | <anatomy, vein> The posterior continuation of the pterygoid plexus; it joins the superficial temporal vein to form the retromandibular vein. Synonym: vena maxillaris. (05 Mar 2000) |
| vidian vein | A vein accompanying the nerve and artery through the pterygoid canal and emptying into the pharyngeal venous plexus. Synonym: vena canalis pterygoidei, vidian vein. (05 Mar 2000) |
| Mayo's vein | <anatomy, vein> A tributary of the right gastric vein that passes anterior to the pylorus at its junction with the duodenum. Synonym: vena prepylorica, Latarget's vein, Mayo's vein. (05 Mar 2000) |
| cavernous transfer of portal vein | <anatomy, vein> Replacement of the portal vein by a number of collateral channels, a consequence of thrombosis. (05 Mar 2000) |
| medial atrial vein | A vein that drains deep portions of the parietal and occipital lobes; it runs in the medial wall of the lateral ventricle to empty into the internal cerebral vein or the great cerebral vein. Synonym: vena ventriculi lateralis medialis, medial atrial vein, medial vein of lateral ventricle. (05 Mar 2000) |
| medial vein of lateral ventricle | A vein that drains deep portions of the parietal and occipital lobes; it runs in the medial wall of the lateral ventricle to empty into the internal cerebral vein or the great cerebral vein. Synonym: vena ventriculi lateralis medialis, medial atrial vein, medial vein of lateral ventricle. (05 Mar 2000) |
| renal vein | <anatomy, vein> The short thick veins which return blood from the kidneys to the vena cava. (25 Jun 1999) |
| vitelline vein | <anatomy, vein> A vein returning blood from the yolk sac to the embryo. Synonym: vena vitellina. (05 Mar 2000) |