| INA | infectious nucleic acid; inferior nasal artery; International Neurological Association |
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| INF | infant, infantile; infection, infective, infected; inferior; infirmary; infundibulum; infusion; inte... |
| inf | infant, infantile; inferior |
| IR | drop of voltage across a resistor produced by a current; ileal resection; immune response; immunizat... |
| ITA | inferior temporal artery; internal thoracic artery; International Tuberculosis Association |
| posterior facial vein | <anatomy, vein> It is formed by the union of the superficial temporal and maxillary veins in front of the ear, runs posterior to the ramus of the mandible through the parotid gland, and unites with the posterior auricular vein to form the external jugular vein; it usually has a large communicating branch with the facial vein. Synonym: vena retromandibularis, posterior facial vein, temporomaxillary vein, vena facialis posterior. (05 Mar 2000) |
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| posterior marginal vein | It originates on the superior surface of the corpus callosum and runs posteriorly to terminate in the great cerebral vein. Synonym: dorsal callosal vein, dorsal vein of corpus callosum, posterior marginal vein, posterior pericallosal vein. (05 Mar 2000) |
| posterior pericallosal vein | It originates on the superior surface of the corpus callosum and runs posteriorly to terminate in the great cerebral vein. Synonym: dorsal callosal vein, dorsal vein of corpus callosum, posterior marginal vein, posterior pericallosal vein. (05 Mar 2000) |
| posterior vein of left ventricle | Arises on the diaphragmatic surface of the heart near the apex, runs to the left and parallel to the posterior interventricular sulcus, and empties in the coronary sinus. Synonym: vena posterior ventriculi sinistri. (05 Mar 2000) |
| posterior vein of septum pellucidum | Vein draining the posterior part of the transparent septum; it empties into the superior thalamostriate vein. Synonym: vena septi pellucidi posterior. (05 Mar 2000) |
| cutaneous vein | <anatomy, vein> One of a number of veins that course in the subcutaneous tissue and empty into deep veins; they form prominent systems of vessels in the limbs and are usually not accompanied by arteries. Synonym: vena cutanea, cutaneous vein. (05 Mar 2000) |
| precentral cerebellar vein | <anatomy, vein> An unpaired vein originating in the precentral cerebellar fissure passing anterior and superior to the culmen on its way to terminate in the great cerebral vein. Synonym: vena precentralis cerebelli. (05 Mar 2000) |
| cystic vein | <anatomy, vein> Veins, usually anterior and posterior, which drain the neck of the gallbladder and cystic duct, along which they pass to enter the right branch of the portal vein; they communicate extensively with surrounding veins of the stomach, duodenum and pancreas. Synonym: vena cystica. (05 Mar 2000) |
| prepyloric 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) |
| hemiazygos vein | <anatomy, vein> Formed by the merger of the left ascending lumbar vein with the left subcostal vein or a communication from the inferior vena cava, it pierces the left crus of the diaphragm, ascends along the left side of the bodies of the lower thoracic vertebrae, opposite the eighth vertebra, crosses the midline behind the aorta, thoracic duct, and oesophagus, and empties into the azygos vein, sometimes in common with the accessory hemiazygos vein. Synonym: vena hemiazygos, vena azygos minor inferior. (05 Mar 2000) |
| Santorini's 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) |
| saphenous vein | <anatomy, vein> The vein which drains the foot and leg. (12 Dec 1998) |
| prominent portal vein radicles | <radiology> Seen in acute hepatitis (12 Dec 1998) |
| hepatic portal vein | <anatomy, vein> A large vein that carries blood from the stomach and intestines to the liver. (09 Oct 1997) |
| hepatic vein thrombosis | Occlusion of the hepatic veins caused by thrombi or fibrous obliteration of the veins. (12 Dec 1998) |