| PICA | percutaneous transluminal coronary angioplasty; Porch Index of Communicative Abilities; posterior in... |
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| PPA | palpation, percussion, auscultation; pepsin A; phenylpropanolamine; phenylpyruvic acid; Pittsburgh p... |
| RBA | relative binding affinity; rescue breathing apparatus; right basilar artery; right brachial artery; ... |
| RCA | red cell agglutination; relative chemotactic activity; renal cell carcinoma; right carotid artery; r... |
| SOA-MCA | superficial occipital artery to middle cerebral artery |
| veins of superior eyelid | Veins draining the superior eyelid anteriorly into the angular vein. Synonym: venae palpebrales superiores, veins of superior eyelid. (05 Mar 2000) |
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| ramus lingularis superior | <anatomy, artery> Branch (of the lingular branch) of the left pulmonary artery serving the superior lingular segment of the superior lobe of the left lung. Synonym: ramus lingularis superior. (05 Mar 2000) |
| vena anastomotica superior | <anatomy, vein> A large communicating vein between the superficial middle cerebral vein and the superior sagittal sinus; it passes upward from the lateral sulcus, often following the line of the central sulcus (Rolando's fissure). Synonym: vena anastomotica superior, Trolard's vein. (05 Mar 2000) |
| vena azygos minor superior | <anatomy, vein> Formed by the union of the fourth to seventh left posterior intercostal veins, passes along the side of the bodies of the fifth, sixth, and seventh thoracic vertebrae, then crosses the midline behind the aorta, oesophagus, and thoracic duct, and empties into the azygos vein, sometimes in common with the hemiazygos vein. Synonym: vena hemiazygos accessoria, vena azygos minor superior. (05 Mar 2000) |
| vena basalis superior | <anatomy, vein> Tributary to the common basal vein draining the lateral and anterior part of the inferior lobe of each lung. Synonym: vena basalis superior. (05 Mar 2000) |
| vena cava superior | superior vena cava Previous: vena cava filter, vena cava filters, vena cava inferior, vena caval foramenNext: vena cava, superior, venacavographyvena cava, superior The venous trunk which returns blood from the head, neck, upper extremities and chest. (12 Dec 1998) |
| vena cava, superior | superior vena cava Previous: vena cava filter, vena cava filters, vena cava inferior, vena caval foramenNext: vena cava, superior, venacavographyvena cava, superior The venous trunk which returns blood from the head, neck, upper extremities and chest. (12 Dec 1998) |
| ramus superior | Branch which is directed upward or cranially or which is highly-placed, usually in contrast to an inferior branch. Synonym: ramus superior. (05 Mar 2000) |
| ramus superior arteriae gluteae superioris | <anatomy, artery> Runs between gluteus medius and minimus muscles, supplying both, and continuing to reach tensor fascia lata muscle. Synonym: ramus superior arteriae gluteae superioris. (05 Mar 2000) |
| ramus superior nervi oculomotorii | <anatomy, nerve> Branch of oculomotor nerve supplying the superior rectus and levator palpebrae superioris muscles. Synonym: ramus superior nervi oculomotorii. (05 Mar 2000) |
| ramus superior nervi transversalis cervicalis | <anatomy, nerve> Branch providing cutaneous innervation in upper part of anterior triangle of neck. Synonym: ramus superior nervi transversalis cervicalis (colli). (05 Mar 2000) |
| ramus superior ossis pubis | A bar of bone, triangular in section, which extends posterosuperiorly from the body of the pubis to form the superior boundary of the obturator foramen; developmentally, it contributes about one-fifth of the articular surface of the acetabulum. Synonym: ramus superior ossis pubis, superior branch of the pubic bone. (05 Mar 2000) |
| ramus superior venae pulmonalis dextrae/sinistrae inferioris | Tributaries of the right and left inferior pulmonary veins which receive oxygenated blood from the superior [S6] bronchopulmonary segments of the inferior lobes of the right and left lungs. Synonym: ramus superior venae pulmonalis dextrae/sinistrae inferioris. (05 Mar 2000) |
| vena choroidea superior | <anatomy, vein> A tortuous vein that follows the choroid plexus of the lateral ventricle and unites with the superior thalamostriate vein and the anterior vein of the transparent septum to form the internal cerebral vein. Synonym: vena choroidea superior. (05 Mar 2000) |
| vena haemorrhoidalis superior | Outmoded term for superior rectal vein. (05 Mar 2000) |