| NES | not elsewhere specified |
|---|---|
| NOS | network operating system; nitric oxide synthetase; non-organ-specific; not on staff; not otherwise s... |
| NS | natural science; Neosporin; nephrosclerosis; nephrotic syndrome; nervous system; neurological surger... |
| NINCDS/ADRDA | National Institute of Neurological and Communicative Diseases and Stroke/Alzheimer's Disease and Rel... |
| TORCH | toxoplasmosis, other [congenital syphilis and viruses], rubella, cytomegalovirus, and herpes simplex... |
| mastoid process | The nipple-like projection of the petrous part of the temporal bone. Synonym: processus mastoideus, mastoid bone, temporal apophysis. (05 Mar 2000) |
|---|---|
| mastoid sinuses | Numerous small intercommunicating cavities in the mastoid process of the temporal bone that empty into the mastoid or tympanic antrum. Synonym: cellulae mastoideae, mastoid cells, mastoid sinuses. (05 Mar 2000) |
| anterior notch of ear | A notch between the supratragic tubercle and the crus of the helix. Synonym: incisura anterior auris, anterior auricular groove, auricular notch, sulcus auriculae anterior. (05 Mar 2000) |
| aviator's ear | See Aerotitis. (12 Dec 1998) |
| Aztec ear | An auricle with the lobule absent. (05 Mar 2000) |
| bat ear | Congenital deformity of the external ear, with poor development of helix and anthelix. Synonym: bat ear. (05 Mar 2000) |
| bear's-ear | <botany> A kind of primrose (Primula auricula), so called from the shape of the leaf. Source: Websters Dictionary (01 Mar 1998) |
| benign ear cyst | A disorder where there are noncancerous lumps or growths within the ear canal or on the pinna of the ear (external ear). most lumps are sebaceous cysts but some are bony overgrowths known as exostoses (or osteomas). If large enough they may interfere with hearing. In this case surgical removal may be required. (27 Sep 1997) |
| boxer's ear | Thickening and induration of the ear with distortion of contours following extravasation of blood within its tissues. Synonym: boxer's ear. (05 Mar 2000) |
| Cagot ear | An auricle having no lobulus. Origin: a people in the Pyrenees among whom physical stigmata are common (05 Mar 2000) |
| malrotated ear | An ear that is slanted more than usual. Technically, an ear is slanted when the angle of the slope of the auricle is more than 15 degrees from the perpendicular. Slanted ears are considered a minor anomaly. The presence of 2 or more minor anomalies in a child increases the probability that the child has a major malformation. (12 Dec 1998) |
| cartilage of ear | The cartilage of the auricle. Synonym: cartilago auriculae, cartilage of ear, conchal cartilage. (05 Mar 2000) |
| vessels of internal ear | Blood vessels of the internal ear, consisting of the labyrinthine artery and its branches and the labyrinthine veins and their tributaries. Synonym: vasa auris internae. (05 Mar 2000) |
| cauliflower ear | Thickening and induration of the ear with distortion of contours following extravasation of blood within its tissues. Synonym: boxer's ear. (05 Mar 2000) |
| cauliflower-ear deformity | Destruction of the underlying cartilage framework of the outer ear (pinnae), usually caused by either infection or trauma, resulting in a thickening of the ear. Classically, blood collects (haematoma) between the ear cartilage and the skin. There is a marked thickening of the entire ear which may be so extensive that the shape of the ear becomes unrecognizable. The ear is said to look like a piece of cauliflower. It is typically seen in wrestlers and boxers who have had repeated trauma to the ear. (12 Dec 1998) |