| HEPBsAg | hepatitis B surface antigen |
|---|---|
| ICSA | islet cell surface antibody |
| ISS | idiopathic short stature; injury severity score; International Society of Surgery; ion-scattering sp... |
| LA50 | total body surface area of burn that will kill 50% of patients (lethal area) |
| M2 | dose per square meter of body surface; marked dullness; promyelocyte |
| denture polished surface | That portion of the denture which extends in an occlusal direction from the border of the denture and includes the palatal surface; it is the part of the denture base which is usually polished and includes the buccal and lingual surface's of the teeth. (05 Mar 2000) |
|---|---|
| diaphragmatic surface | The surface of an organ in contact with the diaphragm, as of the heart, liver, lungs, and spleen. Synonym: facies diaphragmatica. (05 Mar 2000) |
| distal surface of tooth | The contact surface of a tooth that is directed away from the median plane of the dental arch; opposite to the mesial surface of a tooth. Synonym: facies distalis dentis. (05 Mar 2000) |
| dorsal surface | The dorsal surface of a structure such as the sacrum and the scapula. Synonym: facies dorsalis. (05 Mar 2000) |
| dorsal surface of digit | The dorsal surface of a finger or toe. Synonym: facies digitalis dorsalis. (05 Mar 2000) |
| dorsal surface of sacrum | The posterosuperior aspect of the sacrum marked by a median and two lateral sacral crests between which four dorsal sacral foramina are located on each side. Synonym: facies dorsalis ossis sacri. (05 Mar 2000) |
| dorsal surface of scapula | The outer aspect of the body of the scapula, subdivided by the prominent spine of the scapula into a smaller supraspinous fossa and a larger infraspinous fossa. Synonym: facies dorsalis scapulae. (05 Mar 2000) |
| drift surface | <radiobiology> Surface on which the guiding centre of a particle is constrained to move, due to the effects of the laws of adiabatic invariance on its drift motion. (09 Oct 1997) |
| immunoglobulins, surface | Immunoglobulins bound to the surface of lymphocytes. (12 Dec 1998) |
| incisal surface | The part of an anterior tooth farthest from the apex of the root. Synonym: margo incisalis, cutting edge, incisal margin, incisal surface, shearing edge. (05 Mar 2000) |
| inferior articular surface of tibia | The quadrilateral surface on the distal end of the tibia for articulation with the talus; it is concave anteroposteriorly and broader anteriorly. Synonym: facies articularis inferior tibiae. (05 Mar 2000) |
| inferior cerebral surface | The inferior surface of the brain visible when seen from below. Synonym: facies inferior cerebri, basis cerebri, inferior cerebral surface. (05 Mar 2000) |
| inferior surface of cerebellar hemisphere | It rests in the posterior cranial fossa and overlies the medulla; it includes the semilunaris inferior, biventer lobule, cerebellar tonsil, and flocculus. Synonym: facies inferior hemispherii cerebelli. (05 Mar 2000) |
| inferior surface of pancreas | The surface of the body of the pancreas that faces downward. Synonym: facies inferior pancreatis. (05 Mar 2000) |
| inferior surface of petrous part of temporal bone | Inferior surface of petrous part of the temporal bone; the portion of the petrous part of the temporal bone that contributes to the external base of the skull. Synonym: facies inferior partis petrosae ossis temporalis. (05 Mar 2000) |