| Th cell | helper T cell(= T4 cell) |
|---|---|
| Ts cell | suppressor T cell(= T8 cell) |
| BC | Bachelor of Surgery [Lat. Baccal-aureus Chirurgiae]; back care; bactericidal concentration; basal ce... |
| DRBC | denaturated red blood cell; dog red blood cell; donkey red blood cell |
| EC | effective concentration; ejection click; electrochemical; electron capture; embryonal carcinoma; eme... |
| small bowel enema | Radiographic examination of the small intestine, by retrograde filling from the contrast-filled large bowel. (05 Mar 2000) |
|---|---|
| small bowel infiltration | <radiology> Whipple disease (proximal small bowel), small bowel lymphoma, amyloidosis, Waldenstrom macrogloblinaemia, sprue, eosinophilic gastroenteritis, abetalipoproteinaemia (increased fat droplets in mucosal cells) (12 Dec 1998) |
| small bowel nodules | <radiology> Lymphoid hyperplasia, lymphoma, metastasis (12 Dec 1998) |
| small bowel obstruction | <radiology> Fibrous adhesions (75%), secondary to previous peritonitis or surgery, hernia, external, internal, neoplasm, inflammatory disease See also: adynamic ileus simulating mechanical obstruction, large bowel (colon) obstruction (12 Dec 1998) |
| small bowel series | Radiographic examination of the small intestine following the oral administration of contrast medium, usually barium sulfate. Compare: small bowel enema. (05 Mar 2000) |
| small calorie | The quantity of energy required to raise the temperature of 1 g of water 1캜, or from 14.5캜 to 15.5캜 in the case of normal or standard calorie. Synonym: gram calorie. (05 Mar 2000) |
| small canal of chorda tympani | A canal leading from the facial canal to the tympanic cavity through which the chorda tympani nerve enters this cavity. Synonym: canaliculus chordae tympani, iter chordae posterius, small canal of chorda tympani. (05 Mar 2000) |
| small cardiac vein | <anatomy, vein> An inconstant vessel, accompanying the right coronary artery in the coronary sulcus, from the right margin of the right ventricle, and emptying into the coronary sinus or the middle cardiac vein. Synonym: vena cordis parva. (05 Mar 2000) |
| small deep petrosal nerve | <anatomy, nerve> One of two sympathetic branches from the internal carotid plexus to the tympanic plexus. Synonym: nervus caroticotympanicus, small deep petrosal nerve. (05 Mar 2000) |
| small for gestational age | <obstetrics, paediatrics> A weight classification of newborns associated with poor health outcomes, the weight falling below the 10th percentile on the intrauterine growth curve for the infant's calculated gestational age. (27 Sep 1997) |
| small gallbladder | <radiology> Chronic cholecystitis, cystic fibrosis (seen in 30-50% of CF patients), congenital anomaly (multiseptate, hypoplastic) Cf: large gall bladder (12 Dec 1998) |
| small increment sensitivity index | The sounding of a tone 20 dB above threshold, followed by a series of 200-msec tones 1 dB louder; perception of these is indicative of cochlear damage. Synonym: small increment sensitivity index test. (05 Mar 2000) |
| small increment sensitivity index test | The sounding of a tone 20 dB above threshold, followed by a series of 200-msec tones 1 dB louder; perception of these is indicative of cochlear damage. Synonym: small increment sensitivity index test. (05 Mar 2000) |
| small interarch distance | A small distance between the maxillary and mandibular arches. Synonym: close bite. (05 Mar 2000) |
| small intestine | <anatomy, gastroenterology> The small intestine is composed of three sections: duodenum, jejunum and ileum. All are involved in the absorption of nutrients. The total length of the small intestine is approximately 22 feet. (27 Sep 1997) |