| BOR | basal optic root; before time of operation; bowels open regularly; branchio-oto-renal [syndrome] |
|---|---|
| HAZWOPER | Hazardous Waste Operation and Emergency Response [of OSHA] |
| OP | occipitoparietal; occipitoposterior; occiput posterior; octapeptide; olfactory peduncle; opening pre... |
| op | operation; operator |
| SPOOL | simultaneous peripheral operation on-line |
| Abbe operation | Use of an Abbe flap in plastic surgery of the lips. (05 Mar 2000) |
|---|---|
| Arie-Pitanguy operation | A procedure to reduce a large breast by a lozenge-shaped resection of tissue from its inferior pole. Synonym: Arie-Pitanguy mammaplasty. (05 Mar 2000) |
| Arlt's operation | Transplantation of the eyelashes back from the edge of the lid in trichiasis. (05 Mar 2000) |
| arterial switch operation | Operation for complete transposition of the great arteries; the most common way to repair this defect consists of switching the aorta and pulmonary arteries and implanting the coronary arteries into the neoaorta (the original pulmonary artery). (05 Mar 2000) |
| Baldy's operation | An obsolete operation for retrodisplacement of the uterus, consisting of bringing the round ligaments through the perforated broad ligaments and attaching them to each other and to the back of the uterus. Synonym: Webster's operation. (05 Mar 2000) |
| Ball's operation | Division of the sensory nerve trunks supplying the anus, for relief of pruritus ani. (05 Mar 2000) |
| Barkan's operation | Goniotomy for congenital glaucoma under direct observation of the anterior chamber angle. (05 Mar 2000) |
| Bassini's operation | An operation for an inguinal hernia repair; after reduction of the hernia, the sac is twisted, ligated, and cut off, then a new inguinal canal is made by uniting the edge of the internal oblique muscle to the inguinal ligament, placing on this the cord, and covering the latter by the external oblique muscle. (05 Mar 2000) |
| Baudelocque's operation | An incision through the posterior cul-de-sac of the vagina for the removal of the ovum, in extrauterine pregnancy. (05 Mar 2000) |
| Belsey Mark IV operation | A transthoracic anti-reflux procedure; it restores a 3 to 4 cm length of intraabdominal oesophagus, maintains a narrow diameter of the distal oesophagus by a gastric fundoplication. (05 Mar 2000) |
| Billroth's i operation | <procedure, surgery> The excision of the pylorus with end-to-end anastomosis of the stomach and the duodenum. (27 Sep 1997) |
| Billroth's operation I | Excision of the pylorus with end-to-end anastomosis of stomach and duodenum. Synonym: Billroth I anastomosis. (05 Mar 2000) |
| Billroth's operation II | Resection of the pylorus with the greater part of the lesser curvature of the stomach, closure of the cut ends of the duodenum and stomach, followed by a gastrojejunostomy. Synonym: Billroth II anastomosis. (05 Mar 2000) |
| Blalock-Hanlon operation | The creation of a large atrial septal defect as a palliative procedure for complete transposition of the great arteries. (05 Mar 2000) |
| Blalock-Taussig operation | An operation for congenital malformations of the heart, in which an abnormally small volume of blood passes through the pulmonary circuit; blood from the systemic circulation is directed to the lungs by anastomosing the right or left subclavian artery to the right or left pulmonary artery. (05 Mar 2000) |