| PTC | papillary thyroid carcinoma; percutaneous transhepatic cholangiography; phase transfer catalyst; phe... |
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| PTD | percutaneous transluminal dilatation; permanent total disability; personality trait disorder; preter... |
| ABS | abdominal surgery; acute brain syndrome; Adaptive Behavior Scale; admitting blood sugar; adult bovin... |
| CAS | calcarine sulcus; calcific aortic stenosis; Cancer Attitude Survey; carbohydrate-active steroid; car... |
| ORS | olfactory reference syndrome; oral rehydration solution; oral surgery, oral surgeon; Orthopaedic Res... |
| keyhole surgery | <procedure> A type of operation performed using a flexible endoscope via a small incision in the skin which allows the instrument to be passed into a cavity. There are now reservations by some experts regarding the use of this procedure in the cancer surgery. (16 Dec 1997) |
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| featural surgery | Rarely used term for plastic surgery of the face, for correction or improvement of appearance. (05 Mar 2000) |
| filtering surgery | A surgical procedure used in treatment of glaucoma in which an opening is created through which aqueous fluid may pass from the anterior chamber into a sac created beneath the conjunctiva, thus lowering the pressure within the eye. (hoffman, pocket glossary of ophthalmologic terminology, 1989) (12 Dec 1998) |
| laparoscopically assisted surgery | Operative procedure performed using combined laparoscopic and open techniques; most commonly applied to colon or small intestinal resections with anastomosis. (05 Mar 2000) |
| laparoscopic surgery | Operative procedure performed using minimally invasive surgical technique for exposure that avoids traditional incision. Visualization is achieved using a fibre optic instrument, usually attached to a video camera. (05 Mar 2000) |
| laser surgery | A type of operation using the cutting powers of laser beams from various sources. The use of a laser either to vaporise surface lesions or to make bloodless cuts in tissue. It does not include the coagulation of tissue by laser (laser coagulation). (12 Dec 1998) |