| OCLC | online computer library center |
|---|---|
| OMIM | Online Mendelian Inheritance in Man [database] |
| OMR | oligomycin-resistant; online medical record |
| POPLINE | Population Information Online |
| ARF | acute renal failure; acute respiratory failure; acute rheumatic fever; Addiction Research Foundation... |
| obstetric surgical procedures | Surgery performed on the pregnant woman for conditions associated with pregnancy, labour, or the puerperium. It does not include surgery of the newborn infant. (12 Dec 1998) |
|---|---|
| ophthalmologic surgical procedures | Surgery performed on the eye or any of its parts. (12 Dec 1998) |
| oral surgical procedures | Procedures used to treat disease, injuries, and defects of the oral and maxillofacial region. (12 Dec 1998) |
| oral surgical procedures, preprosthetic | Surgery necessary for a denture to rest on a firm base, free from marked osseous protuberances or undercuts, and devoid of interfering muscle attachments, excess mucoperiosteum, hyperplasias, and fibrous or papillary growths. (12 Dec 1998) |
| orthopedic procedures | Procedures used to treat and correct deformities, diseases, and injuries to the skeletal system, its articulations, and associated structures. (12 Dec 1998) |
| otologic surgical procedures | Surgery performed on the external, middle, or internal ear. (12 Dec 1998) |
| otorhinolaryngologic surgical procedures | Surgery performed on the ear and its parts, the nose and nasal cavity, or the throat, including surgery of the adenoids, tonsils, pharynx, and trachea. (12 Dec 1998) |
| thoracic surgical procedures | Surgery performed on the thoracic organs, most commonly the lungs and the heart. (12 Dec 1998) |
| endocrine surgical procedures | Surgery performed on any endocrine gland. (12 Dec 1998) |
| unnecessary procedures | Diagnostic, therapeutic, and investigative procedures prescribed and performed by health professionals, the results of which do not justify the benefits or hazards and costs to the patient. (12 Dec 1998) |
| urogenital surgical procedures | Surgery performed on the urinary tract or its organs and on the male or female genitalia. (12 Dec 1998) |
| urologic surgical procedures | Surgery performed on the urinary tract or its parts in the male or female. For surgery of the male genitalia, urologic surgical procedures, male is available. (12 Dec 1998) |
| urologic surgical procedures, male | Surgery performed on the male genitalia. (12 Dec 1998) |
| laboratory techniques and procedures | Methods, procedures, and tests performed in the laboratory with an intended application to the diagnosis of disease or understanding of physiological functioning. The techniques include examination of microbiological, cytological, chemical, and biochemical specimens, normal and pathological. (12 Dec 1998) |
| biological | Pertaining to biology. (18 Nov 1997) |