Glossary

Author: Glossary

  • Osazone

    Any of a series of compounds resulting from heating sugars with acetic acid and phenylhydrazine.  

  • Ortolani’s maneuve

    A test to detect congenital subluxation or dislocation of the hip. The examiner places the infant on the back with hips and knees flexed while abducting and lifting the femurs. When the result is positive, a palpable click is felt as the femur enters the dysplastic joint.  

  • Ortner’s syndrome

    Vocal paralysis caused by pressure from an enlarged heart on the recurrent laryngeal nerve.  

  • Orthropsia

    A characteristic of human vision by which sight is better at dawn or dusk than in bright sunlight.  

  • Orthotripsy

    The use of extracorporeal shock wave technology to treat musculoskeletal disorders.  

  • Orthostatic vital signs determination

    The measurement of blood pressure and pulse rate first in the supine, then in the sitting, and finally in the standing position. A significant change in both of these vital signs signifies hypovolemia or dehydration. A positive test result occurs if the patient becomes dizzy or loses consciousness; or if the pulse increases by 20…

  • Ankle-foot orthosis

    Any of a class of external orthopedic appliances, braces, or splints devised to control, limit, or assist foot and ankle motion and provide leg support. Typically, orthotics are made of lightweight (e.g. thermoplastic) materials. An ankle-foot orthosis is a brace, usually plastic, that is worn on the lower leg and foot to support the ankle…

  • Orthoroentgenography

    A technique for obtaining accurate measurement of the size and position of the internal organs using radiographic apparatus. A radiographic procedure used for the accurate measurement of long bones.  

  • Orthopraxis

    The mechanical correction of deformities.  

  • Orthopoxvirus

    A genus of virus that includes the virus causing smallpox (variola) and monkeypox. The classification of viruses encompassing monkeypox, smallpox, cowpox, and camelpox.