The Hip - book

THR: Femoral Anteversion:

– Femoral Anteversion:      – femoral version is defined as the angular difference between axis of femoral neck and transcondylar axis of the knee;      – normal values:            – on average, femoral anteversion ranges from 30-40 deg at birth and decreases progressively throughout growth to                     about 15 deg at skeletal maturation;            – … Read more

The Ankle Joint

– See: Role of the Ankle in Gait     – Discussion:     – is a hinge joint w/ malleoli projecting downward from tibia & fibula forming medial and lateral walls of the mortise, encompassing talus;     – in addition, malleoli serve as pulleys for tendons reaching plantar surface of foot from posterior and lateral compartments of … Read more

Tennis Elbow – Lateral Epicondylitis

Discussion overuse syndrome or tendinosis involving the region of the lateral humeral epicondyle; most often the origin of the ECRB displays an abnormal vascular proliferation and focal hyaline degeneration; ref: Anatomic Factors Related to the Cause of Tennis Elbow EDC may also be involved in some cases; ref: The role of the extensor digitorum communis … Read more

Tendon Transfers

– Discussion:     – tendon transfers are never indicated in the initial treatment of club foot, but they may be of benefit in special circumstances;     – even though the major deformities have been corrected satisfactorily, flexible fore part of the foot may tend to supinate during the swing phase of gait;     – … Read more

Talocrural Angle

– See: Radiographs of the Ankle – Discussion:     – tibiotalar articular surface usually has slight lateral tilt, avg 3 deg;     – empirical axis is in sl varus position, as indicated by talocrural ang; – Mortise View:     – talocrual anlge is formed by:     – line drawn parallel to … Read more

Tarsal Navicular

(see also: Accessory Navicular; Kohler’s Disease I) Anatomy navicular joins in front w/ medial, intermediate, & lateral cuneiform bones, which articulate anteriorly w/ first, second, and third metatarsals; navicular provides insertion for tibialis posterior; blood supply to the navicular bone is radial and extraarticular & is subject to loss both at time of injury & … Read more