Rider's bone

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(Med.) a bony deposit in the muscles of the upper and inner part of the thigh, due to the pressure and irritation caused by the saddle in riding.

See also: Rider

References in periodicals archive ?
* dystrophic calcification is defined as "calcium salt deposits in the presence of normal calcium/phosphorus metabolism involving tissues that do not physiologically calcify" (26) which may not adequately describe our case Chart 2 Specific Areas of MOT with Specific Names (3,1,10,21,28) "Rider's Bone", * found in the hip adductors in horseback riders Prussian's Disease and jockeys from the pressure of the saddle or "Saddle Tumor" against upper/inner thigh.