Kashin-Beck disease[kah´shēn bek]
a disabling degenerative disease of the peripheral joints and spine, endemic in eastern Siberia, northern China, and Korea; believed to be caused by ingestion of cereal grains infected with the fungus Fusarium sporotrichiella.
[Nicolai Ivanovich Kashin, Russian military physician, 1825–1872; Evgeny Vladimirovich Beck (Bek), 20th-cent. Russian military physician]
Endemic polyarthritis typically found in children in Tibet, China, and neighboring regions. Its cause is unknown, but it is associated with the consumption of grains contaminated with fungi, with selenium deficiency, and possibly with iodine deficiency.