Which of the following diseases is a type of endemic OA (AIIMS Nov 2010)
|A||Charcot marie tooth disease|
|B||Kashin beck disease|
|C||Ehler danlos syndrome|
Kashin beck disease
a. OA occasionally occur as an endemic disorder affecting entire communities kashin beck disease is one such, this is seen in northern parts of china and Russia, affecting in all about 8% of the population.
b. It usually manifests as gen OA of the finger joints, elbows, knees and ankles. Shortness of stature is common, suggesting the condition starts in childhood