..Starting node ..Passive dorsiflexion of the 5th finger more than 90 degrees (HP:0031534)
Term ID:
31534
Name:
Passive dorsiflexion of the 5th finger more than 90 degrees
Synonym:
Definition:
An abnormally increased ability to bend (dorsiflex) one's fifth finger. To assess this feature, the examiner requests to proband to extend the elbows,to bend the wrist back so that it forms a ninety degree angle to the forearm, and to extend the fingers. Then, the proband is requested to bend the fifth finger back as far as is possible without discomfort. If the angle of the fifth finger exceeds 90 degrees, this is considered to be abnormal.