The purpose of the Thumb CMC Grind Test is to assess the integrity of the thumb CMC joint. Reproduction of the patient's pain and crepitus is a positive test for.
Historical Overview. The grind test is commonly used to test for osteoarthritis carpometacarpal (CMC) of the thumb, but its origin is not certain. Description.
PURPOSE OF THE STUDY: To evaluate the interrater reliability and the criterion validity of the grind test for thumb CMC osteoarthritis.
The often-quoted grind test is of limited diagnostic value. The prevalence of thumb CMC osteoarthritis, or basilar joint arthritis (BJA), has been.
Thumb Grind test is a wrist examination procedure that identifies the presence of The test assesses the integrity of the thumb CMC joint.