A radiographic method for evaluation of the index-hypoplastic thumb angle.

Abstract

PURPOSE Thumb metacarpophalangeal joint radial instability occurs during the pinch motion in patients with hypoplastic thumb because of thumb-index web narrowing. We devised a radiographic technique to measure the thumb-index angle, applied while the patient holds a styrene foam cone, to evaluate the relationship between the thumb and the index finger. We… (More)
DOI: 10.1016/j.jhsa.2012.08.015

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