Repeat measures design. The purpose of this study was firstly, to describe a simple clinical tool that can be used to measure the extensibility of the flexor pollicis longus (FPL) muscle; secondly ...

The median change from baseline to week 6 in thumb flexor tone was measured. Results showed that Botox neurotoxin produced a clinically and statistically significant reduction of 1.0 Botox vs. 0.0 ...