PMC6321826_01
Picture of dorsal side of both hands showing atrophy especially of the first dorsal interosseous muscles and thenar eminence muscles
JGF2-20-25-g001.jpg
PMC6321826_01_JGF2-20-25-g001.jpg
jgf2213-fig-0001
The first dorsal interosseous muscles and thenar eminence muscles showed "split hand"2, 3 signs bilaterally (Figure 1).