The "split hand syndrome".
Wilbourn
A J
AJ
D000690:Amyotrophic Lateral Sclerosis / Q000503:physiopathology*; D006225:Hand / Q000294:innervation / Q000503:physiopathology*; D006801:Humans; D016472:Motor Neuron Disease / Q000503:physiopathology*; D018482:Muscle, Skeletal / Q000294:innervation / Q000503:physiopathology*