Split hand syndrome is a potential sign of amyotrophic lateral sclerosis (ALS). This means that some of the muscles in the hand are weak and thin (atrophied), while others are less affected.
Amyotrophic lateral sclerosis could soon be diagnosed from a muscle biopsy thanks to a possible diagnostic biomarker that’s been identified in muscle tissue. Amyotrophic lateral sclerosis (ALS) is a ...