Spinal bulbar muscular atrophy (SBMA) causes a loss of motor neurons in the spinal cord and brainstem. It mainly affects facial and swallowing muscles and the muscles in the arms and legs. Previously, ...
Bulbar onset ALS is a type of amyotrophic lateral sclerosis (ALS) that occurs due to the loss of motor neurons in the bulbar region of the brainstem. This progressive condition affects speech, ...