ICD-11 definition : Kennedy's disease, also known as bulbospinal muscular atrophy (BSMA), is a rare X-linked
recessive motor neuron disease characterized by proximal and bulbar muscle wasting.
Sensory neuropathy may also be present. Characteristic clinical signs include facial
fasciculations, gynecomastia and testicular atrophy. The disease is caused by an expanded
CAG repeat in the first exon of the AR gene (Xq12).;
ICD-11 synonym : Spinal and bulbar muscular atrophy; Kennedy Disease;
Kennedy's disease, also known as bulbospinal muscular atrophy (BSMA), is a rare X-linked
recessive motor neuron disease characterized by proximal and bulbar muscle wasting.
Sensory neuropathy may also be present. Characteristic clinical signs include facial
fasciculations, gynecomastia and testicular atrophy. The disease is caused by an expanded
CAG repeat in the first exon of the AR gene (Xq12).