# Spinal Muscular Atrophy

**IRI:** https://folio.openlegalstandard.org/RDqZ6dzBBYqQ9q4QLVJRexd

## Labels

**Alternative Labels:**

- SMA

## Definition

Spinal Muscular Atrophy (SMA) is a genetic disorder characterized by the progressive degeneration and loss of motor neurons in the spinal cord, leading to muscle weakness and atrophy. This condition primarily affects the muscles used for activities such as crawling, walking, sitting up, and controlling head movement.

## Sub Class Of

- https://folio.openlegalstandard.org/Rijn2Efl5I4ixKTA86MDfT

**Deprecated:** False