Most cases historically labeled as "amyotonia congenita" are now recognized as Spinal Muscular Atrophy Type 1 (Werdnig-Hoffmann disease). 2. Common Causes
, historically often referred to as amyotonia congenita , is a medical term used to describe a profound lack of muscle tone (hypotonia) present from birth. While once used as a specific diagnosis, it is now considered a clinical symptom associated with several neuromuscular disorders, most notably Spinal Muscular Atrophy (SMA) . amyotonia
Below is a guide to understanding the condition, its modern classifications, and management. 1. Understanding the Condition Most cases historically labeled as "amyotonia congenita" are
Most cases historically labeled as "amyotonia congenita" are now recognized as Spinal Muscular Atrophy Type 1 (Werdnig-Hoffmann disease). 2. Common Causes
, historically often referred to as amyotonia congenita , is a medical term used to describe a profound lack of muscle tone (hypotonia) present from birth. While once used as a specific diagnosis, it is now considered a clinical symptom associated with several neuromuscular disorders, most notably Spinal Muscular Atrophy (SMA) .
Below is a guide to understanding the condition, its modern classifications, and management. 1. Understanding the Condition


