Infantile Idiopathic Scoliosis M41.00 737.31

• M41.00 - Infantile idiopathic scoliosis, site unspecified
• M41.02 - Infantile idiopathic scoliosis, cervical region
• M41.03 - Infantile idiopathic scoliosis, cervicothoracic region
• M41.04 - Infantile idiopathic scoliosis, thoracic region
• M41.05 - Infantile idiopathic scoliosis, thoracolumbar region
• M41.06 - Infantile idiopathic scoliosis, lumbar region
• M41.07 - Infantile idiopathic scoliosis, lumbosacral region
• M41.08 - Infantile idiopathic scoliosis, sacral and sacrococcygeal region 

Infantile Idiopathic Scoliosis ICD-9

• 737.31 Resolving infantile idiopathic scoliosis
• 737.32 Progressive infantile idiopathic scoliosis

Infantile Idiopathic Scoliosis Natural History / Etiology

• birth to age 2
• less than 1% of idiopathic scoliosis in North America

Infantile Idiopathic Scoliosis Xray

• rib-vertebra angles <20 degrees considered a resolving scoliosis, whereas those >20 degrees are regarded as potentially progressive. (Mehta MH J Bone Joint Surg Br 1972:54:230-243)
• MRI brain and spinal cord indicated due to high incidence of neural axis abnormalities

Infantile Idiopathic Scoliosis Differential Diagnosis

• congential scoliosis