Table 1.
The classification of ED visits due to back pain and spine surgeries according to diagnostic and procedure codes.
| ED visits due to back pain | Spine surgeries | ||
| Non-specific back pain | Disc surgery | ||
| M51.9 | Unspecified intervertebral disc disorder | ABC16 | Excision of lumbar intervertebral disc displacement |
| M53.8 | Other specified dorsopathies | ABC23 | Open discectomy of thoracic spine |
| M53.9 | Dorsopathy, unspecified | ABC26 | Open discectomy of lumbar spine |
| M54.0 | Panniculitis of back | Decompression | |
| M54.3 | Ischias | ABC33 | Decompression of thoracic nerve roots |
| M54.4 | Lumbago with sciatica | ABC36 | Decompression of lumbar nerve roots |
| M54.5 | Low back pain | ABC53 | Decompression of thoracic spinal canal and nerve roots |
| M54.6 | Pain in thoracic spine | ABC56 | Decompression of lumbar spinal canal and nerve roots |
| M54.8 | Other dorsalgia | Fracture | |
| M54.9 | Dorsalgia, unspecified | NAJ22 | External fixation of fracture of thoracic spine |
| NAJ30 | Internal fixation of fracture of cervical spine | ||
| Lumbar disc herniation | NAJ32 | Internal fixation of fracture of thoracic spine | |
| M51.0 | Intervertebral disc disorders with myelopathy | Fusion | |
| M51.1 | Disc disorders with radiculopathy | NAG52 | Interbody fusion of thoracic spine with external fixation |
| NAG53 | Interbody fusion of thoraco-lumbar spine with external fixation | ||
| Back contusion | NAG57 | Interbody fusion of spine with external fixation | |
| S23.0 | Traumatic rupture of thoracic intervertebral disc | NAG62 | Interlaminary fusion of thoracic spine without fixation |
| S23.3 | Sprain of ligaments of thoracic spine | NAG63 | Interlaminary fusion of thoraco-lumbar spine without fixation |
| S30.0 | Contusion of lower back and pelvis | NAG66 | Interlaminary fusion of lumbo-sacral spine without fixation |
| Lumbar spine fracture | NAG99 | Other excision, reconstruction, or fusion | |
| S32.0 | Fracture of lumbar vertebra | Other | |
| S32.7 | Multiple fracture of lumbar vertebra | NAR00 | Incomplete excision of soft tissue tumor of spine |
| Spinal stenosis | NAR99 | Other operation for tumor of spine | |
| M48.0 | Spinal stenosis | NAK10 | Partial or total excision of vertebra |
| M47.2 | Spondylosis with radiculopathy | NAK99 | Other operation of vertebra |
| Thoracic spine fracture | NAS99 | Other operation for infection of tendon, joint, disk or bone of spine | |
| S22.0 | Fracture of thoracic vertebra | NAW00 | Reoperations on spine and neck |
| S22.1 | Multiple fracture of thoracic vertebra | NAW10 | Reoperations on spine and neck |
| NAW99 | Reoperations on spine and neck | ||
ED = emergency department.