M46.4Discitis, unspecified
Code usage status
Primary diagnosis
Select a more specific code
Apply only when it matches the confirmed diagnosis and the documented clinical record.
Specificity
Do not use M46.4 directly
Use the most specific code supported by the record.
- Chapter XIII
- musculoskeletal system and connective tissue
- Group M40-M54
- Bệnh lý cột sống
- Official Vietnamese name
- Viêm đĩa đệm, không xác định
Related M46 codes
M46
Other inflammatory spondylopathies
M46.0
Spinal enthesopathy
M46.00
Primary diagnosis candidate
Spinal enthesopathy, multiple sites in spine
M46.01
Primary diagnosis candidate
Spinal enthesopathy, occipito-atlanto- axial region
M46.02
Primary diagnosis candidate
Spinal enthesopathy, cervical region
M46.03
Primary diagnosis candidate
Spinal enthesopathy, cervicothoracic region
M46.04
Primary diagnosis candidate
Spinal enthesopathy, thoracic region
M46.05
Primary diagnosis candidate
Spinal enthesopathy, thoracolumbar region
M46.06
Primary diagnosis candidate
Spinal enthesopathy, lumbar region
M46.07
Primary diagnosis candidate
Spinal enthesopathy, lumbosacral region
M46.08
Primary diagnosis candidate
Spinal enthesopathy, sacral and sacrococcygeal region
M46.09
Primary diagnosis candidate
Spinal enthesopathy, site unspecified
Clinical record checklist
View coding guide →- Confirm that the code matches the final documented diagnosis.
- Use one primary-diagnosis code and record only relevant additional conditions.
- Review Ministry indicators, inclusions, exclusions and notes.
- Do not infer a diagnosis beyond the clinical record.
2026 regulatory basis
Indicators are taken from columns 24–29 of the classification accompanying Circular 06/2026/TT-BYT, cross-referenced with Decision 1849/QĐ-BYT and Official Dispatch 4059/BYT-BH.
