M65.9Synovitis and tenosynovitis, 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 M65.9 directly
Use the most specific code supported by the record.
- Chapter XIII
- musculoskeletal system and connective tissue
- Group M60-M79
- Rối loạn mô mềm
- Official Vietnamese name
- Viêm màng hoạt dịch và/hoặc viêm bao gân, không xác định
Related M65 codes
M65
Synovitis and tenosynovitis
M65.0
Abscess of tendon sheath
M65.00
Primary diagnosis candidate
Abscess of tendon sheath, multiple sites
M65.01
Primary diagnosis candidate
Abscess of tendon sheath, shoulder region
M65.02
Primary diagnosis candidate
Abscess of tendon sheath, upper arm
M65.03
Primary diagnosis candidate
Abscess of tendon sheath, forearm
M65.04
Primary diagnosis candidate
Abscess of tendon sheath, hand
M65.05
Primary diagnosis candidate
Abscess of tendon sheath, pelvic region and thigh
M65.06
Primary diagnosis candidate
Abscess of tendon sheath, lower leg
M65.07
Primary diagnosis candidate
Abscess of tendon sheath, ankle and foot
M65.08
Primary diagnosis candidate
Abscess of tendon sheath, other
M65.09
Primary diagnosis candidate
Abscess of tendon sheath, 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.
