M66.1 Rupture of synovium

Non-billable header with 8 child codes.

Applicable to

• Rupture of synovial cyst

Excludes2 (not included here)

• rupture of popliteal cyst (M66.0)

Applies from M66 Spontaneous rupture of synovium and tendon

Includes

• rupture that occurs when a normal force is applied to tissues that are inferred to have less than normal strength

Excludes2 (not included here)

• rotator cuff syndrome (M75.1-)
• rupture where an abnormal force is applied to normal tissue - see injury of tendon by body region

Codes under M66.1

• M66.10 Rupture of synovium, unspecified joint
• M66.11 Rupture of synovium, shoulder
• M66.12 Rupture of synovium, elbow
• M66.13 Rupture of synovium, wrist
• M66.14 Rupture of synovium, hand and fingers
• M66.15 Rupture of synovium, hip
• M66.17 Rupture of synovium, ankle, foot and toes
• M66.18 Rupture of synovium, other site

Code annotations containing back-references to M66.1

Back-references to M66.1

• Type 1 Excludes: M71.3 Other bursal cyst ("synovial cyst with rupture (M66.1-)")

Back-references to M66

• Type 2 Excludes: M62.1 Other rupture of muscle (nontraumatic) ("rupture of tendon (M66.-)")

Nearby codes

• M66 Spontaneous rupture of synovium and tendon
• M66.0 Rupture of popliteal cyst
• M66.1 Rupture of synovium (this code)
• M66.10 Rupture of synovium, unspecified joint
• M66.11 Rupture of synovium, shoulder
• M66.111 Rupture of synovium, right shoulder
• M66.112 Rupture of synovium, left shoulder
• M66.119 Rupture of synovium, unspecified shoulder