M66.8 Spontaneous rupture of other tendons

Non-billable header with 10 child codes.

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 M66.8

• M66.80 Spontaneous rupture of other tendons, unspecified site
• M66.81 Spontaneous rupture of other tendons, shoulder
• M66.82 Spontaneous rupture of other tendons, upper arm
• M66.83 Spontaneous rupture of other tendons, forearm
• M66.84 Spontaneous rupture of other tendons, hand
• M66.85 Spontaneous rupture of other tendons, thigh
• M66.86 Spontaneous rupture of other tendons, lower leg
• M66.87 Spontaneous rupture of other tendons, ankle and foot
• M66.88 Spontaneous rupture of other tendons, other sites
• M66.89 Spontaneous rupture of other tendons, multiple sites

Code annotations containing back-references to M66.8

Back-references to M66

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

Nearby codes

• M66.371 Spontaneous rupture of flexor tendons, right ankle and foot
• M66.372 Spontaneous rupture of flexor tendons, left ankle and foot
• M66.379 Spontaneous rupture of flexor tendons, unspecified ankle and foot
• M66.38 Spontaneous rupture of flexor tendons, other site
• M66.39 Spontaneous rupture of flexor tendons, multiple sites
• M66.8 Spontaneous rupture of other tendons (this code)
• M66.80 Spontaneous rupture of other tendons, unspecified site
• M66.81 Spontaneous rupture of other tendons, shoulder
• M66.811 Spontaneous rupture of other tendons, right shoulder
• M66.812 Spontaneous rupture of other tendons, left shoulder
• M66.819 Spontaneous rupture of other tendons, unspecified shoulder