M66.85 Spontaneous rupture of other tendons, thigh

Non-billable header with 3 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 M66.85

• M66.851 Spontaneous rupture of other tendons, right thigh
• M66.852 Spontaneous rupture of other tendons, left thigh
• M66.859 Spontaneous rupture of other tendons, unspecified thigh

Code annotations containing back-references to M66.85

Back-references to M66

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

Diagnosis Index entries for M66.85

• Rupture, ruptured › tendon (traumatic) › nontraumatic (spontaneous) › pelvic region
• Rupture, ruptured › tendon (traumatic) › nontraumatic (spontaneous) › thigh

Nearby codes

• M66.839 Spontaneous rupture of other tendons, unspecified forearm
• M66.84 Spontaneous rupture of other tendons, hand
• M66.841 Spontaneous rupture of other tendons, right hand
• M66.842 Spontaneous rupture of other tendons, left hand
• M66.849 Spontaneous rupture of other tendons, unspecified hand
• M66.85 Spontaneous rupture of other tendons, thigh (this code)
• M66.851 Spontaneous rupture of other tendons, right thigh
• M66.852 Spontaneous rupture of other tendons, left thigh
• M66.859 Spontaneous rupture of other tendons, unspecified thigh
• M66.86 Spontaneous rupture of other tendons, lower leg
• M66.861 Spontaneous rupture of other tendons, right lower leg