| M66159 | Rupture of synovium, unspecified hip |
| M6617 | Rupture of synovium, ankle, foot and toes |
| M66171 | Rupture of synovium, right ankle |
| M66172 | Rupture of synovium, left ankle |
| M66173 | Rupture of synovium, unspecified ankle |
| M66174 | Rupture of synovium, right foot |
| M66175 | Rupture of synovium, left foot |
| M66176 | Rupture of synovium, unspecified foot |
| M66177 | Rupture of synovium, right toe(s) |
| M66178 | Rupture of synovium, left toe(s) |
| M66179 | Rupture of synovium, unspecified toe(s) |
| M6618 | Rupture of synovium, other site |
| M662 | Spontaneous rupture of extensor tendons |
| M6620 | Spontaneous rupture of extensor tendons, unspecified site |
| M6621 | Spontaneous rupture of extensor tendons, shoulder |
| M66211 | Spontaneous rupture of extensor tendons, right shoulder |
| M66212 | Spontaneous rupture of extensor tendons, left shoulder |
| M66219 | Spontaneous rupture of extensor tendons, unspecified shoulder |
| M6622 | Spontaneous rupture of extensor tendons, upper arm |
| M66221 | Spontaneous rupture of extensor tendons, right upper arm |
| M66222 | Spontaneous rupture of extensor tendons, left upper arm |
| M66229 | Spontaneous rupture of extensor tendons, unspecified upper arm |
| M6623 | Spontaneous rupture of extensor tendons, forearm |
| M66231 | Spontaneous rupture of extensor tendons, right forearm |
| M66232 | Spontaneous rupture of extensor tendons, left forearm |
| M66239 | Spontaneous rupture of extensor tendons, unspecified forearm Spontaneous rupture of extensor tendons, unspecified forearm |
| M6624 | Spontaneous rupture of extensor tendons, hand |
| M66241 | Spontaneous rupture of extensor tendons, right hand |
| M66242 | Spontaneous rupture of extensor tendons, left hand |
| M66249 | Spontaneous rupture of extensor tendons, unspecified hand |
| M6625 | Spontaneous rupture of extensor tendons, thigh |
| M66251 | Spontaneous rupture of extensor tendons, right thigh |
| M66252 | Spontaneous rupture of extensor tendons, left thigh |
| M66259 | Spontaneous rupture of extensor tendons, unspecified thigh |
| M6626 | Spontaneous rupture of extensor tendons, lower leg |
| M66261 | Spontaneous rupture of extensor tendons, right lower leg |
| M66262 | Spontaneous rupture of extensor tendons, left lower leg |
| M66269 | Spontaneous rupture of extensor tendons, unspecified lower leg |
| M6627 | Spontaneous rupture of extensor tendons, ankle and foot |
| M66271 | Spontaneous rupture of extensor tendons, right ankle and foot |
| M66272 | Spontaneous rupture of extensor tendons, left ankle and foot Spontaneous rupture of extensor tendons, left ankle and foot |
| M66279 | Spontaneous rupture of extensor tendons, unsp ankle and foot Spontaneous rupture of extensor tendons, unspecified ankle and foot |
| M6628 | Spontaneous rupture of extensor tendons, other site |
| M6629 | Spontaneous rupture of extensor tendons, multiple sites |
| M663 | Spontaneous rupture of flexor tendons |
| M6630 | Spontaneous rupture of flexor tendons, unspecified site |
| M6631 | Spontaneous rupture of flexor tendons, shoulder |
| M66311 | Spontaneous rupture of flexor tendons, right shoulder |
| M66312 | Spontaneous rupture of flexor tendons, left shoulder |
| M66319 | Spontaneous rupture of flexor tendons, unspecified shoulder |