M66.22 - Spontaneous rupture of extensor tendons, upper arm M66.2 - Spontaneous rupture of extensor tendons M66.22 - Spontaneous rupture of extensor tendons, upper arm
M66.221 - Spontaneous rupture of extensor tendons, right upper arm M66.222 - Spontaneous rupture of extensor tendons, left upper arm M66.229 - Spontaneous rupture of extensor tendons, unspecified upper arm