|  M62 |  | Other disorders of muscle   | 
	
		|  |  | 
	
		| Excludes1 | alcoholic myopathy (G72.1) cramp and spasm (R25.2)
 drug-induced myopathy (G72.0)
 myalgia (M79.1-)
 stiff-man syndrome (G25.82)
 
 |  
		| Excludes2 | nontraumatic hematoma of muscle (M79.81) 
 |  | 
|  |  | 
	
		|  M62.0 |  | Separation of muscle (nontraumatic) |  
		|  |  | 
| Diastasis of muscle |  
		| Excludes1 | diastasis recti complicating pregnancy, labor and delivery (O71.8) traumatic separation of muscle- see strain of muscle by body region
 
 |  |  |  |  | 
	
		|  M62.00 |  | Separation of muscle (nontraumatic), unspecified site |  |  |  |  | 
	
		|  M62.01 |  | Separation of muscle (nontraumatic), shoulder |  |  |  | 
	
		|  M62.011 |  | Separation of muscle (nontraumatic), right shoulder |  |  |  |  | 
	
		|  M62.012 |  | Separation of muscle (nontraumatic), left shoulder |  |  |  |  | 
	
		|  M62.019 |  | Separation of muscle (nontraumatic), unspecified shoulder |  |  |  |  |  | 
	
		|  M62.02 |  | Separation of muscle (nontraumatic), upper arm |  |  |  | 
	
		|  M62.021 |  | Separation of muscle (nontraumatic), right upper arm |  |  |  |  | 
	
		|  M62.022 |  | Separation of muscle (nontraumatic), left upper arm |  |  |  |  | 
	
		|  M62.029 |  | Separation of muscle (nontraumatic), unspecified upper arm |  |  |  |  |  | 
	
		|  M62.03 |  | Separation of muscle (nontraumatic), forearm |  |  |  | 
	
		|  M62.031 |  | Separation of muscle (nontraumatic), right forearm |  |  |  |  | 
	
		|  M62.032 |  | Separation of muscle (nontraumatic), left forearm |  |  |  |  | 
	
		|  M62.039 |  | Separation of muscle (nontraumatic), unspecified forearm |  |  |  |  |  | 
	
		|  M62.04 |  | Separation of muscle (nontraumatic), hand |  |  |  | 
	
		|  M62.041 |  | Separation of muscle (nontraumatic), right hand |  |  |  |  | 
	
		|  M62.042 |  | Separation of muscle (nontraumatic), left hand |  |  |  |  | 
	
		|  M62.049 |  | Separation of muscle (nontraumatic), unspecified hand |  |  |  |  |  | 
	
		|  M62.05 |  | Separation of muscle (nontraumatic), thigh |  |  |  | 
	
		|  M62.051 |  | Separation of muscle (nontraumatic), right thigh |  |  |  |  | 
	
		|  M62.052 |  | Separation of muscle (nontraumatic), left thigh |  |  |  |  | 
	
		|  M62.059 |  | Separation of muscle (nontraumatic), unspecified thigh |  |  |  |  |  | 
	
		|  M62.06 |  | Separation of muscle (nontraumatic), lower leg |  |  |  | 
	
		|  M62.061 |  | Separation of muscle (nontraumatic), right lower leg |  |  |  |  | 
	
		|  M62.062 |  | Separation of muscle (nontraumatic), left lower leg |  |  |  |  | 
	
		|  M62.069 |  | Separation of muscle (nontraumatic), unspecified lower leg |  |  |  |  |  | 
	
		|  M62.07 |  | Separation of muscle (nontraumatic), ankle and foot |  |  |  | 
	
		|  M62.071 |  | Separation of muscle (nontraumatic), right ankle and foot |  |  |  |  | 
	
		|  M62.072 |  | Separation of muscle (nontraumatic), left ankle and foot |  |  |  |  | 
	
		|  M62.079 |  | Separation of muscle (nontraumatic), unspecified ankle and foot |  |  |  |  |  | 
	
		|  M62.08 |  | Separation of muscle (nontraumatic), other site |  |  | 
|  |  | 
	
		|  M62.1 |  | Other rupture of muscle (nontraumatic) |  
		|  |  | 
	
		| Excludes1 | traumatic rupture of muscle - see strain of muscle by body region 
 |  
		| Excludes2 | rupture of tendon (M66.-) 
 |  |  |  |  | 
	
		|  M62.10 |  | Other rupture of muscle (nontraumatic), unspecified site |  |  |  |  | 
	
		|  M62.11 |  | Other rupture of muscle (nontraumatic), shoulder |  |  |  | 
	
		|  M62.111 |  | Other rupture of muscle (nontraumatic), right shoulder |  |  |  |  | 
	
		|  M62.112 |  | Other rupture of muscle (nontraumatic), left shoulder |  |  |  |  | 
	
		|  M62.119 |  | Other rupture of muscle (nontraumatic), unspecified shoulder |  |  |  |  |  | 
	
		|  M62.12 |  | Other rupture of muscle (nontraumatic), upper arm |  |  |  | 
	
		|  M62.121 |  | Other rupture of muscle (nontraumatic), right upper arm |  |  |  |  | 
	
		|  M62.122 |  | Other rupture of muscle (nontraumatic), left upper arm |  |  |  |  | 
	
		|  M62.129 |  | Other rupture of muscle (nontraumatic), unspecified upper arm |  |  |  |  |  | 
	
		|  M62.13 |  | Other rupture of muscle (nontraumatic), forearm |  |  |  | 
	
		|  M62.131 |  | Other rupture of muscle (nontraumatic), right forearm |  |  |  |  | 
	
		|  M62.132 |  | Other rupture of muscle (nontraumatic), left forearm |  |  |  |  | 
	
		|  M62.139 |  | Other rupture of muscle (nontraumatic), unspecified forearm |  |  |  |  |  | 
	
		|  M62.14 |  | Other rupture of muscle (nontraumatic), hand |  |  |  | 
	
		|  M62.141 |  | Other rupture of muscle (nontraumatic), right hand |  |  |  |  | 
	
		|  M62.142 |  | Other rupture of muscle (nontraumatic), left hand |  |  |  |  | 
	
		|  M62.149 |  | Other rupture of muscle (nontraumatic), unspecified hand |  |  |  |  |  | 
	
		|  M62.15 |  | Other rupture of muscle (nontraumatic), thigh |  |  |  | 
	
		|  M62.151 |  | Other rupture of muscle (nontraumatic), right thigh |  |  |  |  | 
	
		|  M62.152 |  | Other rupture of muscle (nontraumatic), left thigh |  |  |  |  | 
	
		|  M62.159 |  | Other rupture of muscle (nontraumatic), unspecified thigh |  |  |  |  |  | 
	
		|  M62.16 |  | Other rupture of muscle (nontraumatic), lower leg |  |  |  | 
	
		|  M62.161 |  | Other rupture of muscle (nontraumatic), right lower leg |  |  |  |  | 
	
		|  M62.162 |  | Other rupture of muscle (nontraumatic), left lower leg |  |  |  |  | 
	
		|  M62.169 |  | Other rupture of muscle (nontraumatic), unspecified lower leg |  |  |  |  |  | 
	
		|  M62.17 |  | Other rupture of muscle (nontraumatic), ankle and foot |  |  |  | 
	
		|  M62.171 |  | Other rupture of muscle (nontraumatic), right ankle and foot |  |  |  |  | 
	
		|  M62.172 |  | Other rupture of muscle (nontraumatic), left ankle and foot |  |  |  |  | 
	
		|  M62.179 |  | Other rupture of muscle (nontraumatic), unspecified ankle and foot |  |  |  |  |  | 
	
		|  M62.18 |  | Other rupture of muscle (nontraumatic), other site |  |  | 
|  |  | 
	
		|  M62.2 |  | Nontraumatic ischemic infarction of muscle |  
		|  |  | 
	
		| Excludes1 | compartment syndrome (traumatic) (T79.A-) nontraumatic compartment syndrome (M79.A-)
 traumatic ischemia of muscle (T79.6)
 rhabdomyolysis (M62.82)
 Volkmann's ischemic contracture (T79.6)
 
 |  |  |  |  | 
	
		|  M62.20 |  | Nontraumatic ischemic infarction of muscle, unspecified site |  |  |  |  | 
	
		|  M62.21 |  | Nontraumatic ischemic infarction of muscle, shoulder |  |  |  | 
	
		|  M62.211 |  | Nontraumatic ischemic infarction of muscle, right shoulder |  |  |  |  | 
	
		|  M62.212 |  | Nontraumatic ischemic infarction of muscle, left shoulder |  |  |  |  | 
	
		|  M62.219 |  | Nontraumatic ischemic infarction of muscle, unspecified shoulder |  |  |  |  |  | 
	
		|  M62.22 |  | Nontraumatic ischemic infarction of muscle, upper arm |  |  |  | 
	
		|  M62.221 |  | Nontraumatic ischemic infarction of muscle, right upper arm |  |  |  |  | 
	
		|  M62.222 |  | Nontraumatic ischemic infarction of muscle, left upper arm |  |  |  |  | 
	
		|  M62.229 |  | Nontraumatic ischemic infarction of muscle, unspecified upper arm |  |  |  |  |  | 
	
		|  M62.23 |  | Nontraumatic ischemic infarction of muscle, forearm |  |  |  | 
	
		|  M62.231 |  | Nontraumatic ischemic infarction of muscle, right forearm |  |  |  |  | 
	
		|  M62.232 |  | Nontraumatic ischemic infarction of muscle, left forearm |  |  |  |  | 
	
		|  M62.239 |  | Nontraumatic ischemic infarction of muscle, unspecified forearm |  |  |  |  |  | 
	
		|  M62.24 |  | Nontraumatic ischemic infarction of muscle, hand |  |  |  | 
	
		|  M62.241 |  | Nontraumatic ischemic infarction of muscle, right hand |  |  |  |  | 
	
		|  M62.242 |  | Nontraumatic ischemic infarction of muscle, left hand |  |  |  |  | 
	
		|  M62.249 |  | Nontraumatic ischemic infarction of muscle, unspecified hand |  |  |  |  |  | 
	
		|  M62.25 |  | Nontraumatic ischemic infarction of muscle, thigh |  |  |  | 
	
		|  M62.251 |  | Nontraumatic ischemic infarction of muscle, right thigh |  |  |  |  | 
	
		|  M62.252 |  | Nontraumatic ischemic infarction of muscle, left thigh |  |  |  |  | 
	
		|  M62.259 |  | Nontraumatic ischemic infarction of muscle, unspecified thigh |  |  |  |  |  | 
	
		|  M62.26 |  | Nontraumatic ischemic infarction of muscle, lower leg |  |  |  | 
	
		|  M62.261 |  | Nontraumatic ischemic infarction of muscle, right lower leg |  |  |  |  | 
	
		|  M62.262 |  | Nontraumatic ischemic infarction of muscle, left lower leg |  |  |  |  | 
	
		|  M62.269 |  | Nontraumatic ischemic infarction of muscle, unspecified lower leg |  |  |  |  |  | 
	
		|  M62.27 |  | Nontraumatic ischemic infarction of muscle, ankle and foot |  |  |  | 
	
		|  M62.271 |  | Nontraumatic ischemic infarction of muscle, right ankle and foot |  |  |  |  | 
	
		|  M62.272 |  | Nontraumatic ischemic infarction of muscle, left ankle and foot |  |  |  |  | 
	
		|  M62.279 |  | Nontraumatic ischemic infarction of muscle, unspecified ankle and foot |  |  |  |  |  | 
	
		|  M62.28 |  | Nontraumatic ischemic infarction of muscle, other site |  |  | 
|  |  | 
	
		|  M62.3 |  | Immobility syndrome (paraplegic) |  | 
|  |  | 
	
		|  M62.4 |  | Contracture of muscle |  
		|  |  | 
| Contracture of tendon (sheath) |  
		| Excludes1 | contracture of joint (M24.5-) 
 |  |  |  |  | 
	
		|  M62.40 |  | Contracture of muscle, unspecified site |  |  |  |  | 
	
		|  M62.41 |  | Contracture of muscle, shoulder |  |  |  | 
	
		|  M62.411 |  | Contracture of muscle, right shoulder |  |  |  |  | 
	
		|  M62.412 |  | Contracture of muscle, left shoulder |  |  |  |  | 
	
		|  M62.419 |  | Contracture of muscle, unspecified shoulder |  |  |  |  |  | 
	
		|  M62.42 |  | Contracture of muscle, upper arm |  |  |  | 
	
		|  M62.421 |  | Contracture of muscle, right upper arm |  |  |  |  | 
	
		|  M62.422 |  | Contracture of muscle, left upper arm |  |  |  |  | 
	
		|  M62.429 |  | Contracture of muscle, unspecified upper arm |  |  |  |  |  | 
	
		|  M62.43 |  | Contracture of muscle, forearm |  |  |  | 
	
		|  M62.431 |  | Contracture of muscle, right forearm |  |  |  |  | 
	
		|  M62.432 |  | Contracture of muscle, left forearm |  |  |  |  | 
	
		|  M62.439 |  | Contracture of muscle, unspecified forearm |  |  |  |  |  | 
	
		|  M62.44 |  | Contracture of muscle, hand |  |  |  | 
	
		|  M62.441 |  | Contracture of muscle, right hand |  |  |  |  | 
	
		|  M62.442 |  | Contracture of muscle, left hand |  |  |  |  | 
	
		|  M62.449 |  | Contracture of muscle, unspecified hand |  |  |  |  |  | 
	
		|  M62.45 |  | Contracture of muscle, thigh |  |  |  | 
	
		|  M62.451 |  | Contracture of muscle, right thigh |  |  |  |  | 
	
		|  M62.452 |  | Contracture of muscle, left thigh |  |  |  |  | 
	
		|  M62.459 |  | Contracture of muscle, unspecified thigh |  |  |  |  |  | 
	
		|  M62.46 |  | Contracture of muscle, lower leg |  |  |  | 
	
		|  M62.461 |  | Contracture of muscle, right lower leg |  |  |  |  | 
	
		|  M62.462 |  | Contracture of muscle, left lower leg |  |  |  |  | 
	
		|  M62.469 |  | Contracture of muscle, unspecified lower leg |  |  |  |  |  | 
	
		|  M62.47 |  | Contracture of muscle, ankle and foot |  |  |  | 
	
		|  M62.471 |  | Contracture of muscle, right ankle and foot |  |  |  |  | 
	
		|  M62.472 |  | Contracture of muscle, left ankle and foot |  |  |  |  | 
	
		|  M62.479 |  | Contracture of muscle, unspecified ankle and foot |  |  |  |  |  | 
	
		|  M62.48 |  | Contracture of muscle, other site |  |  |  |  | 
	
		|  M62.49 |  | Contracture of muscle, multiple sites |  |  | 
|  |  | 
	
		|  M62.5 |  | Muscle wasting and atrophy, not elsewhere classified |  
		|  |  | 
| Disuse atrophy NEC |  
		| Excludes1 | neuralgic amyotrophy (G54.5) progressive muscular atrophy (G12.21)
 sarcopenia (M62.84)
 
 |  
		| Excludes2 | pelvic muscle wasting (N81.84) 
 |  |  |  |  | 
	
		|  M62.50 |  | Muscle wasting and atrophy, not elsewhere classified, unspecified site |  |  |  |  | 
	
		|  M62.51 |  | Muscle wasting and atrophy, not elsewhere classified, shoulder |  |  |  | 
	
		|  M62.511 |  | Muscle wasting and atrophy, not elsewhere classified, right shoulder |  |  |  |  | 
	
		|  M62.512 |  | Muscle wasting and atrophy, not elsewhere classified, left shoulder |  |  |  |  | 
	
		|  M62.519 |  | Muscle wasting and atrophy, not elsewhere classified, unspecified shoulder |  |  |  |  |  | 
	
		|  M62.52 |  | Muscle wasting and atrophy, not elsewhere classified, upper arm |  |  |  | 
	
		|  M62.521 |  | Muscle wasting and atrophy, not elsewhere classified, right upper arm |  |  |  |  | 
	
		|  M62.522 |  | Muscle wasting and atrophy, not elsewhere classified, left upper arm |  |  |  |  | 
	
		|  M62.529 |  | Muscle wasting and atrophy, not elsewhere classified, unspecified upper arm |  |  |  |  |  | 
	
		|  M62.53 |  | Muscle wasting and atrophy, not elsewhere classified, forearm |  |  |  | 
	
		|  M62.531 |  | Muscle wasting and atrophy, not elsewhere classified, right forearm |  |  |  |  | 
	
		|  M62.532 |  | Muscle wasting and atrophy, not elsewhere classified, left forearm |  |  |  |  | 
	
		|  M62.539 |  | Muscle wasting and atrophy, not elsewhere classified, unspecified forearm |  |  |  |  |  | 
	
		|  M62.54 |  | Muscle wasting and atrophy, not elsewhere classified, hand |  |  |  | 
	
		|  M62.541 |  | Muscle wasting and atrophy, not elsewhere classified, right hand |  |  |  |  | 
	
		|  M62.542 |  | Muscle wasting and atrophy, not elsewhere classified, left hand |  |  |  |  | 
	
		|  M62.549 |  | Muscle wasting and atrophy, not elsewhere classified, unspecified hand |  |  |  |  |  | 
	
		|  M62.55 |  | Muscle wasting and atrophy, not elsewhere classified, thigh |  |  |  | 
	
		|  M62.551 |  | Muscle wasting and atrophy, not elsewhere classified, right thigh |  |  |  |  | 
	
		|  M62.552 |  | Muscle wasting and atrophy, not elsewhere classified, left thigh |  |  |  |  | 
	
		|  M62.559 |  | Muscle wasting and atrophy, not elsewhere classified, unspecified thigh |  |  |  |  |  | 
	
		|  M62.56 |  | Muscle wasting and atrophy, not elsewhere classified, lower leg |  |  |  | 
	
		|  M62.561 |  | Muscle wasting and atrophy, not elsewhere classified, right lower leg |  |  |  |  | 
	
		|  M62.562 |  | Muscle wasting and atrophy, not elsewhere classified, left lower leg |  |  |  |  | 
	
		|  M62.569 |  | Muscle wasting and atrophy, not elsewhere classified, unspecified lower leg |  |  |  |  |  | 
	
		|  M62.57 |  | Muscle wasting and atrophy, not elsewhere classified, ankle and foot |  |  |  | 
	
		|  M62.571 |  | Muscle wasting and atrophy, not elsewhere classified, right ankle and foot |  |  |  |  | 
	
		|  M62.572 |  | Muscle wasting and atrophy, not elsewhere classified, left ankle and foot |  |  |  |  | 
	
		|  M62.579 |  | Muscle wasting and atrophy, not elsewhere classified, unspecified ankle and foot |  |  |  |  |  | 
	
		|  M62.58 |  | Muscle wasting and atrophy, not elsewhere classified, other site |  |  |  |  | 
	
		|  M62.59 |  | Muscle wasting and atrophy, not elsewhere classified, multiple sites |  |  |  |  | 
	
		|  M62.5A |  | Muscle wasting and atrophy, not elsewhere classified, back |  |  |  | 
	
		|  M62.5A0 |  | Muscle wasting and atrophy, not elsewhere classified, back, cervical |  |  |  |  | 
	
		|  M62.5A1 |  | Muscle wasting and atrophy, not elsewhere classified, back, thoracic |  |  |  |  | 
	
		|  M62.5A2 |  | Muscle wasting and atrophy, not elsewhere classified, back, lumbosacral |  |  |  |  | 
	
		|  M62.5A9 |  | Muscle wasting and atrophy, not elsewhere classified, back, unspecified level |  |  |  | 
|  |  | 
	
		|  M62.8 |  | Other specified disorders of muscle |  
		|  |  | 
	
		| Excludes2 | nontraumatic hematoma of muscle (M79.81) 
 |  |  |  |  | 
	
		|  M62.81 |  | Muscle weakness (generalized) |  
		|  |  | 
	
		| Excludes1 | muscle weakness in sarcopenia (M62.84) 
 |  |  |  |  |  | 
	
		|  M62.82 |  | Rhabdomyolysis |  
		|  |  | 
	
		| Excludes1 | traumatic rhabdomyolysis (T79.6) 
 |  |  |  |  |  | 
	
		|  M62.83 |  | Muscle spasm |  |  |  | 
	
		|  M62.830 |  | Muscle spasm of back |  |  |  |  | 
	
		|  M62.831 |  | Muscle spasm of calf |  
		|  |  |  |  |  |  |  | 
	
		|  M62.838 |  | Other muscle spasm |  |  |  |  |  | 
	
		|  M62.84 |  | Sarcopenia |  
		|  |  | 
| Age-related sarcopenia |  
		| CodeFirst | underlying disease, if applicable, such as: disorders of myoneural junction and muscle disease in diseases classified elsewhere (G73.-)
 other and unspecified myopathies (G72.-)
 primary disorders of muscles (G71.-)
 
 |  |  |  |  |  | 
	
		|  M62.85 |  | Dysfunction of the multifidus muscles, lumbar region |  |  |  |  | 
	
		|  M62.89 |  | Other specified disorders of muscle |  
		|  |  |  |  |  | 
|  |  | 
	
		|  M62.9 |  | Disorder of muscle, unspecified |  |