M65 | 
		  | 
		Synovitis and tenosynovitis   | 
	
	
		 |  | 
		
	
		| Excludes1 | 
		chronic crepitant synovitis of hand and wrist (M70.0-) current injury - see injury of ligament or tendon by body region soft tissue disorders related to use, overuse and pressure (M70.-)
  | 
	 
 
 | 
	
 |  | 
	
		 M65.0 | 
		  | 
		Abscess of tendon sheath | 
	 
	
		 |  | 
		
	
		| UseAdditionalCode | 
		code (B95-B96) to identify bacterial agent.
  | 
	 
 
 | 
	  |  | 
	
		 M65.00 | 
		 | 
		Abscess of tendon sheath, unspecified site | 
	 
  |   |  | 
	
		 M65.01 | 
		 | 
		Abscess of tendon sheath, shoulder | 
	 
 |  | 
	
		 M65.011 | 
		 | 
		Abscess of tendon sheath, right shoulder | 
	 
  |   |  | 
	
		 M65.012 | 
		 | 
		Abscess of tendon sheath, left shoulder | 
	 
  |   |  | 
	
		 M65.019 | 
		 | 
		Abscess of tendon sheath, unspecified shoulder | 
	 
  |    |   |  | 
	
		 M65.02 | 
		 | 
		Abscess of tendon sheath, upper arm | 
	 
 |  | 
	
		 M65.021 | 
		 | 
		Abscess of tendon sheath, right upper arm | 
	 
  |   |  | 
	
		 M65.022 | 
		 | 
		Abscess of tendon sheath, left upper arm | 
	 
  |   |  | 
	
		 M65.029 | 
		 | 
		Abscess of tendon sheath, unspecified upper arm | 
	 
  |    |   |  | 
	
		 M65.03 | 
		 | 
		Abscess of tendon sheath, forearm | 
	 
 |  | 
	
		 M65.031 | 
		 | 
		Abscess of tendon sheath, right forearm | 
	 
  |   |  | 
	
		 M65.032 | 
		 | 
		Abscess of tendon sheath, left forearm | 
	 
  |   |  | 
	
		 M65.039 | 
		 | 
		Abscess of tendon sheath, unspecified forearm | 
	 
  |    |   |  | 
	
		 M65.04 | 
		 | 
		Abscess of tendon sheath, hand | 
	 
 |  | 
	
		 M65.041 | 
		 | 
		Abscess of tendon sheath, right hand | 
	 
  |   |  | 
	
		 M65.042 | 
		 | 
		Abscess of tendon sheath, left hand | 
	 
  |   |  | 
	
		 M65.049 | 
		 | 
		Abscess of tendon sheath, unspecified hand | 
	 
  |    |   |  | 
	
		 M65.05 | 
		 | 
		Abscess of tendon sheath, thigh | 
	 
 |  | 
	
		 M65.051 | 
		 | 
		Abscess of tendon sheath, right thigh | 
	 
  |   |  | 
	
		 M65.052 | 
		 | 
		Abscess of tendon sheath, left thigh | 
	 
  |   |  | 
	
		 M65.059 | 
		 | 
		Abscess of tendon sheath, unspecified thigh | 
	 
  |    |   |  | 
	
		 M65.06 | 
		 | 
		Abscess of tendon sheath, lower leg | 
	 
 |  | 
	
		 M65.061 | 
		 | 
		Abscess of tendon sheath, right lower leg | 
	 
  |   |  | 
	
		 M65.062 | 
		 | 
		Abscess of tendon sheath, left lower leg | 
	 
  |   |  | 
	
		 M65.069 | 
		 | 
		Abscess of tendon sheath, unspecified lower leg | 
	 
  |    |   |  | 
	
		 M65.07 | 
		 | 
		Abscess of tendon sheath, ankle and foot | 
	 
 |  | 
	
		 M65.071 | 
		 | 
		Abscess of tendon sheath, right ankle and foot | 
	 
  |   |  | 
	
		 M65.072 | 
		 | 
		Abscess of tendon sheath, left ankle and foot | 
	 
  |   |  | 
	
		 M65.079 | 
		 | 
		Abscess of tendon sheath, unspecified ankle and foot | 
	 
  |    |   |  | 
	
		 M65.08 | 
		 | 
		Abscess of tendon sheath, other site | 
	 
  |    | 
 |  | 
	
		 M65.1 | 
		 | 
		Other infective (teno)synovitis | 
	 
 |  | 
	
		 M65.10 | 
		 | 
		Other infective (teno)synovitis, unspecified site | 
	 
  |   |  | 
	
		 M65.11 | 
		 | 
		Other infective (teno)synovitis, shoulder | 
	 
 |  | 
	
		 M65.111 | 
		 | 
		Other infective (teno)synovitis, right shoulder | 
	 
  |   |  | 
	
		 M65.112 | 
		 | 
		Other infective (teno)synovitis, left shoulder | 
	 
  |   |  | 
	
		 M65.119 | 
		 | 
		Other infective (teno)synovitis, unspecified shoulder | 
	 
  |    |   |  | 
	
		 M65.12 | 
		 | 
		Other infective (teno)synovitis, elbow | 
	 
 |  | 
	
		 M65.121 | 
		 | 
		Other infective (teno)synovitis, right elbow | 
	 
  |   |  | 
	
		 M65.122 | 
		 | 
		Other infective (teno)synovitis, left elbow | 
	 
  |   |  | 
	
		 M65.129 | 
		 | 
		Other infective (teno)synovitis, unspecified elbow | 
	 
  |    |   |  | 
	
		 M65.13 | 
		 | 
		Other infective (teno)synovitis, wrist | 
	 
 |  | 
	
		 M65.131 | 
		 | 
		Other infective (teno)synovitis, right wrist | 
	 
  |   |  | 
	
		 M65.132 | 
		 | 
		Other infective (teno)synovitis, left wrist | 
	 
  |   |  | 
	
		 M65.139 | 
		 | 
		Other infective (teno)synovitis, unspecified wrist | 
	 
  |    |   |  | 
	
		 M65.14 | 
		 | 
		Other infective (teno)synovitis, hand | 
	 
 |  | 
	
		 M65.141 | 
		 | 
		Other infective (teno)synovitis, right hand | 
	 
  |   |  | 
	
		 M65.142 | 
		 | 
		Other infective (teno)synovitis, left hand | 
	 
  |   |  | 
	
		 M65.149 | 
		 | 
		Other infective (teno)synovitis, unspecified hand | 
	 
  |    |   |  | 
	
		 M65.15 | 
		 | 
		Other infective (teno)synovitis, hip | 
	 
 |  | 
	
		 M65.151 | 
		 | 
		Other infective (teno)synovitis, right hip | 
	 
  |   |  | 
	
		 M65.152 | 
		 | 
		Other infective (teno)synovitis, left hip | 
	 
  |   |  | 
	
		 M65.159 | 
		 | 
		Other infective (teno)synovitis, unspecified hip | 
	 
  |    |   |  | 
	
		 M65.16 | 
		 | 
		Other infective (teno)synovitis, knee | 
	 
 |  | 
	
		 M65.161 | 
		 | 
		Other infective (teno)synovitis, right knee | 
	 
  |   |  | 
	
		 M65.162 | 
		 | 
		Other infective (teno)synovitis, left knee | 
	 
  |   |  | 
	
		 M65.169 | 
		 | 
		Other infective (teno)synovitis, unspecified knee | 
	 
  |    |   |  | 
	
		 M65.17 | 
		 | 
		Other infective (teno)synovitis, ankle and foot | 
	 
 |  | 
	
		 M65.171 | 
		 | 
		Other infective (teno)synovitis, right ankle and foot | 
	 
  |   |  | 
	
		 M65.172 | 
		 | 
		Other infective (teno)synovitis, left ankle and foot | 
	 
  |   |  | 
	
		 M65.179 | 
		 | 
		Other infective (teno)synovitis, unspecified ankle and foot | 
	 
  |    |   |  | 
	
		 M65.18 | 
		 | 
		Other infective (teno)synovitis, other site | 
	 
  |   |  | 
	
		 M65.19 | 
		 | 
		Other infective (teno)synovitis, multiple sites | 
	 
  |    | 
 |  | 
	
		 M65.2 | 
		  | 
		Calcific tendinitis | 
	 
	
		 |  | 
		
	
		| Excludes1 | 
		tendinitis as classified in M75-M77 calcified tendinitis of shoulder (M75.3)
  | 
	 
 
 | 
	  |  | 
	
		 M65.20 | 
		 | 
		Calcific tendinitis, unspecified site | 
	 
  |   |  | 
	
		 M65.22 | 
		 | 
		Calcific tendinitis, upper arm | 
	 
 |  | 
	
		 M65.221 | 
		 | 
		Calcific tendinitis, right upper arm | 
	 
  |   |  | 
	
		 M65.222 | 
		 | 
		Calcific tendinitis, left upper arm | 
	 
  |   |  | 
	
		 M65.229 | 
		 | 
		Calcific tendinitis, unspecified upper arm | 
	 
  |    |   |  | 
	
		 M65.23 | 
		 | 
		Calcific tendinitis, forearm | 
	 
 |  | 
	
		 M65.231 | 
		 | 
		Calcific tendinitis, right forearm | 
	 
  |   |  | 
	
		 M65.232 | 
		 | 
		Calcific tendinitis, left forearm | 
	 
  |   |  | 
	
		 M65.239 | 
		 | 
		Calcific tendinitis, unspecified forearm | 
	 
  |    |   |  | 
	
		 M65.24 | 
		 | 
		Calcific tendinitis, hand | 
	 
 |  | 
	
		 M65.241 | 
		 | 
		Calcific tendinitis, right hand | 
	 
  |   |  | 
	
		 M65.242 | 
		 | 
		Calcific tendinitis, left hand | 
	 
  |   |  | 
	
		 M65.249 | 
		 | 
		Calcific tendinitis, unspecified hand | 
	 
  |    |   |  | 
	
		 M65.25 | 
		 | 
		Calcific tendinitis, thigh | 
	 
 |  | 
	
		 M65.251 | 
		 | 
		Calcific tendinitis, right thigh | 
	 
  |   |  | 
	
		 M65.252 | 
		 | 
		Calcific tendinitis, left thigh | 
	 
  |   |  | 
	
		 M65.259 | 
		 | 
		Calcific tendinitis, unspecified thigh | 
	 
  |    |   |  | 
	
		 M65.26 | 
		 | 
		Calcific tendinitis, lower leg | 
	 
 |  | 
	
		 M65.261 | 
		 | 
		Calcific tendinitis, right lower leg | 
	 
  |   |  | 
	
		 M65.262 | 
		 | 
		Calcific tendinitis, left lower leg | 
	 
  |   |  | 
	
		 M65.269 | 
		 | 
		Calcific tendinitis, unspecified lower leg | 
	 
  |    |   |  | 
	
		 M65.27 | 
		 | 
		Calcific tendinitis, ankle and foot | 
	 
 |  | 
	
		 M65.271 | 
		 | 
		Calcific tendinitis, right ankle and foot | 
	 
  |   |  | 
	
		 M65.272 | 
		 | 
		Calcific tendinitis, left ankle and foot | 
	 
  |   |  | 
	
		 M65.279 | 
		 | 
		Calcific tendinitis, unspecified ankle and foot | 
	 
  |    |   |  | 
	
		 M65.28 | 
		 | 
		Calcific tendinitis, other site | 
	 
  |   |  | 
	
		 M65.29 | 
		 | 
		Calcific tendinitis, multiple sites | 
	 
  |    | 
 |  | 
	
		 M65.3 | 
		  | 
		Trigger finger | 
	 
	
		 |  | 
		
| Nodular tendinous disease |   
 | 
	  |  | 
	
		 M65.30 | 
		 | 
		Trigger finger, unspecified finger | 
	 
  |   |  | 
	
		 M65.31 | 
		 | 
		Trigger thumb | 
	 
 |  | 
	
		 M65.311 | 
		 | 
		Trigger thumb, right thumb | 
	 
  |   |  | 
	
		 M65.312 | 
		 | 
		Trigger thumb, left thumb | 
	 
  |   |  | 
	
		 M65.319 | 
		 | 
		Trigger thumb, unspecified thumb | 
	 
  |    |   |  | 
	
		 M65.32 | 
		 | 
		Trigger finger, index finger | 
	 
 |  | 
	
		 M65.321 | 
		 | 
		Trigger finger, right index finger | 
	 
  |   |  | 
	
		 M65.322 | 
		 | 
		Trigger finger, left index finger | 
	 
  |   |  | 
	
		 M65.329 | 
		 | 
		Trigger finger, unspecified index finger | 
	 
  |    |   |  | 
	
		 M65.33 | 
		 | 
		Trigger finger, middle finger | 
	 
 |  | 
	
		 M65.331 | 
		 | 
		Trigger finger, right middle finger | 
	 
  |   |  | 
	
		 M65.332 | 
		 | 
		Trigger finger, left middle finger | 
	 
  |   |  | 
	
		 M65.339 | 
		 | 
		Trigger finger, unspecified middle finger | 
	 
  |    |   |  | 
	
		 M65.34 | 
		 | 
		Trigger finger, ring finger | 
	 
 |  | 
	
		 M65.341 | 
		 | 
		Trigger finger, right ring finger | 
	 
  |   |  | 
	
		 M65.342 | 
		 | 
		Trigger finger, left ring finger | 
	 
  |   |  | 
	
		 M65.349 | 
		 | 
		Trigger finger, unspecified ring finger | 
	 
  |    |   |  | 
	
		 M65.35 | 
		 | 
		Trigger finger, little finger | 
	 
 |  | 
	
		 M65.351 | 
		 | 
		Trigger finger, right little finger | 
	 
  |   |  | 
	
		 M65.352 | 
		 | 
		Trigger finger, left little finger | 
	 
  |   |  | 
	
		 M65.359 | 
		 | 
		Trigger finger, unspecified little finger | 
	 
  |    |    | 
 |  | 
	
		 M65.4 | 
		 | 
		Radial styloid tenosynovitis [de Quervain] | 
	 
  | 
 |  | 
	
		 M65.8 | 
		 | 
		Other synovitis and tenosynovitis | 
	 
 |  | 
	
		 M65.80 | 
		 | 
		Other synovitis and tenosynovitis, unspecified site | 
	 
  |   |  | 
	
		 M65.81 | 
		 | 
		Other synovitis and tenosynovitis, shoulder | 
	 
 |  | 
	
		 M65.811 | 
		 | 
		Other synovitis and tenosynovitis, right shoulder | 
	 
  |   |  | 
	
		 M65.812 | 
		 | 
		Other synovitis and tenosynovitis, left shoulder | 
	 
  |   |  | 
	
		 M65.819 | 
		 | 
		Other synovitis and tenosynovitis, unspecified shoulder | 
	 
  |    |   |  | 
	
		 M65.82 | 
		 | 
		Other synovitis and tenosynovitis, upper arm | 
	 
 |  | 
	
		 M65.821 | 
		 | 
		Other synovitis and tenosynovitis, right upper arm | 
	 
  |   |  | 
	
		 M65.822 | 
		 | 
		Other synovitis and tenosynovitis, left upper arm | 
	 
  |   |  | 
	
		 M65.829 | 
		 | 
		Other synovitis and tenosynovitis, unspecified upper arm | 
	 
  |    |   |  | 
	
		 M65.83 | 
		 | 
		Other synovitis and tenosynovitis, forearm | 
	 
 |  | 
	
		 M65.831 | 
		 | 
		Other synovitis and tenosynovitis, right forearm | 
	 
  |   |  | 
	
		 M65.832 | 
		 | 
		Other synovitis and tenosynovitis, left forearm | 
	 
  |   |  | 
	
		 M65.839 | 
		 | 
		Other synovitis and tenosynovitis, unspecified forearm | 
	 
  |    |   |  | 
	
		 M65.84 | 
		 | 
		Other synovitis and tenosynovitis, hand | 
	 
 |  | 
	
		 M65.841 | 
		 | 
		Other synovitis and tenosynovitis, right hand | 
	 
  |   |  | 
	
		 M65.842 | 
		 | 
		Other synovitis and tenosynovitis, left hand | 
	 
  |   |  | 
	
		 M65.849 | 
		 | 
		Other synovitis and tenosynovitis, unspecified hand | 
	 
  |    |   |  | 
	
		 M65.85 | 
		 | 
		Other synovitis and tenosynovitis, thigh | 
	 
 |  | 
	
		 M65.851 | 
		 | 
		Other synovitis and tenosynovitis, right thigh | 
	 
  |   |  | 
	
		 M65.852 | 
		 | 
		Other synovitis and tenosynovitis, left thigh | 
	 
  |   |  | 
	
		 M65.859 | 
		 | 
		Other synovitis and tenosynovitis, unspecified thigh | 
	 
  |    |   |  | 
	
		 M65.86 | 
		 | 
		Other synovitis and tenosynovitis, lower leg | 
	 
 |  | 
	
		 M65.861 | 
		 | 
		Other synovitis and tenosynovitis, right lower leg | 
	 
  |   |  | 
	
		 M65.862 | 
		 | 
		Other synovitis and tenosynovitis, left lower leg | 
	 
  |   |  | 
	
		 M65.869 | 
		 | 
		Other synovitis and tenosynovitis, unspecified lower leg | 
	 
  |    |   |  | 
	
		 M65.87 | 
		 | 
		Other synovitis and tenosynovitis, ankle and foot | 
	 
 |  | 
	
		 M65.871 | 
		 | 
		Other synovitis and tenosynovitis, right ankle and foot | 
	 
  |   |  | 
	
		 M65.872 | 
		 | 
		Other synovitis and tenosynovitis, left ankle and foot | 
	 
  |   |  | 
	
		 M65.879 | 
		 | 
		Other synovitis and tenosynovitis, unspecified ankle and foot | 
	 
  |    |   |  | 
	
		 M65.88 | 
		 | 
		Other synovitis and tenosynovitis, other site | 
	 
  |   |  | 
	
		 M65.89 | 
		 | 
		Other synovitis and tenosynovitis, multiple sites | 
	 
  |    | 
 |  | 
	
		 M65.9 | 
		 | 
		Synovitis and tenosynovitis, unspecified | 
	 
 |  | 
	
		 M65.90 | 
		 | 
		Unspecified synovitis and tenosynovitis, unspecified site | 
	 
  |   |  | 
	
		 M65.91 | 
		 | 
		Unspecified synovitis and tenosynovitis, shoulder | 
	 
 |  | 
	
		 M65.911 | 
		 | 
		Unspecified synovitis and tenosynovitis, right shoulder | 
	 
  |   |  | 
	
		 M65.912 | 
		 | 
		Unspecified synovitis and tenosynovitis, left shoulder | 
	 
  |   |  | 
	
		 M65.919 | 
		 | 
		Unspecified synovitis and tenosynovitis, unspecified shoulder | 
	 
  |    |   |  | 
	
		 M65.92 | 
		 | 
		Unspecified synovitis and tenosynovitis, upper arm | 
	 
 |  | 
	
		 M65.921 | 
		 | 
		Unspecified synovitis and tenosynovitis, right upper arm | 
	 
  |   |  | 
	
		 M65.922 | 
		 | 
		Unspecified synovitis and tenosynovitis, left upper arm | 
	 
  |   |  | 
	
		 M65.929 | 
		 | 
		Unspecified synovitis and tenosynovitis, unspecified upper arm | 
	 
  |    |   |  | 
	
		 M65.93 | 
		 | 
		Unspecified synovitis and tenosynovitis, forearm | 
	 
 |  | 
	
		 M65.931 | 
		 | 
		Unspecified synovitis and tenosynovitis, right forearm | 
	 
  |   |  | 
	
		 M65.932 | 
		 | 
		Unspecified synovitis and tenosynovitis, left forearm | 
	 
  |   |  | 
	
		 M65.939 | 
		 | 
		Unspecified synovitis and tenosynovitis, unspecified forearm | 
	 
  |    |   |  | 
	
		 M65.94 | 
		 | 
		Unspecified synovitis and tenosynovitis, hand | 
	 
 |  | 
	
		 M65.941 | 
		 | 
		Unspecified synovitis and tenosynovitis, right hand | 
	 
  |   |  | 
	
		 M65.942 | 
		 | 
		Unspecified synovitis and tenosynovitis, left hand | 
	 
  |   |  | 
	
		 M65.949 | 
		 | 
		Unspecified synovitis and tenosynovitis, unspecified hand | 
	 
  |    |   |  | 
	
		 M65.95 | 
		 | 
		Unspecified synovitis and tenosynovitis, thigh | 
	 
 |  | 
	
		 M65.951 | 
		 | 
		Unspecified synovitis and tenosynovitis, right thigh | 
	 
  |   |  | 
	
		 M65.952 | 
		 | 
		Unspecified synovitis and tenosynovitis, left thigh | 
	 
  |   |  | 
	
		 M65.959 | 
		 | 
		Unspecified synovitis and tenosynovitis, unspecified thigh | 
	 
  |    |   |  | 
	
		 M65.96 | 
		 | 
		Unspecified synovitis and tenosynovitis, lower leg | 
	 
 |  | 
	
		 M65.961 | 
		 | 
		Unspecified synovitis and tenosynovitis, right lower leg | 
	 
  |   |  | 
	
		 M65.962 | 
		 | 
		Unspecified synovitis and tenosynovitis, left lower leg | 
	 
  |   |  | 
	
		 M65.969 | 
		 | 
		Unspecified synovitis and tenosynovitis, unspecified lower leg | 
	 
  |    |   |  | 
	
		 M65.97 | 
		 | 
		Unspecified synovitis and tenosynovitis, ankle and foot | 
	 
 |  | 
	
		 M65.971 | 
		 | 
		Unspecified synovitis and tenosynovitis, right ankle and foot | 
	 
  |   |  | 
	
		 M65.972 | 
		 | 
		Unspecified synovitis and tenosynovitis, left ankle and foot | 
	 
  |   |  | 
	
		 M65.979 | 
		 | 
		Unspecified synovitis and tenosynovitis, unspecified ankle and foot | 
	 
  |    |   |  | 
	
		 M65.98 | 
		 | 
		Unspecified synovitis and tenosynovitis, other site | 
	 
  |   |  | 
	
		 M65.99 | 
		 | 
		Unspecified synovitis and tenosynovitis, multiple sites | 
	 
  |    |