| Degeneration, degenerative | 
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  | due to dietary deficiency 281.1  [336.2] | 
  | due to vitamin B12  deficiency anemia (dietary) 281.1  [336.2] | 
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  | familial (hereditary) (see also Dystrophy, cornea) 371.50 | 
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  | cortical (cerebellar) (parenchymatous) 334.2 | 
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  | diffuse, due to arteriopathy 437.0 | 
  | corticostriatal-spinal 334.8 | 
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  | cruciate ligament (knee) (posterior) 717.84 | 
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  | disc disease - see Degeneration, intervertebral disc | 
  | dorsolateral (spinal cord) - see Degeneration, combined | 
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  | macular (see also Degeneration, macula) 362.50 | 
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  | fatty (diffuse) (general) 272.8 | 
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  | localized site - see Degeneration, by site, fatty | 
  | placenta - see Placenta, abnormal | 
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  | macular - see Degeneration, macula | 
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  | heart (brown) (calcareous) (fatty) (fibrous) (hyaline) (mural) (muscular) (pigmentary) (senile) (with arteriosclerosis) (see also Degeneration, myocardial) 429.1 | 
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  | atheromatous - see Arteriosclerosis, coronary | 
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  | hypertensive (see also Hypertension, heart) 402.90 | 
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  | valve, valvular - see Endocarditis | 
  | hepatolenticular (Wilson's) 275.1 | 
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