| Patellofemoral syndrome 719.46 | 
  | Patent - see also Imperfect closure | 
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  | Paterson's syndrome (sideropenic dysphagia) 280.8 | 
  | Paterson (-Brown) (-Kelly) syndrome (sideropenic dysphagia) 280.8 | 
  | Paterson-Kelly syndrome or web (sideropenic dysphagia) 280.8 | 
  | Pathologic, pathological - see also condition | 
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  | Pathology (of) - see also Disease | 
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  | Patterned motor discharge, idiopathic (see also Epilepsy) 345.5 | 
  | Patulous - see also Patent | 
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  | Paxton's disease (white piedra) 111.2 | 
  | Payr's disease or syndrome (splenic flexure syndrome) 569.89 | 
  | PBA (pseudobulbar affect) 310.8 | 
  | Pearls | 
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  | Pearl-workers' disease (chronic osteomyelitis) (see also Osteomyelitis) 730.1 | 
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  | Pectoral - see condition | 
  | Pectus | 
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  | Pediculosis (infestation) 132.9 | 
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  | Pediculus (infestation) - see Pediculosis | 
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  | Pel-Ebstein disease - see Disease, Hodgkin's | 
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  | Pelger-Huët anomaly or syndrome (hereditary hyposegmentation) 288.2 | 
  | Peliosis (rheumatica) 287.0 | 
  | Pelizaeus-Merzbacher | 
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  | Pellagra (alcoholic or with alcoholism) 265.2 | 
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  | Pellagra-cerebellar-ataxia-renal aminoaciduria syndrome 270.0 | 
  | Pellegrini's disease (calcification, knee joint) 726.62 | 
  | Pellegrini (-Stieda) disease or syndrome (calcification, knee joint) 726.62 | 
  | Pellizzi's syndrome (pineal) 259.8 | 
  | Pelvic - see also condition | 
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  | Pelviperitonitis | 
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  | Pelvis, pelvic - see also condition or type | 
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  | Pendred's syndrome (familial goiter with deaf-mutism) 243 | 
  | Pendulous | 
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  | Penetrating wound - see also Wound, open, by site | 
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  | Penetration, pregnant uterus by instrument | 
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