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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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  Penfield's syndrome (see also Epilepsy)  345.5 | 
  Penicilliosis of lung  117.3 | 
  Penis - see condition  | 
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  Pentalogy (of Fallot)  745.2 | 
  Pentosuria (benign) (essential)  271.8 | 
  Peptic acid disease  536.8 | 
  Peregrinating patient  V65.2 | 
  Perforated - see Perforation  | 
  Perforation, perforative (nontraumatic)  | 
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  Periadenitis mucosa necrotica recurrens  528.2 | 
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  Periappendicitis (acute) (see also Appendicitis)  541 | 
  Periarteritis (disseminated) (infectious) (necrotizing) (nodosa)  446.0 | 
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  Periarthrosis (angioneural) - see Periarthritis  | 
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  Pericapsulitis, adhesive (shoulder)  726.0 | 
  Pericarditis (granular) (with decompensation) (with effusion)  423.9 | 
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  Pericardium, pericardial - see condition  | 
  Pericellulitis (see also Cellulitis)  682.9 | 
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  Pericholecystitis (see also Cholecystitis)  575.10 | 
  Perichondritis  | 
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