| 
  Risk  | 
   | 
  Ritter's disease (dermatitis exfoliativa neonatorum)  695.81 | 
   | 
  Rivalta's disease (cervicofacial actinomycosis)  039.3 | 
  River blindness  125.3 [360.13]  | 
   | 
   | 
   | 
  Robinson's (hidrotic) ectodermal dysplasia  757.31 | 
  Robles' disease (onchocerciasis)  125.3 [360.13]  | 
  Rochalimea- see Rickettsial disease  | 
  Rocky Mountain fever (spotted)  082.0 | 
  Rodent ulcer (M8090/3) - see also Neoplasm, skin, malignant  | 
   | 
  Roentgen ray, adverse effect - see Effect, adverse, x-ray  | 
   | 
  Roger's disease (congenital interventricular septal defect)  745.4 | 
  Rokitansky's  | 
   | 
  Rokitansky-Aschoff sinuses (mucosal outpouching of gallbladder) (see also Disease, gallbladder)  575.8 | 
  Rokitansky-Kuster-Hauser syndrome (congenital absence vagina)  752.49 | 
  Rollet's chancre (syphilitic)  091.0 | 
   | 
  Romano-Ward syndrome (prolonged QT interval syndrome)  426.82 | 
   | 
  Romberg's disease or syndrome  349.89 | 
  Roof, mouth - see condition  | 
   | 
   | 
   | 
  Rose  | 
   | 
  Rosen-Castleman-Liebow syndrome (pulmonary proteinosis)  516.0 | 
  Rosenbach's erysipelatoid or erysipeloid  027.1 | 
  Rosenthal's disease (factor XI deficiency)  286.2 | 
   | 
   | 
  Rossbach's disease (hyperchlorhydria)  536.8 | 
   | 
  Rossle-Urbach-Wiethe lipoproteinosis  272.8 | 
   | 
  Rostan's asthma (cardiac) (see also Failure, ventricular, left)  428.1 | 
  Rot  | 
   | 
  Rot-Bernhardt disease  355.1 | 
  Rotation  | 
   | 
   | 
  Roth's disease or meralgia  355.1 | 
  Roth-Bernhardt disease or syndrome  355.1 | 
  Rothmund (-Thomson) syndrome  757.33 | 
  Rotor's disease or syndrome (idiopathic hyperbilirubinemia)  277.4 | 
  Rotundum ulcus - see Ulcer, stomach  | 
  Round  | 
   | 
  Roussy-Lévy syndrome  334.3 | 
  Routine postpartum follow-up  V24.2 | 
  Roy (-Jutras) syndrome (acropachyderma)  757.39 | 
  Rubella (German measles)  056.9 | 
   | 
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