• Metamorphopsia 368.14
  • Metaplasia
  • Metastasis, metastatic
  • Metatarsalgia 726.70
  • Metatarsus, metatarsal - see also condition
  • Methadone use 304.00
  • Methemoglobinemia 289.7
  • Methemoglobinuria (see also Hemoglobinuria) 791.2
  • Methicillin
  • Methioninemia 270.4
  • Metritis (catarrhal) (septic) (suppurative) (see also Endometritis) 615.9
  • Metropathia hemorrhagica 626.8
  • Metroperitonitis (see also Peritonitis, pelvic, female) 614.5
  • Metrorrhagia 626.6
  • Metrorrhexis - see Rupture, uterus
  • Metrosalpingitis (see also Salpingo-oophoritis) 614.2
  • Metrostaxis 626.6
  • Metrovaginitis (see also Endometritis) 615.9
  • Mexican fever - see Typhus, Mexican
  • Meyenburg-Altherr-Uehlinger syndrome 733.99
  • Meyer-Schwickerath and Weyers syndrome (dysplasia oculodentodigitalis) 759.89
  • Meynert's amentia (nonalcoholic) 294.0