• Zagari's disease (xerostomia) 527.7
  • Zahorsky's disease (exanthema subitum) (see also Exanthem subitum) 058.10
  • Zellweger syndrome 277.86
  • Zenker's diverticulum (esophagus) 530.6
  • Ziehen-Oppenheim disease 333.6
  • Zieve's syndrome (jaundice, hyperlipemia, and hemolytic anemia) 571.1
  • Zika fever 066.3
  • Zollinger-Ellison syndrome (gastric hypersecretion with pancreatic islet cell tumor) 251.5
  • Zona (see also Herpes, zoster) 053.9
  • Zoophilia (erotica) 302.1
  • Zoophobia 300.29
  • Zoster (herpes) (see also Herpes, zoster) 053.9
  • Zuelzer (-Ogden) anemia or syndrome (nutritional megaloblastic anemia) 281.2
  • Zygodactyly (see also Syndactylism) 755.10
  • Zygomycosis 117.7
  • Zymotic - see condition