Infectious disease/Infection: Bacterial disease (G+, G-) · Virus disease · Parasitic disease (Protozoan infection, Helminthiasis, Ectoparasitic infestation) · Mycosis · Zoonosis

Eye disease · Ear disease

Respiratory disease (Obstructive lung disease, Restrictive lung disease, Pneumonia)

Skin disease · skin appendages (Nail disease, Hair disease, Sweat gland disease)

Urologic disease (Nephropathy, Urinary bladder disease) · Male genital disease · Breast disease · Female genital disease

Syndromes · Medical signs (Eponymous)