Johns Hopkins ABX Guide
- Kala-azar
- Kaletra
- Kanamycin
- Kantrex
- Kaposi's sarcoma
- Katamaya fever
- Keflex
- Kefzol
- Keratitis
- Keratitis due to syphilis
- Keratoconjunctivitis due to adenovirus
- Kerion
- Kerion due to Microsporum
- Kerion due to Trichophyton
- Ketek
- Ketoconazole
- Ketolide
- KHF - Korean hemorrhagic fever
- KI, WU, MW, human polyoma 6,7, and 9 viruses
- Kingella kingae
- Kingella species
- Kissing disease
- Klebsiella
- Klebsiella aerogenes
- Klebsiella granulomatis
- Klebsiella oxytoca
- Klebsiella pneumoniae
- Klebsiella species
- Korean hemorrhagic fever virus
- KSHV
- KS - Kaposi's sarcoma
- Kunjin fever
- Kuru
- Kwell
- Kyasanur Forest disease virus