Johns Hopkins ABX Guide
- Lacrimal gland infections
- La Crosse encephalitis
- La Crosse virus
- Lactobacillus
- Lady Windermere Syndrome
- Lagevrio
- Lamisil
- Lamivudine
- Lampit
- Lamprene
- Lancefield group streptococcus
- Laryngitis
- Late cardiovascular syphilis
- Late latent syphilis
- Late lymphogranuloma venereum
- Latent syphilis
- Late syphilis
- Late tertiary syphilis
- LCMV
- Leech
- Lefamulin
- Leflunomide
- Left ventricular assist device
- Left Ventricular Assist Device (LVAD)-related Infections
- Legionella gormanii
- Legionella IgG level
- Legionella IgM level
- Legionella immunofluorescence
- Legionella jamestowniensis
- Legionella jordanis
- Legionella or Legionnaires' disease
- Legionellosis
- Legionnaires' Disease
- Legionnaires disease
- Leishmania braziliensis
- Leishmania chagasi
- Leishmania donovani
- Leishmania guyanensis
- Leishmania infantum
- Leishmania major
- Leishmania mexicana
- Leishmania panamensis
- Leishmania peruviana
- Leishmania species
- Leishmania tropica
- Lemierre's syndrome
- Leprosy
- Leptospira
- Leptospira agglutinin test
- Leptospira interrogans
- Leptospiral meningitis
- Leptospirosis
- Letermovir
- Leukine
- Levaquin
- Levofloxacin
- Lexiva
- Lice
- Lichtheimia
- Lichtheimia (Absidia) species
- Lincocin
- Lincomycin
- Lincosamide
- Lindane
- Lipoglycopeptide
- Listeria
- Listeria cerebritis
- Listeria ivanovii
- Listeria Monocytogenes
- Live attenuated influenza vaccine -- LAIV
- Liver abscess
- Liver fluke
- Liver schistosomiasis
- Loa Loa
- Lobar pneumonia
- Lomefloxacin
- Lopinavir/ritonavir
- Lorabid
- Loracarbef
- Lotrimin
- Louse-borne relapsing fever
- Lower urinary tract infection
- LPV/r
- Ludwig's angina
- Lumbar discitis
- Lung Abscess
- Lung fluke
- LVAD - Implantation of left ventricular assist device
- LVAD-related Infections
- Lyme Arthritis
- Lyme carditis
- Lyme Disease
- Lymphadenitis
- Lymphadenopathy
- Lymphangitis
- Lymphatic filariasis
- Lymph node
- Lymphocytic Choriomeningitis virus (LCMV)
- Lymphogranuloma venereum (LGV)
- Lymphoma
- Lyphocin
- Lyssa - rabies
- Lyssavirus