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Science
Biological and Health Sciences
Health, medicine, and disease
Morbidity
Infectious disease
Infectious disease
Concepts
Specific infectious diseases
African swine fever virus
Species of virus
African trypanosomiasis
Parasitic disease
Airborne transmission
Disease transmission by airborne particles
Anthrax
Infection caused by Bacillus anthracis bacteria
Ascariasis
A disease caused by the parasitic roundworm Ascaris lumbricoides
Athlete's foot
Skin infection of foot caused by fungus
Avian influenza
Influenza caused by viruses adapted to birds
Bloodstream infection
Medical condition
Botulism
Human and animal disease
Bubonic plague
Human and animal disease
Candidiasis
Fungal infection due to any type of Candida
Chagas disease
Human infectious disease
Chickenpox
Human viral disease
Chikungunya
Infection caused by the Chikungunya virus
Chlamydia
Sexually transmitted infection caused by the bacterium Chlamydia trachomatis
Cholera
Bacterial infection of the small intestine
Classical swine fever
Species of virus
Cold sore
A herpes simplex virus infection of the lip
Common cold
Common viral infection of the upper respiratory tract
Conjunctivitis
Inflammation of the eye
Coronavirus
Subfamily of viruses in the family Coronaviridae
COVID-19
Contagious disease caused by SARS-CoV-2
Creutzfeldt–Jakob disease
Degenerative neurological disorder
Croup
Respiratory condition that is usually triggered by an acute viral infection of the upper airway
Dengue fever
Tropical disease caused by the dengue virus, transmitted by mosquito
Dermatophytosis
Fungal infection of the skin
Diphtheria
Bacterial disease
Disease vector
Agent that carries and transmits an infectious pathogen into another living organism
Dracunculiasis
Infection by the Guinea worm
Dysentery
Inflammation of the intestine causing diarrhea with blood
Ebola
Viral hemorrhagic fever caused by ebolaviruses
Encephalitis
Inflammation of the brain
Epidemic
A profoundly debilitating, often deadly infectious disease, which proves highly contagious, yet limited to a specific area and period
Fecal–oral route
Disease transmission via pathogens from fecal particles
Foodborne illness
Illness resulting from food that is spoiled or contaminated by pathogenic bacteria, viruses, parasites, or toxins
Fungal infection
Fungal infection of animals, including humans
Gangrene
Type of tissue death by infection or lack of blood supply
Gastroenteritis
Inflammation of the stomach and small intestine
Genital herpes
Infection by herpes simplex viruses of the genitals
Giardiasis
Parasitic disease that results in diarrhea
Gonorrhea
Sexually transmitted infection
Hand, foot, and mouth disease
Common human disease caused by a group of viruses
Head lice infestation
Medical condition
Helminthiasis
Macroparasitic disease in which a part of the body is infected with parasitic worms
Hepatitis
An inflammation of the liver.
Hepatitis A
Acute infectious disease of the liver
Hepatitis B
Human viral infection
Hepatitis C
Human viral infection
Hepatitis C virus
Species of virus
Hepatitis D
Human infectious disease
Hepatitis E
Human disease caused by Orthohepevirus A
Herpes
Viral disease caused by herpes simplex viruses
Herpes gladiatorum
Medical condition
Herpes simplex virus
Species of virus
Herpesviridae
Family of DNA viruses
History of cholera
Worldwide outbreaks and pandemics of cholera
HIV
Human retrovirus, cause of AIDS
HIV/AIDS
Spectrum of conditions caused by HIV infection
Human papillomavirus infection
Human disease
Immunity (medicine)
Balanced state of having adequate biological defenses to fight unwanted biological invasion
Impetigo
Human disease (bacterial infection)
Infection
Invasion of an organism's body tissues by disease-causing agents
Infectious mononucleosis
Common viral infectious disease
Infestation
Invasion and occupation by pests and parasites in host
Influenza
Infectious disease, "the flu"
Introduction to viruses
Non-technical introduction to viruses
Japanese encephalitis
Infection of the brain caused by the Japanese encephalitis virus
Legionnaires' disease
Form of atypical pneumonia
Leishmaniasis
Disease caused by parasites of the Leishmania type
Leprosy
Chronic disease caused by infection of two mycobacterial species
Lyme disease
Infectious disease caused by Borrelia bacteria, spread by ticks
Malaria
Mosquito-borne disease
Measles
Viral disease affecting humans
Mosquito-borne disease
Disease caused by bacteria, viruses or parasites transmitted by mosquitoes
MUMPS
Programming language
Myiasis
Infestation of parasitic maggots
Nipah virus infection
Disease caused by Nipah virus
Norovirus
Type of viruses that cause gastroenteritis
Onchocerciasis
Human helminthiasis
Onychomycosis
Medical condition
Opportunistic infection
Infection caused by pathogens that take advantage of an opportunity not normally available
Orthomyxoviridae
Family of RNA viruses including the influenza viruses
Pandemic
Widespread, often global, epidemic of severe infectious disease
Parasitic disease
Medical condition
Pathogen
Biological entity that causes disease in its host
Pathogen transmission
Passing of a pathogen from one organism to another
Pathogenic bacteria
Disease-causing bacteria
Pathogenic Escherichia coli
Strains of E. coli that can cause disease
Plague (disease)
Specific contagious and frequently fatal human disease caused by Yersinia pestis
Pneumonia
Inflammation of the alveoli of the lungs
Polio
Infectious disease caused by poliovirus
Prion
Pathogenic type of misfolded protein
Rabies
Deadly viral disease, transmitted through animals
Respiratory tract infection
Infectious disease affecting nose, throat and lungs
Reverse zoonosis
Pathogens capable of transmitting from humans to other non-human animals
Rheumatic fever
Post-streptococcal inflammatory disease
Rift Valley fever
Human and livestock viral disease
Rubella
Human viral disease
SARS
Disease caused by severe acute respiratory syndrome coronavirus
Scabies
Human disease
Scarlet fever
Infectious disease
Schistosomiasis
Human disease caused by parasitic worms called schistosomes
Sexually transmitted infection
Infection transmitted through human sexual behavior
Skin infection
Skin disease caused by bacteria, fungi, parasites or virus
Smallpox
Eradicated viral disease
Staphylococcal infection
Medical condition
Streptococcal pharyngitis
Medical condition
Syphilis
Sexually transmitted infection
Taeniasis
Parasitic disease due to infection with tapeworms belonging to the genus Taenia
Tetanus
Bacterial infection characterized by muscle spasms
Tick-borne disease
Medical condition
Tobacco mosaic virus
Virus affecting plants of the Solanaceae family
Toxoplasmosis
Parasitic disease
Transmissible spongiform encephalopathy
Group of brain diseases induced by prions
Tuberculosis
Infectious disease
Typhoid fever
Disease caused by the bacteria Salmonella Typhi
Typhus
Group of infectious diseases
Urinary tract infection
Infection that affects part of the urinary tract
Variant Creutzfeldt–Jakob disease
Degenerative brain disease caused by prions
Viral disease
Human, animal or plant disease resulting from a viral infection
Virus
Infectious agent that replicates in cells
Virus latency
Ability of some viruses to lie dormant within a cell
Waterborne disease
Diseases caused by pathogenic microorganisms transmitted in water
West Nile fever
Human disease caused by West Nile virus infection
Whooping cough
Human disease caused by the bacteria Bordetella pertussis
Yellow fever
Viral disease
Zika fever
Infectious disease caused by the Zika virus
Zoonosis
Diseases of humans caused by a pathogen