II. Definitions

  1. Virus
    1. Microscopic infectious agents, invisible by light microscopy, with 2 components
      1. Nuclear material (RNA or DNA)
      2. Glycoprotein envelope (nucleocapsid) surrounds the nuclear material
    2. Viruses cannot reproduce without infecting other organisms
      1. Viral DNA or RNA is expressed by the infected host machinary

III. Type: DNA Viruses

  1. Single Stranded
    1. Parvoviridae (Human Parvovirus B19)
  2. Double Stranded
    1. Hepadnavirus (Hepatitis B)
    2. Papovavirus (JC Virus)
    3. Adenovirus (Human Adenovirus)
    4. Herpesvirus (Herpes Simplex Virus)
    5. Poxvirus (Smallpox)

IV. Type: RNA Viruses

  1. Single Stranded
    1. Message Sense
      1. Picornavirus (Polio Virus, EnteroVirus, Hepatitis A Virus)
      2. Calicivirus (Norwalk Virus)
      3. Togavirus (Rubella Virus)
      4. Flaviviridae
        1. Flavivirus (Yellow Fever virus, West Nile Virus, Dengue virus)
        2. Hepacivirus (Hepatitis C Virus)
      5. Coronavirus (Coronavirus)
      6. Retrovirus (Human Immunodeficiency Virus 1)
    2. Anti-Message Sense
      1. Rhabdovirus (Rabies Virus)
      2. Filovirus (Marburg Virus)
      3. Paramyxovirus (Measles Virus)
      4. Orthomyxovirus (Influenza Virus)
      5. Bunyavirus (California Encephalitis Virus)
      6. Arenavirus (Lassa Fever)
  2. Double Stranded
    1. Reovirus (Rotavirus)

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Ontology: Virus Diseases (C0042769)

Definition (MSHFRE) Terme général pour désigner les maladies dues à des virus.
Definition (MEDLINEPLUS)

Viruses are capsules with genetic material inside. They are very tiny, much smaller than bacteria. Viruses cause familiar infectious diseases such as the common cold, flu and warts. They also cause severe illnesses such as HIV/AIDS, smallpox and hemorrhagic fevers.

Viruses are like hijackers. They invade living, normal cells and use those cells to multiply and produce other viruses like themselves. This eventually kills the cells, which can make you sick.

Viral infections are hard to treat because viruses live inside your body's cells. They are "protected" from medicines, which usually move through your bloodstream. Antibiotics do not work for viral infections. There are a few antiviral medicines available. Vaccines can help prevent you from getting many viral diseases.

NIH: National Institute of Allergy and Infectious Diseases

Definition (NCI) Any disease caused by a virus.
Definition (CSP) disease produced by viruses.
Definition (MSH) A general term for diseases produced by viruses.
Concepts Disease or Syndrome (T047)
MSH D014777
ICD10 B34.9 , B34
SnomedCT 186754003, 187471008, 266116004, 154372003, 154319002, 266188005, 34014006
English Disease, Viral, Disease, Virus, Diseases, Viral, Diseases, Virus, Viral Diseases, Virus Disease, Virus Diseases, INFECTION VIRAL, virus disease, Viral infection NOS, Viral infection, unspecified, Viral infection,unspecified, [X]Viral infection, unspecified, [X]Viral infection,unspecified, VIRUS DIS, VIRAL DIS, viral infection, viral disease (diagnosis), viral infection (diagnosis), viral disease, Infection viral, Other viral infections, Viral infection of unspecified site, Virus Diseases [Disease/Finding], virus infection, viral infectious disease, Infection;viral, diseases caused by viruses, viral disorder, viral diseases, viral infection nos, Viral Disorder, Viral Disease, Viral Infections, Infections, Viral, Viral: [infection NOS] or [illness], [X]Viral infection, unspecified (disorder), Viral: [infection NOS] or [illness] (disorder), Viral infection NOS (disorder), Viral diseases, Virus diseases, VIRAL INFECTION, INFECTION, VIRAL, Disease caused by virus, Viral infectious disease, Viral illness, Viral infection, Viral disease, Viral disease (disorder), virus, infection; viral, unspecified site, infection; viral, infection; virus, viral; disease, viral; infection, unspecified site, viral; infection, virus; infection, Disease caused by virus, NOS, Viral disease, NOS, Viral illness, NOS, Viral infection, NOS, Viral infectious disease, NOS, Viral Disorders, Viral Infection, viral illness, Disease due to virus
Italian Infezione virale, Infezione virale NAS, Malattie da virus, Malattie virali
Dutch virale infectie NAO, infectie viraal, infectie; viraal, niet gespecificeerde lokalisatie, infectie; viraal, infectie; virus, viraal; aandoening, viraal; infectie, niet gespecificeerde lokalisatie, viraal; infectie, virus; infectie, Virusinfectie, niet gespecificeerd, virale infectie, Virusinfectie van niet gespecificeerde lokalisatie, Infectie, virus-, Infecties, virus-, Virusinfectie, Virusinfecties
French Infection virale SAI, INFECTION VIRALE, Infection virale, Maladies virales, Viroses, Infections virales
German Virusinfektion NNB, VIRUSINFEKT, Virusinfektion, nicht naeher bezeichnet, Viruskrankheit nicht naeher bezeichneter Lokalisation, Virusinfektion, Viruskrankheiten
Portuguese Infecção viral NE, Infecção vírica, VIROSE, Doenças por Vírus, Doenças Virais, Infecções Virais, Infecções por Vírus, Infecção viral, Viroses
Spanish Infección vírica NEOM, INFECCION VIRICA, enfermedad ocasionada por un virus, enfermedad virósica, infección viral, SAI, infección viral, SAI (trastorno), [X]infección viral, no especificada, [X]infección viral, no especificada (trastorno), Viral infection NOS, Enfermedades por Virus, Infecciones Virales, Enfermedades Virales, Infecciones Víricas, Infecciones por Virus, enfermedad infecciosa viral, enfermedad viral (trastorno), enfermedad viral, enfermedad vírica, infección viral, localizada (trastorno), localizada, Infección vírica, Virosis
Japanese ウイルス感染NOS, ウイルスカンセンNOS, ウイルスカンセン, ウイルス感染, ウイルス性疾患, ウイルス感染症, ウイルス疾患, ウイルス病, 感染症-ウイルス
Swedish Virussjukdomar
Czech virové nemoci, virové infekce, Virová infekce, Virová infekce NOS
Finnish Virussairaudet
Russian VIRUSNYE BOLEZNI, ВИРУСНЫЕ БОЛЕЗНИ
Korean 상세불명의 바이러스 감염, 상세불명 부위의 바이러스 감염
Croatian VIRUSNE BOLESTI
Polish Choroby wirusowe
Hungarian Vírusos fertőzés, vírusos fertőzés k.m.n., Virusos fertőzés
Norwegian Virussykdommer, Virusinfeksjoner, Virale sykdommer

Ontology: Viral infectious disorders (C0948998)

Concepts Disease or Syndrome (T047)
Italian Patologie infettive virali
Japanese ウイルス感染症, ウイルスカンセンショウ
Czech Virová infekční onemocnění
Hungarian Vírusos fertőzéses betegségek
English Viral infectious disorders
Portuguese Viroses infecciosas
Spanish Enfermedades víricas
Dutch virale infectieziekten
French Troubles infectieux viraux
German Infektionserkrankungen durch Viren