Classification of infectious diseases according to Vietnam’s current regulations

Infectious disease means a disease that transmits directly or indirectly from humans or animals to humans due to agents of infectious disease.

According to Article 3 of the Law on Prevention and Control of Infectious Diseases 2007 of Vietnam and Article 1 of Decision No. 740/QĐ-BYT in 2016, infectious diseases are divided into the following classes:

Class A, consisting of extremely dangerous infectious diseases that can transmit very rapidly and spread widely with high mortality rates or with unknown agents. Class-A infectious diseases include poliomyelitis; influenza A-H5N1; plague: smallpox: Ebola virus. Lassa virus and Marburg virus hemorrhagic fever: West Nile fever: yellow fever cholera; SARS and dangerous infectious diseases newly emerging and with unknown agents;

Class B, consisting of dangerous infectious diseases that can rapidly transmit and be fatal. Class-B infectious diseases include adenovirus disease; HTV/AIDS; diphtheria; influenza; rabies; pertussis; pulmonary tuberculosis; human streptococcus suis; amebiasis; bacillary dysentery; mumps; dengue fever; dengue hemorrhagic fever; malaria; scarlet fever; measles; hand-foot-mouth disease; anthrax; chicken pox; typhoid; tetanus; German measles; viral hepatitis; Neisseria meningitidis; viral meningitis; leptospirosis; Rota virus diarrhea;

Class C, consisting of less dangerous infectious diseases that are not rapidly transmittable. Class-C infectious diseases include Chlamydia; syphilis; worm-related diseases; gonorrhea; trachoma; Candida Albicans disease; Nocardia disease; leprosy; Cytomegalo virus disease; herpes; taeniasis; fascioliasis; paragonimiasis; Fasciolopsis buski; scrub typhus; Rickettsia fever; Hantavirus hemorrhagic fever; trichomonas; Pyodermatitis; coxsakie virus pharyngitis, stomatitis and carditis; Giardiasis; Vibrio Parahaemolyticus enteritis, and other infectious diseases.

The Minister of Health shall make decision to adjust and supplement the list of infectious diseases of the classes mentioned above.

View more: The Law on Prevention and Control of Infectious Diseases 2007 of Vietnam was issued on November 21, 2007.

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