Incubation period of disease

Disease

Causative Agent

Incubation period

Chicken pox

Varicella Human (alpha) herpes virus 3

14-16 days

Measles (Rubeola)

RNA Paramyxovirus

10-14 days

Rubella (German measles)

RNA Togavirus

14-21 days

Mumps (Rubula)

RNA Myxovirus

14-21 days

Influenza

Orthomyxovirus

18-72 hours

Diphtheria

Corynebacterium diphtheriae

2-6 days

Pertusis (Whooping cough)

Bordetella pertusis

7-14 days

Tetanus

Clostridium Tetani

6-10 days

Meningococcal Meningitis

Neisseria Meningitidis

3-4 days

SARS

Corona Virus

3-5 days

Tuberculosis

Mycobacterium tuberculosis

Weeks – Years (Min. 3-6 wks)

Poliomyelitis

Poliovirus

7-14 days

Hepatitis A

Enterovirus 72 (Picornavirus)

15-45 days

Hepatitis B

Hepadna Virus

45-180 days

Hepatitis C

Hepacivirus

30-120 days

Cholera

Vibrio cholerae

1-2 days

Typhoid fever

Salmonella typhi

10-14 days

Staphylococcal food poisoning

Staphylococcus aureus

1-6 hours

Ascariasis

Ascaris lumbricoides

2 months

Ancylostomiasis (Hookworm)

A. duodenale

5 wks -9 months

 

Malaria

Plasmodium vivax

8-17 days

Plasmodium falciparum

9-14 days

Plasmodium malariae

18-40 days

Plasmodium ovale

16-18 days

Lymphatic filariasis

Wuchereria bancrofti

8-16 months

Rabies

Lyssavirus type 1 (Rhabdovirus)

3-8 weeks

Yellow fever

Flavivirus fibricus

2-6 days

Japanese encephalitis

Group B arbovirus (flavivirus)

5-15 days

KFD

Arbovirus (flavivirus)

3-8 days

Chikungunya fever

Chikungunya virus (Arbovirus A)

4-7 days

Leptospirosis

Leptospira interrogans

4-20 days

Bubonic plague

 

Yersinia pestis

2-7 days

Pneumonic plague

1-3 days

Septicemic plague

2-7 days

Scrub typhus

Rickettsia tsusugamushi

10-12 days

Q fever

Coxiella Burnetti

2-3 weeks

Taeniasis (Tape worm)

T. Solium / T. Sagineta

8-14 weeks

Leishminiasis (Kala Azar)

L. Donovani

1-4 months

Trachoma

Chlamydia trachomatis

5-12 days

Yaws

Treponema pertenue

3-5 weeks

HIV (AIDS)

HIV/ HTLV-3

Months to 10 Years

Swine flu

H1N1- Type A influenza

1-4 days

Ebola disease

Ebola virus

2-21 days

Anthrax

Bacillus anthracis

1-7 days

Brucellosis

Brucella Melitensis

5-60 days