Communicable Diseases

Chicken Pox

  • The incubation period is 14 to 21 days.
  • The period of communicability is from day I to 7.
  • Minimum exclusion period is 7 days from appearance of the last crop of spots.

Campylobacteriosis

  • The incubation period is 3 to 5 days.
  • The period of communicability is whilst the organism is present in stools, but
    mainly whilst the diarrhoea is present.
  • Minimum exclusion period is 24 hours after the diarrhoea has ceased and a normal stool has been passed.

Conjunctivitis/Pink Eye

  • The incubation period is 1 to 3 days.
  • The period of communicability is during course of active infection.
  • Minimum exclusion is 24 hours after the treatment has started and the discharge/secretions have reduced.

Cryptosporidiosis

  • The incubation period is 3 to 11 days.
  • The period of communicability is whilst cysts are present in the stools, but usually while diarrhoea is present.
  • Minimum exclusion is until 24 hours have passed with no diarrhoea and a normal stool has been passed.

Diphtheria

  • The incubation period is 2 to 5 days.
  • The period of communicability is whilst the organism is still present in the nose and throat.
  • Minimum exclusion period is until declared medically fit.

Dysentery/Shigellosis

  • The incubation period is 1 to 7 days.
  • The period of communicability is whilst the organism is present in stools.
  • Minimum exclusion period is until declared medically fit.

Fifth disease/Slapped cheek syndrome

  • The incubation period is 4 to 20 days.
  • The period of communicability is greatest before the onset of rash.
  • No minimum exclusion if clinically well.

Food Poisoning including Salmonellosis

•     The incubation period to 2 to 48 hours depending upon the cause.

  • The period of communicability varies according to cause.
    • Minimum exclusion time depends on age group and risk factor.

Giardiasis/Lambliasis

The incubation period is 5 to 25 days.

The period of communicability is whilst the diarrhoea and a normal stool has been passed.

Glandular fever

  • The incubation period is 28’to 42 days.
    • The period of communicability may be some months but spread by only very close contact.
    • Minimum exclusion period is until fit end well.

Hand, Foot & Mouth Disease

  • The incubation period is 3 to 5 days.
  • The period of communicability is 2 to 3 days before onset.
  • The minimum exclusion is until well

Hepatitis A

  • The incubation period is 15 to 50 days.
  • The period of communicability is 7 days before to 7 days after onset of symptoms.

Tuberculosis

  • The incubation period is 4 to 12 weeks.
  • The period of communicability is whilst the organism is present in the sputum.
  • Minimum exclusion is until completion of 2 weeks treatment with appropriate antibiotics.

Typhoid

  • The incubation period is 7 to 21 days or if paratyphoid fever 7 to 10 days.
  • The period of communicability is whilst the organism is still present in stools or urine.
  • Minimum exclusion period is on advice from the EHO (Environmental Health Officer).

Whooping Cough/Pertussis

  • The incubation period is 7 to 10 days.
  • The period of communicability is from 7 days after exposure to 21 days after onset of paroxysmal cough.
  • Minimum exclusion period is 21 days from onset of paroxysmal cough unless treated with antibiotic when child may return after start of treatment.

Common Skin Infections

Impetigo

Minimum exclusion period is 21 days from onset of paroxysmal cough unless treated with antibiotic when child may return after start of treatment.

Minimum period of exclusion is until treatment is instituted and lessons have been covered.

Pediculosis/Lice

Until treatment has been given.

Ringworm of Feet/Athlete’s Foot

  • It is unnecessary to exclude from swimming or barefoot activities but treatment is advisable.

Ringworm of the body

  • No exclusion once treatment has started.

Ringworm of the Scalp

  • No exclusion once treatment has started.

Scabies

Until adequate treatment received. This usually takes one day.

Verrucae/Plantar Warts.

Exclusion is unnecessary.