Cholera

exp date isn't null, but text field is

Introduction

  • An acute severe diarrhoeal illness of worldwide importance
  • It is caused by Vibrio cholerae bacilli (classical and El Tor species)

Clinical features

  • Diarrhoea (Rice water stool)
  • Vomiting

Complications

  • Hydropaenia/Hypovolaemic shock with multiple end-organ failure leading to death
  • Dyselectrolytetaemia
  • Hypokalaemia

Investigations

  • Stool microscopy, culture and sensitivity
  • Urea, Electrolytes and Creatinine
  • Complete Blood Count

Treatment goals

  • Hydration
  • Eradicate organism
  • Prevent spread

Drug treatment

  • Intravenous
    • Electrolyte
    • Oral Rehydration Therapy
  • Antibiotic therapy:
    • Tetracycline:

-     Adult: 500 mg orally every 6 hours for 5 days

Or:

  • Doxycycline:
  • Adult: 200 mg orally once daily for 5 days
  • Child: 12 - 18 years, 200 mg on first day, then 100 mg daily
  • Severe infections, 200 mg orally daily
  • Erythromycin:
  • Adult and child over 8 years: 250 - 500 mg orally every 6 hours for 5 days or 500 mg - 1 g every 12 hours
  • Child:
  • Up to 2 years: 125 mg every 6 hours
  • 2 - 8 years: 250 mg every 6 hours
  • Doses doubled in severe infection

Or:

  • Co-trimoxazole
  • Adult: 960 mg orally every 12 hours for 5 days
  • Child:
  • 6 weeks - 12 years: 24 mg/kg every 12 hours
  • 6 weeks - 6 months: 120 mg every 12 hours
  • 6 months - 6 years: 240 mg every 12 hours
  • 6 years - 12 years: 480 mg every 12 hours
  • 12 years - 18 years: 960 mg every 12 hours

Supportive measures

  • Monitor fluid intake and output (vomitus, urine and stool)

Prevention

  • Personal and communal hygiene
  • Potable water, sanitary disposal of faeces
  • Cholera vaccine