Enteric (Typhoid) Fever

Infectious Diseases

Systemic infection with Salmonella Typhi/Paratyphi causing stepwise fever, abdominal symptoms and bacteraemia.

Clinical features

  • Sustained stepwise fever
  • Relative bradycardia
  • Abdominal pain, constipation then diarrhoea
  • Rose spots, hepatosplenomegaly

Investigations

  • Blood cultures (highest yield in first week)
  • Bone marrow culture if pre-treated
  • FBC (leucopenia), LFTs
  • Widal has poor specificity — do not rely on it

Management

  • Ceftriaxone 2 g IV OD or azithromycin 1 g OD × 7–14 days
  • Fluoroquinolone only if susceptible (widespread resistance in South Asia)
  • Dexamethasone for severe disease with shock or altered mental state
  • Surgical review for perforation

Complications

  • Ileal perforation (week 3)
  • GI haemorrhage
  • Encephalopathy
  • Chronic gallbladder carriage

Related in WardRound

Educational — verify locally.

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