Acute pulmonary schistosomiasis

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Acute pulmonary schistosomiasis refers to the acute form of pulmonary schistosomiasis.

Pathology

The acute form usually occurs at around 6 weeks after the infection and is thought to represent an allergic manifestation to the presence of Schistosoma worm or eggs.

Radiographic features

Plain radiograph

Non-specific and may show ill-defined pulmonary nodular shadows.

CT 

Described features include :

  • small pulmonary nodules ranging from 2 to 15 mm
  • larger nodules with ground-glass opacity halo 

See also