From the case: Pulmonary hydatid cyst

CT
lung window
Modality: CT (lung window)

- “ Cyst wall crumpled and floating within uncollapsed pericyst that produced the water-lilly sign.  Hydatid cysts result from infection by the Echin...”

Used in the following article:

  • Pulmonary hydatid infection - “ Pulmonary hydatid infection is a common manifestation of hydatid disease. For a general discussion, and for links to other system specific manife...”
  • Water-lily sign (hydatid cyst) - “ The water-lily sign is seen in hydatid infections when there is detachment of the endocyst membrane which results in floating membranes within the...”

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