Complications of cystic fibrosis

Most complications from cystic fibrosis occur in the respiratory or digestive systems.

Respiratory complications include:

  • Tissue growths in the nose (nasal polyps).
  • Tearing of lung tissue, which traps air between the lung and the chest wall (pneumothorax) and may cause the lung to collapse.
  • Coughing up large amounts of blood.
  • Enlargement of the right side of the heart, which may lead to heart failure.
  • Enlarged, damaged airways (bronchiectasis) which can lead to infection.
  • An infection caused by a fungus (allergic bronchopulmonary aspergillosis).

Digestive system complications include:

Last Updated: June 23, 2009

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