How do steroids treat pulmonary Langerhans' cell histiocytosis (PLCH)?

Dr. Jeanne Morrison, PhD
Family Practitioner
Certain types of steroids may be used to treat pulmonary Langerhans' cell histiocytosis (PLCH). This disease that causes an immune response in cells in the lungs, which causes the airways and blood vessels to become inflamed. Corticosteroids may be used to treat PLCH by reducing this inflammation and lessening the immune reaction of the cells. While corticosteroids can't undo damage to lung tissue, they are believed to improve lung function and reduce symptoms in people with PLCH.

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