What is the global prevalence of eosinophilic granuloma (histiocytosis X)?

Updated: Mar 29, 2018
  • Author: Eleanor M Summerhill, MD, FACP, FCCP; Chief Editor: Zab Mosenifar, MD, FACP, FCCP  more...
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In Belgium, 3% of patients evaluated at 20 pulmonary referral centers were diagnosed with PLCH. [5] A large Japanese study estimated the prevalence of pulmonary Langerhans cell histiocytosis X (PLCH) at 0.27 males and 0.07 females per 100,000 population based on hospital discharge diagnoses over a 1-year period. [6] Scant epidemiologic data are available regarding this disease in the developing world.

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