Recurrent Spontaneous Pneumothorax

Abstract

IN 1940 eosinophilic granuloma of bone was independently described by Otani and Ehrlich1 and Lichtenstein and Jaffe.2 Subsequently, the basic pathological similarity of eosinophilic granuloma, Letterer–Siwe disease and Hand–Schüller–Christian disease was stressed.3 4 5 In 1953 Lichtenstein6 suggested the term "histiocytosis X," the common pathological feature of which is tissue infiltration by histiocytes.Pulmonary involvement in histiocytosis X is not uncommon and, indeed, may be the only apparent manifestation of the disease,7 8 9 which has been termed "primary pulmonary histiocytosis X" or "eosinophilic granuloma of the lung." Both in disseminated histiocytosis X with pulmonary involvement and in the primary pulmonary form of the . . .