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Table 2 The symptoms of patients at diagnosis

From: Clinical presentation and prognostic analysis of adult patients with Langerhans cell histiocytosis with pulmonary involvement

  SS-LCH (N = 13) MS-LCH (N = 106) P value
No symptom, n (%) 2 (15.4) 1 (0.9) 0.031
Respiratory symptoms, n (%) 11 (84.6) 57 (53.8) 0.034
Cough, n (%) 9 (69.2) 33 (31.1) 0.012
Exertional dyspnea, n (%) 9 (69.2) 24 (22.6) 0.001
Pneumothorax, n (%) 5 (28.5) 25 (23.6) 0.309
Hemoptysis, n (%) 0 (0) 4 (3.8)  
Extra pulmonary symptoms, n (%) 0 (0) 98 (92.5)