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Table 1 Frequency of pulmonary involvement and cough in HES from 6 series

From: Cough in hypereosinophilic syndrome: case report and literature review

AuthorYear of publicationCasesSex (M/F)Age (y)Pulmonary involvement (%)Cough (%)PDGFRA fusion gene positive (%)
Helbig [5]20132523/2NANA8/25 (32)25/25 (100)
Legrand [6]20134443/141 (6–67) a20/44 (45)18/44 (41)44/44 (100)
Dulohery [7]20114925/2450 (12–88) a33/49 (67)19/49 (39)4/49 (8)
Ogbogu [8]2009188104/8445 (6–85) a47/188 (25)19/188 (10)18/161 (11)
Spry [11]19831513/232.212/15 (40)12/15 (40)NA
Fauci [9]198250NA33b20/50 (40)12/50 (24)NA
Parrilo [12]197926NANANA3/26 (12)NA
Chusid [10]19751414/037.5b6/14 (43)4/14 (29)NA
  1. NA not available
  2. aMedian (range); b mean
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