Figure 4From: A possible link between sinusitis and lower airway hypersensitivity: the role of Staphylococcal enterotoxin BAntigen skin test was performed before (1st) and 2 months after the FESS (2nd). The skin wheal area was recorded by image processing technique to represent the antigen induced skin responses. *, p < 0.05, compared with the 1st results (paired student t-test).Back to article page