Table 7.

Incidence of rhinosinusitis in the groups of the study by Costa et al. (2007).

Group I: bath sponge	RS (+)/intense inflammation
Group II: cyanoacrylate	RS (+)/moderate inflammation
Group III: peripheral blood	RS (+)/slight inflammation
Group IV: toxoids	RS (+)/slight inflammation
Maxillary sinuses – controls	RS (−)

RS, rhinosinusitis.