Fig. 2From: Contact dermatitis associated with the Bispectral index™ sensor: a case reportPatch test for the Bispectral Index (BIS) sensor. a Patches of each part of the BIS sensor: (1): foam component, (2): adhesive component without Ag electrodes, (V): Vaseline as a control. b Attachment site of each component. c Positive reactions to the foam component of the BIS sensor (1) and adhesive component without Ag electrodes (2) at 48 h. d The positive reaction was maintained at (2) but diminished at (1) at 72 hBack to article page