Bullous pemphigoid, close-up of tense blisters
Bullous pemphigoid, close-up of tense blisters
Poison ivy on the knee
Poison ivy on the knee
Poison ivy on the leg
Poison ivy on the leg

Bullae

Definition:
Bullae are large blisters -- thin walled sacs greater than 10 millimeters in diameter.

Bullae that are filled with clear fluid can occur on the skin (they look like other blisters, but are larger).


Review Date: 8/24/2001
Reviewed By: Michael Lehrer, M.D., Department of Dermatology, University of Pennsylvania Medical Center, Philadelphia, PA. Review provided by VeriMed Healthcare Network.
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