Definition of Bulla
Bulla: A fluid-filled blister more than 5 mm (about 3/16 inch) in diameter with thin walls.
A bulla on the skin is a blister. A bulla on the pleura (the membrane covering the lung) is also called a bleb.
In Latin a bulla was a "bubble, stud or knob." It referred to any rounded protrusion, particularly one that was hollow or cystic.Source: MedTerms™ Medical Dictionary
Last Editorial Review: 8/28/2013
Top RxList Drug News
- First US Case of E coli Resistant to Last-Resort Antibiotic
- FDA Approves Afstyla for Adults, Children With Hemophilia A
- FDA Approves New Diagnostic Imaging Agent to Detect Recurrent Prostate Cancer
- Drug Targeting Blood-Brain Barrier 'Hopeful' in Stroke
- FDA Approves Probuphine Implant for Opioid Dependence
Find out what women really need.