Cellulitis usually occurs after there is a break in the skin, from a cut, abrasion, ulcer, bug bite, or even a rash, allowing bacteria to enter.

Because of that, mosquitoes prefer warmer temperatures, with around 80 degrees Fahrenheit ... Staples Speed Healing of a Painful Skin Ulcer Signs of cellulitis caused by infected mosquito bite ...

Fran Oborski's wound turned into cellulitis and became ulcerous before a previously-unidentified allergy to a dressing left her leg "erupting" in ulcers. Told she would probably lose the leg ...