- Abscess
A skin abscess, or boil, is a swollen, painful, red and warm lump of skin that may rupture and drain pus.
- Paronychia
Paronychia is a skin infection that causes pain and swelling around the fingernail or toenail.
- Allergic reaction
Allergic reaction causes sneezing, runny nose and hives and can lead to anaphylaxis, a whole body reaction.
- Hematoma
A hematoma is a collection of blood in the tissue outside of a damaged blood vessel, usually after an injury.
- Bruise or contusion
Bruises, or contusions, cause skin discoloration, swelling and tenderness.
- Gout
Gout is a buildup of uric acid in the joints, causing joint pain, fever, and hot, red, swollen joints.
- Broken (fractured) toe
A broken toe is usually painful to move or walk on, swollen, and may be bruised bend or deformed.
- Turf toe
Turf toe is a painful sprain in the big toe causing sudden pain and swelling in the base of the big toe.
- Cellulitis
Cellulitis, a bacterial infection of the skin, causes red, tender skin that is usually swollen and warm.