- Abscess
A skin abscess, or boil, is a swollen, painful, red and warm lump of skin that may rupture and drain pus.
- Allergic reaction
Allergic reaction causes sneezing, runny nose and hives and can lead to anaphylaxis, a whole body reaction.
- Hives
Hives are red, raised areas of skin that can cause itching and are usually the result of an allergic reaction.
- Erythema nodosum
Erythema nodosum is an inflammation of the fatty layer below the skin causing painful, red lumps on the shins.
- Folliculitis
Folliculitis, an infection of one or more hair follicles, causes a tender, red patch of skin and blisters.
- Chickenpox (varicella)
Chickenpox is an illness that causes a red, itchy rash, fever, headache, sore throat, and body aches.
- Blood clot in the legs
Blood clots in the leg can become very dangerous, symptoms include swelling, redness, tenderness in the leg.
- Boil
A boil is a skin infection appearing as red tender lump that grows larger and more painful and oozes pus.
- Pustular psoriasis
Pustular psoriasis is a condition causing raised pus filled blisters on the skin and reddened skin.
- Basal cell skin cancer
Basal cell skin cancer is a slow-growing skin cancer, that can look like a scaly, flesh-colored or brown patch.
- Trauma or injury
Trauma most often refers to serious bodily injury or wounds symptoms range depending on the injury.
- Benign lipoma
Lipomas are a harmless collection of fatty cells that form a round or oval, rubbery lump under the skin.
- Epidermal (sebaceous) cyst
Epidermal (sebaceous) cysts are painless, moveable lumps that form beneath the skin's surface.