Skin

Pimples, blackheads, and skin breakouts

Persistent itching without an obvious cause

Painful blisters around the mouth

Flaky, itchy scalp

Dark patches or uneven skin tone

Rough, flaky, or cracking skin

Itchy, inflamed skin patches

Sweating more than normal, even when not hot or exercising

Athlete's foot, ringworm, or other fungal skin problems

Thinning hair or bald patches

Red, itchy welts that appear suddenly on the skin

Scaly, red skin patches

Various skin irritations

Redness and visible blood vessels on the face

Lines or streaks on the skin from rapid growth or weight change

Small, hard growths on the skin caused by a virus