Dr. Mary W Chang MD

What is impetigo?Impetigo is also known as "school sores". It is a common bacterial skin infection that occurs in infants and young children, especially preschoolers. Although it is common among children, adults can get impetigo, too.The two types of bacteria that can cause impetigo...

What is ringworm?Ringworm is a common fungal infection of the skin. It is scientifically called as tinea corporis, and belongs to the group dermatophytes. Ringworm does not involve worms, as the name suggests. Instead, its name comes from the ring-like red patches that can occur on the arms, legs,...

What is seborrheic dermatitis?Seborrheic dermatitis, or seborrhea, is a common skin disease that has no known direct cause. It is characterized by a red, itchy rash on the skin, often on the scalp, with scaly patches that flake off. It looks similar to eczema, psoriasis or an allergic reaction....

What is scabies?Scabies is a contagious skin condition characterized by small and itchy red spots caused by a tiny mite called Sarcoptes scabiei. Mites tend to burrow into the skin, which urges an individual to itch. Itching often worsens during nighttime. Scabies can spread through prolonged...

IntroductionDermatophytes are fungi that get nutrients from keratin for growth. They usually affect the skin, nails, and hair. The species that commonly invade the keratin are those that belong to the genus Trichophyton, Epidermophyton, and Microsporum. Fungal infections produce ring-like...

Diaper rash is a skin problem that develops in the area beneath the diaper. Appearance of this condition ranges from irritated, reddish skin to pimples and blisters in the diaper area. In mild cases, the skin will be slightly reddish in color and warm to touch. For some infants, it appears in the...