Dr. Susan V Bershad M.D.

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...

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...

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,...

Molluscum contagiosum is a contagious skin infection, which is mostly seen in children and the elderly. The infection comes with uneven bumps on the skin, which get bigger in size. The bumps are itchy and develop blisters when scratched. Sexually active adults are usually affected by this skin...

The cause or severity of insect bites or stings can be determined by the symptoms. Most bug bite symptoms cause itchy or painful red bumps. Other insect bites can cause welts or blisters. The following are some clues of common insect bites:...

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....