Cold Allergies and What Can Be Done About Them
    Cold Allergies and What Can Be Done About Them

    Dr. Greene`s Answer: The immune system is an intricate, interconnected network designed to protect our bodies from the dangers of the world around us, especially the danger of invasion from infectious…

    White Patches of Skin
    White Patches of Skin

    Dr. Greene's Answer: Every year as the final weeks of summer come to a close, I am asked by parents on the phone, in the office, and online about white patches of skin that their children have develop…

    White Patches On A Baby’s Cheeks Could Be Pityriasis Alba
    White Patches On A Baby’s Cheeks Could Be Pityriasis Alba

    Dr. Greene's Answer: I bet your 14-month-old is adorable. White patches on the face at that age are quite common. Sounds like you've done your homework about them! Pityriasis alba (which is Latin for …

    Tinea Versicolor

    Dr. Greene's Answer: Tinea versicolor is a mild, superficial fungal infection, somewhat similar to ringworm (true ringworm can also result in white patches). Since the affected skin doesn't change col…

    Pityriasis Alba
    Pityriasis Alba

    Dr. Greene's Answer: Pityriasis alba is Latin for white, scaly patches and it is the most common cause for them in childhood. Children with this extremely common condition develop uneven, round or ova…

    Itchy Mosquito Bites
    Itchy Mosquito Bites

    Dr. Greene's Answer: When the mosquito stabs her needle-like mouthparts through the skin of her victim, she injects her saliva -- teeming with digestive enzymes and anticoagulants. The first time a pe…

    Harlequin Color Change

    Dr. Greene's Answer: Babies' blood vessels start off highly reactive and unstable. A mild change in temperature or position or mood can cause swift changes in the diameters of the blood vessels, with …

    Harlequin
    Harlequin

    Dr. Greene's Answer: I can almost imagine the scene - the intensity of labor gives way to the quiet exhilaration of those golden first moments of a baby's life. Mom and baby are gazing at each other f…

    Colds, Allergies and Sinus Infections
    Colds, Allergies and Sinus Infections

    Parents often ask me whether their children's constantly runny noses are the result of allergies, sinus infections, or of one cold after another. (more…)…

    Two boys flexing their muscles in the summer outdoors. Ringworm Look-Alikes
    Ringworm Look-Alikes

    Dr. Greene`s Answer: When ringworm is treated with an appropriate antifungal medication, such as Lotrimin, improvement is usually seen within 7 to 10 days. Treat it for at least one week following the…

    What Causes Hives?
    What Causes Hives?

    Dr. Greene's Answer: Over the last few weeks, I've received a "rash" of hives questions from across the United States. What might this cluster mean? Hives are an outward sign of a whole-body hypersens…

    Keratosis Pilaris
    Keratosis Pilaris

    Dr. Greene's Answer: Wendy, the rash you describe sounds like keratosis pilaris, a common mild condition in which the backs of the upper arms look rather like dried out, plucked chicken flesh. If this…

    What is Keratosis Pilaris?

    Dr. Greene's Answer: Keratosis pilaris is a common mild condition in which the backs of the upper arms look rather like dried out, plucked chicken flesh. Sometimes it is referred to as KP or follicula…

    Mosquito Bites
    Mosquito Bites

    Dr. Greene`s Answer: Cynthia, I now receive many questions each week from around the world. While I can't possibly answer all of them, each question does make a difference. One of the unforeseen resul…

    Ringworm Treatment
    Ringworm Treatment

    Dr. Greene`s Answer: Pearl, you sound like an awesome big sister! Your little sister is really lucky to have someone like you watching out for her and helping her to learn about her own health. Taking…

    Adorable black child. A high percentage of dark skinned children have Mongolian spots.
    What are Mongolian Spots?

    Dr. Greene's Answer: Several years ago, I met a little girl who had been taken from her parents because authorities noticed that her body, especially her buttock, was covered with large, deep bruises.…

    Henoch-Schonlein Purpura
    Henoch-Schonlein Purpura aka HSP

    Dr. Greene's Answer: No one knows what causes it. We do know that it often follows a viral respiratory infection. It seems to be some kind of allergic reaction to the virus. It has also been seen foll…

    How to Treat Scabies

    Dr. Greene's Answer: Scabies are tiny mites that commonly infest the skin. They are highly contagious. Children are the most vulnerable, but anyone can get them. Whenever a child develops intense itch…

    Accutane for Acne

    Dr. Greene's Answer: Acne is the most common and one of the most bothersome skin conditions of adolescence. Some degree of acne is nearly universal. It can appear on many parts of the body, but is usu…

    Treating Scalp Scales
    Treating Scalp Scales

    Dr. Greene's Answer: Dear Carrie, Thank you for writing. It is clear that you have little time for yourself. I am so impressed that you would take what little time you do have to use the Internet in o…