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    Richard P. Usatine, MD

    Article

    Seborrheic Dermatitis

    Author:
    Candrice R. Heath, MD
    Richard P. Usatine, MD

    Seborrheic dermatitis affects patients of all ages: infants, adolescents, and adults. It is among the most common dermatologic diagnoses reported...

    • Read More

    Article

    The 30-year-old patient had multiple inflammatory lesions of the axilla

    Painful lumps in the axilla

    Author:
    Anisha Guda, MD
    Richard P. Usatine, MD

    The location of these lesions and the odorous fluid that drained from them pointed to the diagnosis. The acne on the patient’s back was another...

    • Read More

    Article

    Acne vulgaris

    Author:
    Candrice R. Heath, MD
    Richard P. Usatine, MD

    Acne is a leading dermatologic condition in individuals with skin of color in the United States.

    • Read More

    Article

    Acne vulgaris

    Acne Vulgaris

    Author:
    Candrice R. Heath, MD
    Richard P. Usatine, MD

    A 27-year-old Hispanic woman with comedonal and inflammatory acne. Erythema is prominent around the inflammatory lesions. Note the pustule on the...

    • Read More

    Article

    Elbow and forearm with violaceous, well-demarcated plaques with micaceous scale and hyperpigmented patches around the active plaques in a 58-year-old Black man

    Psoriasis

    Author:
    Candrice R. Heath, MD
    Richard P. Usatine, MD

    Psoriasis prevalence in the United States has been estimated at 3.7%.

    • Read More

    Article

    Psoriasis

    Author:
    Candrice R. Heath, MD
    Richard P. Usatine, MD

    Although individuals of all skin tones may experience the psychosocial impact of psoriasis, quality-of-life measures have been found to be worse...

    • Read More

    Article

    Violaceous, hyperpigmented, nummular plaques

    Atopic dermatitis

    Author:
    Candrice R. Heath, MD
    Richard P. Usatine, MD

    People of African descent have the highest atopic dermatitis prevalence and severity. This fact sheet outlines key clinical features in people

    • Read More

    Article

    Atopic Dermatitis

    Author:
    Candrice R. Heath, MD
    Richard P. Usatine, MD

    People of African descent have the highest atopic dermatitis prevalence and severity. This fact sheet outlines key clinical features in people...

    • Read More

    Article

    Intact tense bullae

    Generalized pruritic blisters and bullous lesions

    Author:
    Zeeshan Afzal, MD
    Richard P. Usatine, MD

    In a patient with no history of skin disease, a recent change provided a clue to his condition.

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    Article

    yellow arrows pointing in hair

    Itchy scalp with scale

    Author:
    Emily Henkel, MD
    Chirag Buch, MD
    Pavela Bambekova, MD
    Richard P. Usatine, MD

    The patient had a history of treatment for head lice, but a dermatoscopic exam revealed that lice weren’t to blame for his itchy scalp.

    • Read More

    Article

    Dermoscopy in family medicine: A primer

    Dermoscopy in family medicine: A primer

    Author:
    Richard P. Usatine, MD
    Leah K. Shama, DO
    Ashfaq A. Marghoob, MD
    Natalia Jaimes, MD

    Dermoscopy allows you to see deeper into the skin than with the naked eye. Here’s how you can make use of it to spot malignant conditions sooner...

    • Read More

    Article

    Persistent rash on feet

    Author:
    Theresa Vo, MD
    Richard P. Usatine, MD

    The diagnosis hid in the shadows until we turned on an ultraviolet light.

    • Read More

    Article

    Rash on eyebrows and periumbilical region

    Author:
    Richard P. Usatine, MD
    Sharon E. Jacob, MD

    Our 8-year-old patient had recently gotten new glasses. This helped us to uncover the cause of the plaques on her eyebrows—and abdomen.

    • Read More

    Article

    Pruritus since childhood

    Author:
    Andrea Richardson, MD, MPH
    Richard P. Usatine, MD

    The itchy rash had been previously diagnosed as psoriasis. But treatment provided minimal relief. So what was causing the itch?

    • Read More

    Video

    Dermoscopy

    Author:
    Richard P. Usatine, MD

    Watch & Learn A how-to video series

    • Read More

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