Dermatology Information Center

News

Smartphone App Effectively Teaches Visual Diagnosis of Melanoma

Smartphone App Effectively Teaches Visual Diagnosis of Melanoma

A smartphone application is a more effective learning tool for accurately diagnosing melanoma compared with traditional, rule-based methods.

FDA Warns Companies Promoting Ineffective "Sunscreen Pills"

Alternative sun protection products, including pills and dietary supplements, are misleading consumers through false marketing and advertising.

Severe Atopic Eczema Tied to Higher CV Disease Risk

Risk of cardiovascular outcomes was greatest for those with the most active atopic eczema.

Opinion

Dermographism: Writing on the skin

The cause of dermographic urticaria is unknown, but appears to be related to a mast cell abnormality and is probably autoimmune in nature.

Blue skin in an elderly woman

The patient's use of minocycline was associated with patchy hyperpigmentation as a result of iron deposition in the dermal cells.

An enlarging mass on the calf

Doppler imaging resulted in a solid mass with suggestion of increased vascularity.

Features

Case Study: Mottling and Infection in an Adult

Case Study: Mottling and Infection in an Adult

A 44-year-old woman presents to her local emergency department after 5 days of persistent fever, productive cough, and worsening dyspnea on exertion.

Case Study: A gradually progressive rash after a URI

Case Study: A gradually progressive rash after a URI

A 33-year-old man presents to the emergency department for 6 small spots on his chest, arms, and legs that gradually grew in diameter after using a topical cream and cephalexin.

Derm Dx

Derm Dx: Abrupt onset of hair loss

Derm Dx: Abrupt onset of hair loss

A 63-year-old Hispanic woman presents with an abrupt onset of hair loss, first noted 6 weeks ago. Examination reveals diffuse ...

Derm Dx: A growth on the armpit

Derm Dx: A growth on the armpit

The patient is a 42-year-old man requesting removal of a growth located on his right armpit. He is moderately obese ...

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