By John C. Browning, MD, and Sylvia Hsu, MD

All articles by By John C. Browning, MD, and Sylvia Hsu, MD

Dermatology Clinic

Thick ridges and valleys found on a newly shaved scalp

By John C. Browning, MD, and Sylvia Hsu, MD

May 11, 2009

A 58-year-old African-American man was alarmed to find that his freshly shaved scalp had many “ridges and valleys.”

Dermatology Clinic

Maculopapular rash on face, trunk, and extremities

By John C. Browning, MD, and Sylvia Hsu, MD

July 6, 2007

A 45-year-old febrile woman came to the emergency department (ED) with a two-day history of hand and facial swelling (Figure 1) and a three-day history of rash (Figure 2). Laboratory findings included leukocytosis, eosinophilia (29%), and an elevated alkaline phosphatase. The patient’s thyroid-stimulating hormone (TSH) was high, and her thyroxine was low. Four weeks before…

Dermatology Clinic

Thick ridges and valleys found on a newly shaved scalp

By John C. Browning, MD, and Sylvia Hsu, MD

February 10, 2007

Distraught after breaking up with his girlfriend, a 58-year-old African-American man decided to have his head shaved. When the shaving was completed, the patient was alarmed to find that his scalp had many “ridges and valleys” and presented to the dermatology clinic for further evaluation. Physical examination revealed notable gyri and sulcilike skin folds. The…

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By John C. Browning, MD, and Sylvia Hsu, MD

All articles by By John C. Browning, MD, and Sylvia Hsu, MD

Thick ridges and valleys found on a newly shaved scalp

Maculopapular rash on face, trunk, and extremities

Thick ridges and valleys found on a newly shaved scalp

Keratotic palms paired with brittle nails