Dermatopathology

Photo Challenge

Scaly Annular and Concentric Plaques

Author:

Jason G. Mathis, MD

Glynis Scott, MD

Lindsey Dolohanty, MD

A healthy 23-year-old man presented for evaluation of an enlarging annular pruritic rash of 1.5 years' duration. Treatment with ciclopirox cream 0...

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Case Letter

Idiopathic Eruptive Macular Pigmentation With Papillomatosis

Author:

Daniel Grabell, MD, MBA

David Milgraum, MD

Srividya Naganathan, MD

Sandy Milgraum, MD

A 13-year-old white adolescent girl presented with asymptomatic discrete hyperpigmented papules on the chest, back, arms, and upper legs of 7...

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Case Letter

Sweet Syndrome With Aseptic Splenic Abscesses and Multiple Myeloma

Author:

Elizabeth Sutton, MD

Rachel Groff, MD

Leigh M. Sutton, MD

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Dermpath Diagnosis

Red-Brown Patches in the Groin

Author:

Dong Chen, MD, PhD

Tammie C. Ferringer, MD

A 66-year-old man presented with reddish arciform patches in the inguinal area.

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Case Letter

Beltlike Lichen Planus Pigmentosus Complicated With Focal Amyloidosis

Author:

Qing-li Gong, MD

Jie Sun, MD

Gao-zhong Ding, MD

Zhong-lan Su, MD, PhD

Yan Lu, MD, PhD

A 68-year-old man presented with slightly itchy macules on the waist and abdomen of approximately 2 years’ duration. He reported that the initial...

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Case Letter

Acute Generalized Exanthematous Pustulosis Caused by Pantoprazole

Author:

Bruno Schmitz, MD

Timothy Sorrells, MD

Jonathan S. Glass, MD

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Case Letter

Interstitial Granulomatous Dermatitis and Palisaded Neutrophilic Granulomatous Dermatitis

Author:

Taryn Huizenga, MD

Jessica A. Kado, MD

Brenda Pellicane, MD

Judy Borovicka, MD

Darius R. Mehregan, MD

David A. Mehregan, MD

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Case Letter

Solitary Angiokeratoma of the Vulva Mimicking Malignant Melanoma

Author:

Yuval Ramot, MD, MSc

Tamar Tetro, MD

Leonidas Soteriou, MD

Victoria Doviner, MD

Alexander Maly, MD

Abraham Zlotogorski, MD

Angiokeratoma is a benign vascular tumor characterized by several dilated vessels in the superficial dermis accompanied by epidermal hyperplasia...

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Photo Challenge

Progressive Widespread Telangiectasias

Author:

Mallory S. Abate, MD

Sara Shalin, MD, PhD

A 55-year-old woman presented for evaluation of widespread asymptomatic telangiectasias of several years' duration that first appeared on the legs...

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For Residents

Perianal Extramammary Paget Disease Treated With Topical Imiquimod and Oral Cimetidine

Author:

Jayla Gray, MD

Arielle Gray, BS

James Swan, MD

Joshua Eberhardt, MD

Kumaran Mudaliar, MD

Rebecca Tung, MD

Extramammary Paget disease (EMPD) is a rare intraepithelial adenocarcinoma. The current mainstay of treatment is wide local excision. We present...

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