Photo Challenge

Thick Plaques on the Foot

Author:

Edward C. Monk, MD

Eve J. Lowenstein, MD, PhD

A 60-year-old man presented to the dermatology clinic with 2 thick plaques on the top of the left foot of at least 5 years’ duration with no...

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Photo Challenge

What Is Your Diagnosis? Old World Leishmaniasis

Author:

Ryan M. Hegg, MD

Theodore J. Alkousakis, MD

Brian L. Swick, MD

A 22-year-old man who was an army veteran presented with a persistent, tender, ulcerated plaque on the right bicep of 4 months’ duration.

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Photo Challenge

Verrucous Nodule on the Upper Lip

Author:

Arielle R. Nagler, MD

Brian S. Kim, MD

Rachel H. Gormley, MD

A 62-year-old black man presented to a dermatologist in the northeastern United States with a verrucous nontender nodule on the upper lip after...

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Case Letter

Woronoff Ring Associated With Adalimumab Therapy for Psoriasis

Author:

Kelly K. Park, MD

James W. Swan, MD

David Eilers, MD

In 1926, Woronoff first described a hypopigmented ring surrounding psoriatic plaques during UV treatment.

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Case Letter

A Prolonged Incubation Period in Zosteriform Leishmania panamensis

Author:

Amanda Gogol-Tagliaferro, DO

David Swender, DO

Leah Chernin, DO

Leishmaniasis is a vector-borne disease caused by protozoan parasites from the genus Leishmania. Disease capabilities arise when sand flies...

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Case Letter

Lucio Phenomenon

Author:

Varadraj V. Pai, MD

Sharatchandra Athanikar, MD

Lucio phenomenon is a type of reaction that occurs in a diffuse non-nodular form of lepromatous leprosy, which is chiefly encountered in Mexico....

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Commentary

Onychomycosis: Current and Future Therapies

Author:

Shari Lipner, MD, PhD

Richard K. Scher, MD

Onychomycosis, a fungal infection of the nail plate by dermatophytes, yeasts, and nondermatophyte molds, is common in the United States with a...

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Product Review

Product News: 02 2014

This month's featured products include the cross-linking polymer film technology Strateris, which will be featured at the 72nd Annual Meeting of...

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For Residents

Learning From a Leader: An Interview With Dirk M. Elston, MD

Author:

Roman Bronfenbrener, MD

As residents, we all owe at least some of our knowledge base to the teachings of Dirk M. Elston, MD. I recently sat down with Dr. Elston to find...

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Article

Primary Localized Cutaneous Nodular Amyloidosis of the Feet: A Case Report and Review of the Literature

Author:

Simon A. Ritchie, MD

Thomas Beachkofsky, MD

Stephan Schreml, MD

Primary localized cutaneous nodular amyloidosis (PLCNA) is a rare disorder that manifests as the cutaneous formation of nodules composed of light-...

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Article

Circumscribed Acral Hypokeratosis: A Report of 2 Cases and a Brief Review of the Literature

Author:

Emel Erkek, MD

Emel Dikicioğlu çetin, MD

Engin Sezer, MD

Circumscribed acral hypokeratosis (CAH) is characterized by solitary or multiple circular, depressed, slightly erythematous patches on the palms...

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Article

Dermatologic Complications From Levamisole-Contaminated Cocaine: A Case Report and Review of the Literature

Author:

Erich M. Gaertner, MD

Stephen A. Switlyk, MD

Levamisole is a veterinary anthelmintic drug with immunomodulatory properties in humans. It has become increasingly common as a contaminant in...

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Article

Fever, Eosinophilia, and Death: A Case of Minocycline Hypersensitivity

Author:

Peggy A. Wu, MD

Milan J. Anadkat, MD

Minocycline (MCN) is a member of the tetracycline family that is commonly used to treat dermatologic conditions such as acne and perioral...

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Article

Double-Positive CD4⁺CD8⁺ Sézary Syndrome: An Unusual Phenotype With an Aggressive Clinical Course

Author:

Raymond Wu, MD

Jonathan H. Zippin, MD

Cynthia Magro, MD

Sézary syndrome (SS) is a rare, aggressive form of cutaneous T-cell lymphoma. When patients die from SS, it frequently is due to the sequela of...

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