Case Letter

Case Letter

Phacomatosis Pigmentokeratotica Associated With Raynaud Phenomenon, Segmental Nevi, Hyperhidrosis, and Scoliosis

Author:

Faliang Ren, MD

Laura Pruitt, MD

Qi Tan, MD

Dirk M. Elston, MD

Phacomatosis pigmentokeratotica (PPK) is characterized by the coexistence of speckled lentiginous nevus and nevus sebaceous.

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Case Letter

Urticarial Vasculitis Successfully Treated With Omalizumab

Author:

Aylin Türel Ermertcan, MD

Ayşe Aktaş, MD

Ferdi Öztürk, MD

Peyker Temiz, MD

Omalizumab is an effective urticaria treatment and also can be an alternative treatment choice in resistant urticarial vasculitis.

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Case Letter

Bullous Pemphigoid Triggered by Liraglutide

Author:

Mary-Katharine Collins, MD

Sonal Choudhary, MD

Jonhan Ho, MD

Yuri L. Bunimovich, MD, PhD

Liraglutide and dipeptidyl peptidase 4 inhibitors, medications used in the treatment of diabetes mellitus, may be linked to the development of...

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Case Letter

Exuberant Lymphomatoid Papulosis of the Head and Upper Trunk

Author:

Stephen Hemperly, DO

Nektarios Lountzis, MD

Stephen M. Purcell, DO

Lymphomatoid papulosis is an indolent cutaneous lymphoma; however, it is associated with the potential development of a second hematologic...

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Case Letter

Home Treatment of Presumed Melanocytic Nevus With Frankincense

Author:

Davida Kornreich, MD

Nazanin Saedi, MD

Many patients seek natural methods of home mole removal online, including topical application of essential oils such as frankincense.

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Case Letter

Fatal Case of Levamisole-Induced Vasculopathy in a Cocaine User

Author:

Rachel L. Giesey, DO

Stephen C. Cahill, DO

Harry L. Winfield, MD

Presentation of a purpuric vasculitis, with or without associated neutropenia and positive autoantibodies, should prompt the consideration of...

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Case Letter

Genital Primary Herpetic Infection With Concurrent Hepatitis in an Infant

Author:

Jae Woo Ahn, MD

Jung Woo Lee, MD

Hae Jun Song, MD, PhD

Chil Hwan Oh, MD, PhD

Jiehyun Jeon, MD, PhD

The authors report a rare case of genital primary herpetic infection with concurrent hepatitis in an infant.

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Case Letter

Erythema Multiforme–like Dermatitis Due to Isoniazid Hypersensitivity in a Patient With Psoriasis 

Author:

Ayşe Baççıoğlu, MD

Ayşe Anıl Karabulut, MD

Ayşe Füsun Kalpaklıoğlu, MD

Hypersensitivity skin reactions to antituberculosis (TB) drugs are on the rise due to the increasing use of anti–tumor necrosis factor α....

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Case Letter

Tinea Incognito Mimicking Pustular Psoriasis in a Patient With Psoriasis and Cushing Syndrome

Author:

Gerhard Eichhoff, MD, PhD

Pustular tinea incognito is a differential diagnosis of pustular psoriasis that can mimic tumor necrosis factor inhibitor treatment failure in...

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Case Letter

Squamous Cell Carcinoma in Hidradenitis Suppurativa Lesions Following Tumor Necrosis Factor α Inhibitors

Author:

Shaun D. Cooper, MD

Molly C.E. Cowdrey, MD

Konstantinos D. Linos, MD

Joel A. Lefferts, PhD

Katherina K. Basic, MD

Consider biopsy of representative lesions in men older than 20 years with moderate to severe disease of the groin and/or buttocks prior to...

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Case Letter

Dupilumab for the Treatment of Lichen Planus

Author:

Bobak T. Pousti, MD, MBA

Annie Jin, MD

Lindsay Sklovar, MD

Kevin T. Savage, MD

Lisa L. Zhai, BS

Nicholas K. Mollanazar, MD, MBA

Candrice R. Heath, MD

Lichen planus (LP) is an inflammatory mucocutaneous disorder that can present across various regions of the body with pruritic, purple, polygonal...

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