Dermatopathology

Article

Eleven Years of Itching: A Case Report of Crusted Scabies

Author:

Nurdan S. Kutlu, MD

Enver Turan, MD

Asli Erdemir, MD

Crusted scabies is a rare and highly contagious form of scabies that is characterized by uncontrolled proliferation of mites in the skin,...

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Photo Challenge

Nontender Nodules on the Lower Lip

Author:

Jeffrey R. Smith, MD, MPH

Megan N. Moody, MD, MPH

A 71-year-old woman presented with multiple 3×3-mm, firm, nontender nodules of 3 years’ duration on the mucosal surface of the lower lip that...

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Case Letter

Plaques: A Rare Presentation of Acrokeratoelastoidosis

Author:

Jun-Hua Liu, MMS

Di-Qing Luo, MMS

Liang-Cai Wu, MMS

Acrokeratoelastoidosis (AKE) is a rare disease first described in 1953.

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Dermpath Diagnosis

Hailey-Hailey Disease

Author:

Chika Ohata, MD, PhD

Hailey-Hailey disease typically presents as suprabasal blisters with a perivascular and interstitial lymphocytic infiltrate. The differential...

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Article

Multicentric Primary Extramammary Paget Disease: A Toker Cell Disorder?

Author:

Pantea Hashemi, MD

Grace F. Kao, MD

Thomas Konia, MD

Toker cells are epithelial clear cells found in the areolar and nipple areas of the breast, vulvar region, and other apocrine gland–bearing areas...

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Case Letter

Disseminated Waxy Papules: A Sign of Systemic Disease

Author:

Aikaterini Patsatsi, MD

Aikaterini Kyriakou, MD, MSc

Abir Nasr, MD

Ioannis Efstratiou, MD

Dimitrios Sotiriadis, MD

Generalized lichen myxedematosus is an instructive example of skin lesions being the presenting sign of a systemic disease. The course of the...

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Article

Acquired Progressive Lymphangioma in the Inguinal Area Mimicking Giant Condyloma Acuminatum

Author:

Jian-Wei Zhu, MD, PhD

Zhong-Fa Lu, MD, PhD

Min Zheng, MD, PhD

Lymphangioma is a benign proliferation of the lymphatic vessels that accounts for approximately 4% of vascular malformations and 26% of benign...

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Article

Disseminated Verruciform Xanthoma: A Case Report

Author:

Randy Tang, MD

Sandra A. Kopp, MD

Carrie Cobb, MD

Verruciform xanthomas (VXs) are rare mucocutaneous lesions that can appear in isolation or in association with chronic inflammation, systemic...

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Dermpath Diagnosis

Giant Cell Tumor of Soft Tissue

Author:

Scott C. Bresler, MD, PhD

Karolyn A. Wanat, MD

Rosalie Elenitsas, MD

Giant cell tumors of soft tissue present as multilobulated masses in the skin or subcutaneous tissue, most commonly appearing on the trunk, upper...

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Photo Challenge

What Is Your Diagnosis? Secondary Syphilis

Author:

Kathy D. Tieu, MD

Elizabeth K. Satter, MD, MPH

A 44-year-old man who was human immunodeficiency virus positive presented with a generalized pruritic eruption of 1 week’s duration. He denied...

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Article

Multicentric Reticulohistiocytosis: Contrasting Presentations in 2 Hispanic Patients

Author:

Amanda A. Cyrulnik, MD

Karin Blecher Paz, MD

Bijal Amin, MD

Multicentric reticulohistiocytosis (MR) is a rare debilitating disease that involves the skin and joints. It most commonly affects white...

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