Dermatopathology

Dermpath Diagnosis

Extensive Erosions and Ulcerations on the Trunk and Extremities in a Neonate

Author:

Julia L. Accetta, MD

Saachvir Singh

Raminder K. Grover, MD

Matthew F. Helm, MD

A neonate was born with extensive erosions and ulcerations on the trunk and extremities. The eroded areas had a beefy red appearance. A biopsy...

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Practical Pearls

Glitter Effects of Nail Art on Optical Coherence Tomography

Author:

Madiha Khan, BA, OMS-IV

Moshe Y. Bressler, DO

Orit Markowitz, MD

Optical coherence tomography (OCT) is a noninvasive imaging technology that can visualize nail morphology in diseases such as psoriatic arthritis...

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Photo Challenge

Oval Brown Plaque on the Palm

Author:

Paayal S. Vora, MD

Abraham M. Korman, MD

A 43-year-old woman presented with a painful lesion on the palm of 30 years’ duration that had grown in size. Physical examination revealed an...

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Case Letter

Crusted Scabies Presenting as Erythroderma in a Patient With Iatrogenic Immunosuppression for Treatment of Granulomatosis With Polyangiitis

Author:

Brianna Olamiju, MD

Jonathan S. Leventhal, MD

Matthew D. Vesely, MD, PhD

Crusted scabies is a highly contagious, severe cutaneous ectoparasitic infection that can present atypically in the form of erythroderma.

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Case Letter

Primary Effusion Lymphoma: An Infiltrative Plaque in a Patient With HIV

Author:

Stephen J. Malachowski, MD, MS

Daren A. Diiorio, MD

Jamal Saleh, MD

Olayemi Sokumbi, MD

Extracavitary primary effusion lymphoma is an aggressive non-Hodgkin B-cell lymphoma that occurs solely in the presence of human herpesvirus 8...

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Photo Challenge

Papular Acneform Eruption With Mucositis

Author:

Daniel P. Zieman, MD

Arveen Bhasin, MD

Jason C. Sluzevich, MD

A 48-year-old man with a history of ulcerative colitis that was well-controlled with adalimumab presented with a generalized acneform eruption...

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Latest News

Expunging ‘penicillin allergy’: Your questions answered

Author:

Charles P. Vega, MD

Publish date: May 18, 2023

Great to hear the enthusiasm for testing for penicillin allergy!

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Photo Challenge

Papular Reticulated Rash

Author:

Benjamin E. Swaby, MD

Erisa Alia, MD

Michael A. Cardis, MD

An otherwise healthy 22-year-old woman presented with a painful eruption with burning and pruritus that had been slowly worsening as it spread...

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Case Letter

Miliarial Gout in an Immunocompromised Patient

Author:

Surya Patel MD

Hysem Eldik, MD

Maria Angelica Selim, MD

Rami Nayef Al-Rohil, MBBS

Matilda Nicholas, MD, PhD

Immunocompromised status may be a risk factor for miliarial gout, especially in patients with a history of gout or hyperuricemia.

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Dermpath Diagnosis

Subcutaneous Nodule on the Postauricular Neck

Author:

Kareena S. Garg, BS

Michael Cardis, MD

An otherwise healthy 56-year-old man with a family history of lymphoma presented with a raised lesion on the postauricular neck. An incisional...

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Case Letter

Collision Course of a Basal Cell Carcinoma and Apocrine Hidrocystoma on the Scalp

Author:

Kristyna L. Iyer, MD

Brandon P. Goodwin, MD

Brent C. Kelly, MD

Richard F. Wagner Jr, MD

When collision tumors are encountered during Mohs micrographic surgery, review of the initial diagnostic material is recommended.

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