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DW Insights & Inquiries

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A Merkel cell carcinoma growing below the eye of a man | American Academy of Dermatology (AAD).
Primary cutaneous SMARCA4-deficient cutaneous tumor

Dermatologists may rarely encounter SMARCA4-deficient undifferentiated malignant neoplasms, either as primary cutaneous tumors or as metastatic lesions.

Card image for DWII on allergen of the year 2025 showing the face of a man with a darker skin tone whose skin is showing signs of an allergic reaction | American Academy of Dermatology (AAD)
The 2025 Allergen of the Year is to dye for

Toluene-2,5-diamine sulfate (PTDS) may be an allergen but may also be used as a substitute in some patients allergic to the hair dye paraphenylene diamine.

Card image of a spider angioma on a lighter skin tone for a DWII about topical timolol treatment | American Academy of Dermatology (AAD)
Topical timolol for spider angiomas

Spider angiomas are common lesions that may be secondary to underlying conditions, notably pregnancy or chronic liver disease. Topical timolol may be a valuable option for those who prefer a nonsurgical approach to therapy.

Card image for DWII about erectile dysfunction in dermatology, showing dermatitis of the scalp | American Academy of Dermatology (AAD)
Erectile dysfunction in dermatology: A silent epidemic

Erectile dysfunction (ED) is associated with chronic inflammatory disorders, including psoriasis, seborrheic dermatitis, hidradenitis suppurativa, atopic dermatitis, and others.

Card image of digital mucous cysts for DWII | American Academy of Dermatology (AAD)
Injecting ideas (and therapies) in digital mucous cysts

Digital mucous (myxoid) cysts are often associated with osteoarthritis. Multiple therapeutic maneuvers may be utilized, but the best results remain with surgical excision.

Card image for DWII article on upus miliaris disseminatus faciei, showing an Asian woman whose face shows signs of the condition
Lupus miliaris disseminatus faciei

Lupus miliaris disseminatus faciei is an idiopathic granulomatous disorder that needs to be treated early to prevent scarring.


The mission of DW Insights & Inquiries

To improve the practice of dermatology, while being stimulating, practical, thought-provoking, and enlightening by offering critical perspectives on current dermatologic literature meant to be used in the clinic today and in the future.

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