Friday Pop Quiz 10/23/2026
The pathology of this lesion demonstrates reticulate strands of the epidermis with clefting between the strands and the stroma. What is the diagnosis?
A. Eccrine syringofibroadenoma
B. Fibroepithelioma of Pinkus
C. Squamous cell carcinoma
D. Reticulate seborrheic keratosis
E. Tumor of the follicular infundibulim
To find out the correct answer and read the explanation, click her …
The pathology of this lesion demonstrates reticulate strands of the epidermis with clefting between the strands and the stroma. What is the diagnosis?
A. Eccrine syringofibroadenoma
B. Fibroepithelioma of Pinkus
C. Squamous cell carcinoma
D. Reticulate seborrheic keratosis
E. Tumor of the follicular infundibulim
To find out the correct answer and read the explanation, click her … 
Photodynamic therapy (PDT) involves a lot of choices for a clinician, from deciding how to prepare the skin for a photosensitizer to selecting the light source. Next Steps in Derm, in partnership with the ODAC Dermatology Conference, addresses proven strategies for PDT in this interview with ODAC Conference Co-Chair Vishal A. Patel, MD, FACMS. Watch as Dr. Patel outlines varied options for enhanci … 
A 29-year-old woman with Fitzpatrick skin type III presents with a history of recurrent erythematous plaques on her forearms after brief sun exposure, especially during the spring and early summer. She reports no systemic symptoms and no photosensitizing medications. Biopsy confirms findings consistent with polymorphous light eruption (PMLE). She wants a sunscreen that will minimize her flares … 
An otherwise healthy 50-year-old male presents with the pictured neoplasm on his trunk. Biopsy reveals melanoma, 2.3mm, ulcerated. Wide local excision and sentinel lymph node biopsy is performed, which is negative. What is the best next step?
A. Observation with skin checks q3 months and symptom-guided imaging
B. Adjuvant pembrolizumab
C. Adjuvant dabrafenib + trametinib
D. Adjuv … 
Mutations in which gene would likely be found in the neoplastic cells of this lesion?
A. PATCH
B. p53
C. Fumarate hydratase
D. CREBBP
E. p63
To find out the correct answer and read the explanation, click here.
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