Friday Pop Quiz 11/7/2025
A 2-year-old male with recurrent flares of the pictured findings developed non-tender nodules on his bilateral thighs. What would likely establish the diagnosis?
A. Genetic testing for STAT3 and DOCK8 mutations
B. Genetic testing for SPINK5 mutations
C. Obtaining immunoglobulin E levels
D. Obtaining serum zinc levels
E. Flow cytometry to evaluate CD18 expression
To find out the …
A 2-year-old male with recurrent flares of the pictured findings developed non-tender nodules on his bilateral thighs. What would likely establish the diagnosis?
A. Genetic testing for STAT3 and DOCK8 mutations
B. Genetic testing for SPINK5 mutations
C. Obtaining immunoglobulin E levels
D. Obtaining serum zinc levels
E. Flow cytometry to evaluate CD18 expression
To find out the … 
Recent developments in the understanding of photodamage are leading dermatology clinicians to modify their approaches to photoprotection. Next Steps in Derm, in partnership with the ODAC Dermatology Conference, interviewed Dr. Amy McMichael, professor of dermatology at Wake Forest University School of Medicine. Watch as Dr. McMichael shares which patients will benefit the most from a sun protectio … 
Dr. Jacqueline Watchmaker, a fellowship-trained cosmetic dermatologist at Southwest Skin Specialists in Scottsdale, Arizona, shared practical, evidence-informed guidance on assessing and managing complications from hyaluronic acid and other injectable fillers. She emphasized that, although complications can occur with frequent injections, an injector’s skill in preventi … 
Making news this month in Women’s Health is the development of an at-home corticosteroid injection for acne flares. ClearPen contains triamcinolone acetonide and, if FDA-approved, would be the first and only at-home prescription-strength corticosteroid acne injection. The product’s developer, Indomo, says it will begin clinical trials soon, so the injections, which would require a prescription … 
What is the minimum amount of time that you would advise this woman to avoid pregnancy after completing a course of isotretinoin?
A. 1 week
B. 1 month
C. 6 months
D. 1 year
E. 3 years
To find out the correct answer and read the explanation, click here.
The image is from The Full Spectrum of Dermatology: A Diverse and Inclusive Atlas.
Brought to you by our brand partner
…