Friday Pop Quiz 4/18/2025
A 2-week-old neonate has multiple blisters and erosions on the scalp, trunk, and extremities since birth. New lesions can be induced by mild friction. A biopsy is obtained from an induced blister and demonstrates cleavage at the dermal-epidermal junction and absent type VII collagen on immunofluorescence. What is the most likely genet …
A 2-week-old neonate has multiple blisters and erosions on the scalp, trunk, and extremities since birth. New lesions can be induced by mild friction. A biopsy is obtained from an induced blister and demonstrates cleavage at the dermal-epidermal junction and absent type VII collagen on immunofluorescence. What is the most likely genet … 
What is the most likely cause of the findings shown in the image?
A. Borrellia recurrentis
B. Bartonella quintana
C. Bartonella bacilliformis
D. Borrellia burgdoferi
E. Bartonella henselae
To find out the correct answer and read the explanation, click here. … 
A 6-year-old child with a history of medulloblastoma presents for evaluation of lesions on his hands, as shown. He was previously seen for a basal cell carcinoma of the left distal forearm, which was excised. Which of the following is the most appropriate screening recommendation in this patient?
A. Abdominal ultrasound
B. Bone density scan
C. Genetic counseling
D. Hepato … 
Next Steps in Derm, in partnership with ODAC Dermatology, Aesthetic & Surgical Conference, interviewed Dr. Yasmine Kirkorian, chief of dermatology at Children’s National Hospital. When treating children, clinicians not only have the child as the patient but also the parent. Watch and learn Dr. Kirkorian’s top tips for engaging with parents of pediatric patients. Hear why she says letting …