Pediatric Rash – Friday Pop Quiz 7/9/2021
A 4-month-old African-American male presents for the rash shown. The rash has been present for the past two months. The mother describes that the baby tends to be bothered by this rash and can be seen trying to rub his feet together. Which of the following tests should be performed next?
A. KOH
B. Mineral oil prep
C. Skin biopsy
D. Bacterial culture
E. Fungal culture
To find o …
A 4-month-old African-American male presents for the rash shown. The rash has been present for the past two months. The mother describes that the baby tends to be bothered by this rash and can be seen trying to rub his feet together. Which of the following tests should be performed next?
A. KOH
B. Mineral oil prep
C. Skin biopsy
D. Bacterial culture
E. Fungal culture
To find o … Continue reading "Pediatric Rash – Friday Pop Quiz 7/9/2021"
What malignancy does the histology of this condition mimic?
A. SCC
B. CTCL
C. BCC
D. Merkel Cell
E. Sebaceous carcinoma
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What should this patient be evaluated for?
A. Deafness
B. Cataracts
C. Neurocutaneous melanosis
D. Limb length discrepancy
E. Brachydactyly
To find out the correct answer and read the explanation, click here.
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The dermatologist on call is requested to visit the NICU to evaluate an infant born 12 hours earlier with a disseminated rash. Two punch biopsies are performed and a c-KIT positive infiltrate is noted in the dermis of each sample. What is the most likely diagnosis?
A. T cell lymphoma
B. Mastocytosis
C. Syphilis, congenital
D. B cell lymphoma
E. Neuroblastoma
To find out the co … 
This patient presented for a different lesion but you see this during your exam and perform a biopsy. If the pigmented lesion seen here is 0.9mm deep, what is the recommended margin for excision?
A. <0.5cm
B. 0.5cm
C. 1.0cm
D. 2.0cm
E. >2.0cm
To find out the correct answer and read the explanation, click here.
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