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
To find out the correct answer and read the explanation, click here.
Brought to you by our brand partner Derm In-Review. A product of SanovaWorks.
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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.
Brought to you by our brand partner Derm In-Review. A product of SanovaWorks.
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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 … 
On this Mnemonic Monday, we challenge you to remember stains for Mast cells.
"GIMME TO YOUR LEDER"
Giemsa
Toluidine blue
Leder
Remember "rub me and take me to your Leder" as a mnemonic to remember that Leder stain still works after Darier's sign is induced (after de-granulation of mast cells). Side note: Not all stains are included here. Ex: tryptase and c-kit would also stain mast … 