Skin Malignancy – Friday Pop Quiz 7/2/2021
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.
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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.
… 
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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This healthy 2-year-old female presents with a 2-day history of the pruritic rash seen here. She had mild edema of the dorsal hands and feet and positive dermatographism on exam. All lesions were transient, lasting less than 24 hours in the same location. She was otherwise well and her parents denied any fever or systemic symptoms. What is the best diagnosis?
A. Serum sickness-like reaction … 