2016 High Blue Nevi

    Multiple choice question

    Cellular blue nevi often show a mutation in which gene?

    2016 King Lentiginous Melanoma

    Multiple choice question

    Images below are from a biopsy of "lentiginous melanoma"

    Which statement regarding lentiginous melanoma is correct?

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    2016 Yun Gene mutation and giant congenital nevus

    Multiple choice question

    Which gene mutation is mostly associated with giant congenital nevus?

    2016 Yun Subungual melanoma

    Multiple choice question

    Which of the following signs is clinical diagnostic clue for subungual melanoma

    2016 Yun Gene fusion and proper diagnosis

    Multiple choice question

    A 28 year-old male presented with bulky mass on his ankle.  The biopsy showed dermal tumor coposed of spindle and epithelioid cells with clear cytoplasm. Tumor cells were positive for S100 and HMB45.  Which gene fusion do you have to reveal for proper diagnosis?

    2016 Yun Gene fusion for proper diagnosis

    Multiple choice question

    A 28 year-old male presented with bulky mass on his ankle. The biopsy showed dermal tumor composed of spindle and epithelioid cells with clear cytoplasm. Tumor cells were positive for S100 and HMB45. Identification of which gene fusion would confirm the diagnosis?

    2016 Yun Vulva lesion diagnosis

    Multiple choice question

    A 45 year-old female presented with vulva lesion.  The biopsy showed junctional confluence of variable sized nests, and dermal nevoid cells. Nests were also spread along hair follicular epithelium. There was maturation with depth.  There were large cells with prominent nucleoli in upper dermal nests, but there were no mitoses. What is your best diagnosis?

    2016 Yun Diagnosis of acral melanoma

    Multiple choice question

    Which feature is most important for the diagnosis of acral melanoma rather than acral nevus?

    2016 Yun Features of Acral melanoma

    Multiple choice question

    Which dermoscopic feature is mostly suggestive of acral melanoma?

    2016 Yun mutation subtype and UV

    Multiple choice question

    Which mutation subtype is mostly associated with lack of UV signature?

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