A. Cytoplasmic positivity for cytokeratin without significant reactivity for any other markers
B. Diffuse strong positivity for synaptophysin and INSM1
C. Loss of nuclear INI1 expression
D. Speckled nuclear positivity for NUT1
Answer linked in the comments.
A. Cytoplasmic positivity for cytokeratin without significant reactivity for any other markers
B. Diffuse strong positivity for synaptophysin and INSM1
C. Loss of nuclear INI1 expression
D. Speckled nuclear positivity for NUT1
Answer linked in the comments.