MRI shows a club-shaped intra- and extraspinal mass lesion. measured approximately 4.5 x 2 cm with a large intraspinal part of about 1.5 cm in diameter. Doiag?

(Edited)

1 Like

LikeAnswersShare

Tumor arranged in lobules/ Whorls/ Nests composed of polygonal cells having moderate cytoplasm, Prominent Macronucleoli, intranuclear inclusions, few lipoblast / signet ring like cells admixed with melanophages, psammomatous calcifications & Mild nuclear pleomorphism. No obvious mitosis/ tumor giant cells/ vascular proliferations or necrosis noted. ** Dumbbell Epithelioid Pigmented/ ? Melanotic Neoplasm with psammomatous calcifications. DDs : • Spinal Psammomatous Melanotic Schwannoma. • Pigmented Meningioma. • Pigmented Paraganglioma. • Spinal Meningeal Melanocytoma/ Malignant Melanoma.Advised IHC.

Malignant melanoma ( spectrum of naevomelanocytic neurocristopathies) d/d melanocytic meningioma

Thanks sir
0

DD Melanotic meningioma Melanotic schwannoma Adv IHC

Malignant melanoma

Thanks sir
0

Melanotic meningioma

Thanks sir
0

Psammomatous melanotic schwannoma (PMS)..........can be seen in Carney complex......

Thanks sir
0

Cordoma

Thanks sir
0

Malignant melanoma

Thanks sir
0

Malignant melanoma

Thank you sir
0

Malignant melanoma

Thank you mam
0
Load more answers

Cases that would interest you