Spindle Cell Melanoma

A morphologic variant of well differentiated liposarcoma characterized by the presence of bland spindle cells and lipoblasts within a myxoid or fibrous…

A benign circumscribed tumor composed of spindled cells, adipocytes, and collagen bundles. There is no evidence of nuclear hyperchromasia or mitotic…

Intraocular Melanoma is derived from melanocytes of the uveal tract. This tumor is the most common primary intraocular tumor in the…

A hemangioma characterized by the presence of spindle endothelial cells.

Distinguished from sarcoma by extensive CK immunoexpression and/or EM documentation of epithelial differentiation; lack of characteristic features of a specific sarcoma …

Spindle Assembly Interaction involves temporary non-covalent binding through intermolecular physical forces of attraction with the mitotic spindle that can affect spindle function…