OCAD MSK

History

50 yo male eval appendix

Figure 1 for case Schwannoma ( RID4473 ) — Figure 1

Figure 2 for case Schwannoma ( RID4473 ) — Figure 2

Figure 3 for case Schwannoma ( RID4473 ) — Figure 3

Figure 4 for case Schwannoma ( RID4473 ) — Figure 4

Discussion

Ancient schwannoma: rare, schwannoma variant, slow growing neoplasm. Antony A area: hypercellular, spindle cells. Antony B area: hypocellular, less organised, myxoid, high water contents “ancient” : group of neural tumors showing degenerative change, diffuse hypocellular areas- mimic malignant tumor focal accumulation of hyaline material, calcifications, cystic necrosis, hemorrhage, fatty degeneration

Diagnosis

Schwannoma ( RID4473 )

Kyung Jin Suh, MD PhD

Courtesy

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