Atypical teratoid rhabdoid tumor CT scan

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Editor-In-Chief: C. Michael Gibson, M.S., M.D. [1]Associate Editor(s)-in-Chief: Sujit Routray, M.D. [2]Sabawoon Mirwais, M.B.B.S, M.D.[3]

Overview

Head CT scan is helpful in the diagnosis of atypical teratoid rhabdoid tumor. On head CT scan, atypical teratoid rhabdoid tumor is characterized by an isodense, calcified mass with heterogeneous enhancement. There may also be associated findings of obstructive hydrocephalus.

CT scan

• Head CT scan is helpful in the diagnosis of atypical teratoid rhabdoid tumor.
• On head CT scan, atypical teratoid rhabdoid tumor is characterized by:

• Isodense mass
• Heterogeneous enhancement
• Calcification
• Associated obstructive hydrocephalus

Images

CT image showing atypical teratoid rhabdoid tumor (arrows). Source: Case courtesy of A.Prof Frank Gaillard, Radiopaedia.org, rID: 6073