Melanoma of the Sinonasal Tract: Value of a Septate Pattern on Precontrast T1-Weighted MR Imaging.
Yi Kyung KimJin Wook ChoiHyung-Jin KimHa Youn KimG M ParkYoung-Hyeh KoJihoon ChaSung Tae KimPublished in: AJNR. American journal of neuroradiology (2018)
A septate pattern on precontrast T1WI might be an adjunctive imaging finding for the diagnosis of sinonasal melanoma. This might be attributed histologically to an uneven distribution of melanin and hemorrhage within the tumors.