RT Journal Article SR Electronic T1 Primary malignant melanoma in the oral mucosal membrane with metastasis in the cervical lymph node: MR appearance. JF American Journal of Neuroradiology JO Am. J. Neuroradiol. FD American Society of Neuroradiology SP 954 OP 955 VO 19 IS 5 A1 Uchiyama, Y A1 Murakami, S A1 Kawai, T A1 Ishida, T A1 Fuchihata, H YR 1998 UL http://www.ajnr.org/content/19/5/954.abstract AB We report a case of oral malignant melanoma with metastasis to the cervical lymph node. The MR appearance corresponded to previously reported MR characteristics of malignant melanoma in other regions. Both the primary tumor and the nodal metastasis showed high signal intensity on T1-weighted images.