NK/T cell lymphoma, nasal-type (rare, rapidly evolving, mutilating, and highly lethal lymphoid neoplasm): a case report oleh Laura Nunes Lopes, Roberta Akeme de Oliveira Sato, Clóvis Antônio Lopes Pinto, Juliana Arêas de Souza Lima Beltrame Ferreira, Célia Antônia Xavier de Moraes Alves