A Rare Case of Cutaneous Metastasis From Oral Squamous Cell Carcinoma ( OSCC ) and the Possible Role of GALR2 as a Biomarker: A Case Report - Ianny Brum Reis; Milena Moraes de Carvalho; Danilo Paschoal Ferrarezi; Natalie Aparecida Rodrigues Fernandes; Camyla Rodrigues Nascimento; Álvaro Formoso Pelegrini; Aldenora Maria Ximenes Rodrigues; Alex de Freitas Porsani; Flávio Ferlin Arbex; Carlos Rossa Junior (Clinical Case Reports, 2026)