Portal cholangiopathy secondary to cavernomatous transformation of the portal vein. Case report Karla J. Arroyo García; Luis A. Esquivel-Pacheco; Alexis V. Hinostroza-Pezo; Adolfo Gamiño-Morfín; Alejandro D. Mendoza-Rea; Luis R. Alvarez-Martín; Carlos A. Galvan-Castro;