A 61-year-old man with HCC.
(a) AG of the right IPA showed communication with an inferior branch of the right pulmonary artery (arrow). TACE was performed via this artery, using an emulsion of epirubicin, Lipiodol and 1-mm Gelpart.
(b) Post-procedure CT showed Lipiodol deposition in the inferior branch of the right pulmonary artery (arrow).
(c) Unenhanced CT seven days after TACE showed Lipiodol deposition in the collapsed right lower lobe (arrow). Lipiodol had spread into the adjacent lung fields.