A medical image display control device visualizing a tubular tissue in volume data to perform operations comprising: path acquisition means for acquiring a path along the tissue; first range specifying means for accepting user specification of a specified range of the path; first display control means for visualizing the tissue, and for indicating the positions of relatively fixed to the window; first setting means for setting cross-sectional planes crossing the path corresponding from the positions; second display control means for visualizing each cross-sections of the tissue by the planes; second range specification means accepting a new specification of a range of the path; third display control means for visualizing the tissue, and for indicating the positions of relatively fixed to the window; second setting means for setting new planes crossing the path corresponding to the positions; and fourth display control means for visualizing each cross-sections of the tissue by the new planes.