An ultrasonic diagnosis apparatus according to an embodiment includes: an image data generation section generates two-dimensional ultrasonic images of a subject； an image display processing section processes the two-dimensional ultrasonic images to generate a three-dimensional image； a mark setting section sets a mark in a region of interest of the three-dimensional image； and a controller controls to perform predetermined processing uses an information of the mark, when the space region corresponding to the mark is scanned by an ultrasonic probe in rescanning operation for the subject.
