Provided is a medical image diagnostic apparatus, including: a collection unit for collecting data by performing irradiation of X-rays to a body part of a subject who is moving a joint a processing unit for processing the collected data to form a plurality of internal images indicating the body part of the subject an input unit for inputting occurrence information indicating a biological reaction that accompanies movement of the joint a display control unit for displaying information on a display unit and a control unit for controlling at least one of the collection unit, the processing unit, and the display control unit based on the input occurrence information.