Patent ID: 7359541

Claim:
A radiation image processing apparatus for conducting an image processing for radiation image data of a radiographed body part, the apparatus comprising: an object region extracting section that receives a set of two-dimensionally-arranged radiation image data including the radiation image data of the radiographed body part and extracts an object region formed by the radiation image data of the radiographed body part from the set of two-dimensionally-arranged radiation image data; a contour recognizing section having contour type classification criteria data for each of a plurality of predetermined-different contour types including a square type, a rectangular type and a barrel type in correspondence to a plurality of different kinds of body parts including a chest, an abdomen and a leg, wherein the contour recognizing section recognizes a contour of the extracted object region, and determines to which one of the plurality of different contour types the recognized contour belongs based on the data of contour type classification criteria, and an image processing section having a plurality of different image processing conditions, which selects one of the plurality of different image processing conditions in accordance with the determined one of the plurality of different contour types and conducts the image processing for the radiation image data of the radiographed body part based on the selected one of the plurality of different image processing conditions.