Patent ID: 11935234
Assignee: PANASONIC HOLDINGS CORPORATION
Field: Medical technology (Instruments)
Classification: CPC G  A | IPC G

Claim 20:
21. The method according to claim 20, further comprising:
generating, using the computer, groups 1 to m including different ones of the local areas 1 to n in accordance with two-dimensional distances from hila in the obtained chest X-ray image, m being a natural number greater than or equal to 2,
wherein, in the extracting, a vascular index k indicating at least one of thickness or density of at least one pulmonary blood vessel present in a group k is extracted as the vascular index, k being a natural number greater than or equal to 1 and less than or equal to m,
wherein, in the determining, whether the group k is in an abnormal state is determined on a basis of the vascular index k and a reference index k based on indices extracted, using a method used to extract the vascular index k, in advance from an area in chest X-ray images in a normal state corresponding to the group k, and
wherein, in the outputting, an image of a group h determined to be in an abnormal state and details of the abnormal state of the group h are displayed on the display, h being a natural number greater than or equal to 1 and less than or equal to m.