The difference between ball method and ball column method

Shadow ball method is suitable for local protruding parts. Ball column rule is more suitable for displaying large-scale and evenly distributed parts.

1. shadow ball method inspection: put the spherical area on the inspected part, and the tissue in the sphere will be completely recorded. The tissue information in the sphere plays an important role in the size and location of the lesion. Its advantage is high imaging accuracy and can show the details of the lesion.

2. Ball-column method: The column-shaped area is placed at the site to be examined, and the tissue information in the column is recorded, which can be used to judge the tissue situation at different levels and display the pathological information at different levels more intuitively.

Inspection ball and ball column are digital photography terms and are one of the medical imaging diagnosis methods. Compared with traditional film photography technology, digital photography technology has the advantages of fast imaging speed, high image quality and easy storage and transmission.