SOP Class UID - Identifies a type/classification of DICOM image. Correlates to a modality.
Study Instance UID - Globally unique identifier for a study
Series Instance UID - Globally unique identifier for a series
SOP Instance UID - Globally unique identifier for an image
Study ID - Apteryx designation of a tenant unique identifier for a study
Series ID - Apteryx designation of a tenant unique identifier for a series
Instance ID/Image ID - Apteryx designation of a tenant unique identifier for an image