In CPACS ENM logs, when user "XYZ" opens a current study in ZFP, if comparison studies are also opened as part of the HP, the username (UID) for the comparison studies is listed as "ZFP". User "XYZ" is listed as the username (UID) for the current study.
In GE-ZFP-Audit logs in Event Viewer on the ZFP server, when user "XYZ" opens a current study in ZFP, if comparison studies are also opened as part of the HP, the username (ActiveParticipant UserID) for the comparison studies is listed as """". User "XYZ" is listed as the username (ActiveParticipant UserID) for the current study.
Since the correct username is not listed for the comparison studies, this can pose a HIPPA/Legal issue for the customer when reviewing who actually requested/viewed the images.