You have accidentally created a new patient on Thalamos, A patient with an already existing patient pagerecord was created.
One patient is named Patient A, the other named Patient B. You need to merge Patient A into Patient B was created in error.
Open the patient page of the patient you would like to merge
...
the patient into
Click ‘Action‘ on the patient banner for Patient B.
Click ‘Merge Patient‘
You will see a warning banner
‘Please choose your reasoning for merging the patient.
Select the patient
Click ‘Merge’
Click ‘confirm’
...