Partial Anterior Circulation Stroke Syndrome (PACS) refers to the symptoms of a patient who clinically appears to have suffered from a partial anterior circulation infarct, but who has not yet had any diagnostic imaging (e.g. CT Scan) to confirm the diagnosis.
It can cause some (but not all) of the following symptoms:
If all of the above symptoms are present, a Total Anterior Circulation Infarct is more likely.
For more information, see stroke.