Answer:
Removal of brain tissue via conventional surgery with a scalpel would be termed Ablation but removal of brain tissue by way of vacuum suction would be called Aspiration.
Step-by-step explanation:
Ablation brain surgery is where different methods of brain tissues to treat neurological disorders. Ablative brain surgery destroying tissues and leaving it on place it doesn't involve removing of brain tissues.
Aspiration brain surgery involves removal of brain tissue by way of vacuum suction. Simple aspiration using a CT scan method to find the abscess and drill a small hole (known as Burr hole) into the skull for drained the pus and sealed the hole.