Latsoa ho fana ka phapang e nepahetseng, e nang le khatello e phahameng ka ente ea rona ea CT dual head. E etselitsoe angiography le litšoantšo tse tsoetseng pele, ente ena ea othomathike ea likanale tse peli e netefatsa polokeho, katleho le liphetho tse tsitsitseng—e loketse mafapha a sejoale-joale a radiology a batlang ts'ebetso e tšepahalang.