Table 1.4

Surveillance After Carotid Artery Intervention

IndicationAppropriate Use Score (1–9)
25.
  • Baseline (within 1 month) after carotid intervention

A (8)
Asymptomatic or Stable Symptoms After Baseline Study, Surveillance Frequency During First YearAt 3 to 5 monthsAt 6 to 8 monthsAt 9 to 12 months
26.
  • Following normal ipsilateral ICA baseline study

I (2)A (7)A (7)
27.
  • Following abnormal ipsilateral ICA baseline study

U (4)A (7)U (5)
Asymptomatic or Stable Symptoms After Baseline Study, Surveillance Frequency After First YearEvery 6 monthsEvery 12 monthsEvery 24 months or greater
28.
  • Following normal ipsilateral ICA baseline study

I (2)A (7)U (5)
29.
  • Following abnormal ipsilateral ICA baseline study

U (4)A (7)U (5)

A = appropriate; I = inappropriate; ICA = internal carotid artery; U = uncertain.