Tag Archives: computed tomography coronary angiogram (CTCA)

Introduction Computed tomography coronary angiography (CTCA) is an established and validated alternative to invasive coronary angiography (ICA).1 The extent to which CTCA can replace ICA is controversial.2 The low diagnostic yield from ICA suggest there is ample scope to select patients more efficiently for investigation.3 In 2010, in the UK, the National Institute for Health and Care Excellence (NICE)4 published new guidelines for the investigation of patients with suspected coronary artery disease (CAD), which incorporated CTCA as a first-line investigation.5 In keeping with these guidelines, we ceased to use exercise testing as a primary t