Angiography

A short course of inorganic dietary nitrate reduced contrast-induced kidney injury in high-risk patients with non-ST segment elevation ACS referred for invasive coronary angiography, researchers reported.

A virtual PCI road mapping tool could increase procedural safety vs. conventional angiography by reducing contrast volume and the number of angiograms necessary, a speaker reported.

Comparing clinical outcomes between intravascular imaging-guided vs. angiography-guided PCI in complex lesions.

A deep neural network demonstrated good discrimination of reduced left ventricular ejection fraction using angiogram videos compared with transthoracic echocardiogram, researchers reported.

NEW ORLEANS — Intravascular imaging-guided PCI was associated with lower risk for target vessel failure vs. angiography-guided PCI for the treatment of complex coronary artery lesions, a speaker reported.

In patients with ischemia and no obstructive coronary arteries, known as INOCA, the level of nonobstructive coronary stenosis does not affect the prognostic impact of coronary microvascular dysfunction, researchers reported.

Risk of adverse kidney outcomes after angiography with IV fluid volumes of at least 1L administered in a period of 6 hours was similar to that found for higher volumes with fluid administration durations longer than 6 hours, research shows.

Use of OCT angiography to detect macular changes in patients with diabetes may aid in the early diagnosis, treatment and follow-up care for diabetic retinopathy, according to a study published in BMC Ophthalmology.

BOSTON — Quantitative flow ratio-guided decision-making improved outcomes in patients with angina or recent MI vs. a standard angiography-guided strategy, regardless of whether preplanned PCI was performed or not, a speaker reported.

In a meta-analysis of seven trials of patients who had coronary angiography with or without PCI, those who had transradial access had lower 30-day rates of mortality and major bleeding compared with those who had transfemoral access.