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Arterial Vascular Imaging Glossary

100 terms total — 24 showing — Last updated 15 Sep 2026

contrast nephropathy CIN

Intermediate Technical IVT

Acute kidney injury occurring after intravascular contrast agent administration.

Showing 25–48 of 100

covered stent

Intermediate Technical IVT

Endovascular prosthesis consisting of a metallic stent framework covered with graft material.

Technical Term Full entry →

CT angiography

Intermediate Technical IVT

Non-invasive imaging technique using contrast-enhanced computed tomography to visualize blood vessels.

Technical Term Full entry →

curved planar reformation

Intermediate Technical IVT

Post-processing technique that straightens curved vessels to display their entire length in a single plane.

Technical Term Full entry →

cystic adventitial disease

Professional Technical IVT

Rare vascular condition involving mucin-filled cysts within the arterial adventitia causing external compression and ste...

Clinical Condition Full entry →

digital subtraction angiography

Advanced Technical IVT

Gold standard invasive imaging technique that removes background structures to highlight contrast-filled blood vessels.

Technical Term Full entry →

dissection flap

Intermediate Technical IVT

Torn arterial intimal layer creating a mobile tissue fragment that may obstruct blood flow.

Technical Term Full entry →

drug-eluting stent

Intermediate Technical IVT

Implantable metallic scaffold coated with antiproliferative medication to prevent restenosis.

DES
Technical Term Full entry →

DSA

Professional Technical IVT

Digital subtraction angiography technique that removes background structures to enhance vessel visualization.

Abbreviation Full entry →

duplex ultrasonography

Intermediate Technical IVT

Non-invasive imaging technique combining B-mode ultrasound with Doppler flow assessment for arterial evaluation.

Technical Term Full entry →

embolic protection device

Advanced Technical IVT

Temporary filtration or occlusion system used to prevent distal embolization during vascular interventions.

Technical Term Full entry →

endoleak

Professional Technical IVT

Persistent blood flow outside an endograft lumen but within the aneurysm sac, classified by anatomical location and flow...

Technical Term Full entry →

endothelial dysfunction

Advanced Technical IVT

Pathological alteration in endothelial cell function resulting in impaired vasodilation and increased thrombotic risk.

Technical Term Full entry →

fibromuscular dysplasia

Advanced Technical IVT

A non-atherosclerotic vascular disease causing arterial stenosis, most commonly affecting renal and carotid arteries.

FMD
Technical Term Full entry →

flow-limiting stenosis

Professional Technical IVT

Arterial narrowing severe enough to cause hemodynamically significant reduction in blood flow, typically requiring inter...

Technical Term Full entry →

flow-mediated dilation

Intermediate Technical IVT

Non-invasive ultrasound technique measuring endothelial function by assessing arterial dilation response to increased fl...

Technical Term Full entry →

flush aortogram

Professional Technical IVT

Angiographic technique using high-volume contrast injection in the aorta to visualize multiple vessel origins simultaneo...

Technical Term Full entry →

flush aortography

Intermediate Technical IVT

Non-selective contrast injection technique providing overview imaging of the aorta and major branches.

Technical Term Full entry →

fractional flow reserve

Advanced Technical IVT

Invasive hemodynamic measurement comparing maximum blood flow distal to a stenosis with theoretical maximum flow in a no...

FFR
Technical Term Full entry →

gadolinium-enhanced

Intermediate Technical IVT

MR imaging technique using gadolinium-based contrast agents to improve vascular visualization.

Technical Term Full entry →

hemodynamic assessment

Advanced Technical IVT

Evaluation of blood flow patterns and pressure gradients across vascular segments.

Technical Term Full entry →

Arterial narrowing severe enough to cause measurable reduction in blood flow and pressure gradient.

Technical Term Full entry →

interventional suite

Intermediate Technical IVT

Specialized procedural room equipped with advanced imaging and life support systems for minimally invasive vascular proc...

Document Type Full entry →

intima-media thickness

Professional Technical IVT

Ultrasound measurement of arterial wall thickness used as a marker of subclinical atherosclerosis and cardiovascular ris...

Technical Term Full entry →

intimal hyperplasia

Advanced Technical IVT

Pathological thickening of the arterial intimal layer due to smooth muscle cell proliferation and extracellular matrix d...

Pathophysiological Process Full entry →
Showing 25–48 of 100

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