Therapeutic angiographic procedures: differences in dose area product between analog image intensifier and digital flat panel detector

In plain language

In 999 peripheral therapeutic angiography procedures, a flat panel detector system recorded higher patient dose area product than an older analog image intensifier, despite shorter fluoroscopy times. Staff dose was not measured.

At a glance

Type of study: Original research, Retrospective cohort study
Who was studied: Patients
Size: n = 999 procedures
Topics: Patient dose Dose reduction techniques
Summary based on: the abstract

What it found

Therapeutic angiographic procedures performed on the flat panel detector system had significantly higher dose area product than on the analog image intensifier.
Dose-area product (DAP) increases with the flat panel detector varied by procedure type, from 31.3% for embolization to 361% for specialized interventions.
Key figures: +100.1% PTA; +39.9% PTA and stent; +187% thrombolysis; +31.3% embolization; +361% specialized interventions
Fluoroscopy times were shorter with the flat panel detector, and DAP differences persisted after standardizing for fluoroscopy duration.
DAP rose with higher body mass index (BMI), with variable effect by intervention.

Limits to keep in mind

This was a single-centre comparison of two imaging systems using patient dose area product only. No staff dose was measured, and the abstract does not report protocol settings or case-mix matching.

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How this summary was made

ORSIF prepared this summary with AI assistance from the abstract of the paper. A program then checked that the passage supporting each finding appears word for word in that source. A person has not yet reviewed each summary, so read the original before relying on a number. ORSIF summarizes research and does not endorse any product or company. Report a problem with this summary.

Prepared November 3, 2026.