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Aneurysm I: Introduction

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Updated: Jan 23, 2026

Porcine Model of Infrarenal Abdominal Aortic Aneurysm

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Published on: November 21, 2019

Giant Abdominal Aortic Aneurysm in Bone Scan

Derya Çayır¹, Mehmet Bozkurt¹, Özdeş Emer²

¹University of Health Sciences, Dışkapı Yıldırım Beyazıt Training and Research Hospital, Clinic of Nuclear Medicine, Ankara, Turkey

Molecular Imaging and Radionuclide Therapy

|June 26, 2019

Summary

Three-phase bone scintigraphy can incidentally detect abdominal aortic aneurysms (AAA). Early diagnosis of AAA via bone scan imaging is crucial for timely intervention and preventing life-threatening complications.

Keywords:

Whole body scan Tc-99m methylene diphosphonate abdominal aortic aneurysm metastases PET/CT

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Area of Science:

Nuclear Medicine
Radiology
Vascular Surgery

Background:

Abdominal aortic aneurysm (AAA) is a potentially life-threatening condition.
Early diagnosis of AAA is essential for elective surgical repair.
Incidental detection of AAA can occur during various imaging modalities.

Purpose of the Study:

To report a rare case of incidental giant AAA detection.
To highlight the utility of three-phase bone scintigraphy in identifying vascular pathologies.
To emphasize the importance of early AAA diagnosis.

Main Methods:

A case presentation of a patient with back pain undergoing three-phase bone scintigraphy.
Utilized Tc-99m methylene diphosphonate for bone scintigraphy.
Correlated findings with F-18-fluorodeoxyglucose positron emission tomography/computed tomography (CT).

Main Results:

Three-phase bone scintigraphy revealed a giant AAA alongside bone metastases.
FDG-PET/CT confirmed hypermetabolic lesions in the liver, lung, and bone.
CT component confirmed AAA diagnosis with a maximum diameter of 92 mm.

Conclusions:

The initial phases of three-phase bone scintigraphy are critical for detecting vascular abnormalities.
Incidental findings of AAA on bone scans warrant further investigation.
Prompt diagnosis and management of AAA are vital for patient outcomes.