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Visualization of pulmonary arteriovenous malformation by three dimensional computed tomography: a case report
Takashi Kinoshita1, Rumi Gohara, Takeharu Koga
1Department of Medicine, Kurume University School of Medicine, 67 Asahi-machi, Kurume 830-0011, Japan.
The Kurume Medical Journal
|February 11, 2004
Summary
Pulmonary arteriovenous malformation (PAVM) is a lung vascular anomaly. Three-dimensional CT (3D-CT) effectively diagnosed PAVM in an asymptomatic patient, avoiding invasive angiography.
Area of Science:
- Cardiovascular medicine
- Radiology
- Pulmonary medicine
Background:
- Pulmonary arteriovenous malformations (PAVMs) represent abnormal connections between pulmonary arteries and veins.
- Early diagnosis is crucial for managing PAVM complications.
- Conventional imaging may not always provide definitive diagnosis.
Observation:
- A 60-year-old female presented with an incidental finding of a round opacity on chest X-ray.
- Computed tomography (CT) revealed nodules linked to enlarged vessels, raising suspicion for PAVM.
- The patient was asymptomatic, highlighting the importance of incidental findings.
Findings:
- Spiral CT with three-dimensional reconstruction (3D-CT) clearly visualized the PAVM.
- 3D-CT provided detailed anatomical information of the vascular anomaly.
- Invasive procedures like angiography were successfully avoided due to the clarity of 3D-CT findings.
Implications:
- 3D-CT is a highly effective non-invasive imaging modality for diagnosing PAVM.
- This technique enhances diagnostic accuracy and patient safety by reducing the need for invasive procedures.
- 3D-CT should be considered a primary diagnostic tool for suspected PAVM.