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Image-directed percutaneous biopsies with a biopsy gun
S H Parker1, K D Hopper, W F Yakes
1Department of Radiology, Fitzsimons Army Medical Center, Aurora, Colo.
Radiology
|June 1, 1989
Summary
A new biopsy gun simplifies core biopsies, yielding high-quality specimens with fewer complications. This method reduces patient discomfort and procedure time, making it ideal for percutaneous biopsies.
Area of Science:
- Histopathology
- Interventional Radiology
Background:
- Core tissue biopsies are preferred over needle aspirations for diagnostic accuracy.
- Manual biopsy techniques can lead to sample artifacts and increased patient discomfort.
Observation:
- A novel biopsy gun was utilized for 182 percutaneous biopsies across various anatomic sites, guided by imaging modalities.
- High-quality histopathologic specimens were obtained in 97% of cases, with diagnostic tissue secured in 92%.
Findings:
- The biopsy gun facilitated the acquisition of superior specimens, minimizing crush artifact and obscuring blood.
- Complications were infrequent, with only three significant events (one bleeding, two pneumothorax).
- Procedure time and patient discomfort were notably reduced compared to manual biopsy methods.
Implications:
- The biopsy gun offers a more efficient and less invasive approach to percutaneous tissue sampling.
- This device represents a significant advancement in obtaining diagnostic core biopsies.
- Widespread adoption of this biopsy gun is recommended for institutional percutaneous biopsy procedures.