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Updated: Aug 12, 2026

Use of Electromagnetic Navigational Transthoracic Needle Aspiration (E-TTNA) for Sampling of Lung Nodules
Published on: May 23, 2015
[Analysis of 22 cases of CT-guided puncture biopsy for chest tumors]
1CT Diagnostic Centre, Taiping People's Hospital, Dongguan 523900, China.
Objective:
To evaluate the application of CT-guided puncture biopsy for diagnoses of tumorschest.
Methods:
Twenty-two patients with thoracic tumors that were not pathologically identified received CT-guided puncture biopsy for histological and cytological examination.
Results:
All biopsy procedures were successfully completed and 18 cases were identified as having malignant tumors by histological examinations, while 5 identified by cytological examinations, and definite pathological diagnoses were established in 19 cases. Pneumatothorax occurred in 2 cases and bloody sputum developed in 1 case.
Conclusion:
CT-guided puncture biopsy may provide better biopsy samples and pathological supplemented by cytological examinations improve the accuracy of diagnoses.

