A simple device for contrast injection of a cutaneous fistula.
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Biomedical subjects
Publications and source records attributed to J F Weigen.
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Needle aspiration biopsy of localized pulmonary lesions is a direct, safe, relatively inexpensive method of diagnosis which is applicable for both in-patients and out-patients. It should be performed under direct visualization with image amplifier guidance. Proper application of this method can greatly increase diagnostic yield, diminish the diagnostic interval and expense and minimize the risks involved.
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