Other Contraindications are bleeding abnormalities, elevated prothrombin or partial thromboplastin times, low platelet count.
Informed consent is obtained from the patient.
The patient is placed on a clear liquid diet or NPO 4 hours before the procedure. An intravenous line is begun before the procedure to facilitate the administration of any medications or sedation required during the procedure. Vital signs should be obtained per radiologist order. During this time, the patient should be closely observed for any evidence of internal or external bleeding. If biopsy has involved the thoracic region, the patient should be observed for any signs of a pneumothorax or hemothorax.