AMA CPT® Assistant - 2008 Issue 7 (July)

Implantable Ventricular Catheter Reservoir (July 2008)

July 2008 page 4 Coding Communication:Implantable Ventricular Catheter Reservoir The implantable ventricular catheter reservoir (eg, Ommaya reservoir) is used to treat malignant brain tumors, drain the buildup of ventricular fluid, measure the presence of cerebrospinal fluid (CSF), and obtain samples for testing. CSF surrounds the brain and spinal cord. An implantable ventricular catheter reservoir can be used to administer medications directly into the CSF because IV medications cannot reach that area. The ventricular catheter reservoir is a port or domelike device with a small catheter attached, which is placed surgically under the scalp. The catheter goes through a small...

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CPT® Assistant content is the official source for CPT® coding guidance. It is an instrumental tool when appealing insurance denials and validating coding to auditors. Monthly issues and an extensive archive provide comprehensive guidance on proper CPT® coding for past, present and upcoming code set releases. Archives date back to 1990 for historical use of codes, changes, rationales, coding tips and trends in the industry.

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