Which studies are performed in the workup of primitive neuroectodermal tumors (PNETs)?

Updated: Feb 07, 2019
  • Author: Carlo P Honrado, MD, FACS; Chief Editor: Arlen D Meyers, MD, MBA  more...
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Tissue biopsy with cytogenetic and immunohistochemical studies is paramount in diagnosing peripheral primitive neuroectodermal tumors (pPNETs). Radiologic studies such as computed tomography (CT) scanning and magnetic resonance imaging (MRI) are essential in determining the limits of tumor involvement and ruling out metastatic disease.

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