Cutaneous Seeding of Pancreatic Cancer by Skinny-Needle Aspiration Biopsy

From the Vincent T. Lombardi Cancer Center, Georgetown University Hospital (Drs Smith, Macdonald, and Schein), and the Division of Radiation Oncology, George Washington University, Washington, DC (Dr Ornitz). Dr Macdonald is now with the National Cancer Institute, Bethesda, Md.