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Hoffmann, R. A wiki for the life sciences where authorship matters. Nature Genetics (2008)

"Halo" sign on indium-111 leukocyte scan in gangrenous cholecystitis.

A 56-year-old man with a long history of Crohn's disease was evaluated by In-111 labeled leukocyte scanning. A "halo" of leukocyte activity was seen around the gallbladder fossa. A gangrenous gallbladder was removed at surgery.[1]


  1. "Halo" sign on indium-111 leukocyte scan in gangrenous cholecystitis. Bauman, J.M., Boykin, M., Hartshorne, M.F., Cawthon, M.A., Landry, A.J. Clinical nuclear medicine. (1986) [Pubmed]
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