Somatostatin-receptor positive brain stem glioma visualized by octreoscan. Pichler R, Pichler J, Mustafa H, Nussbaumer K, Zaunmüller T, Topakian R. Letter 2007; 28(3): 250-251 PubMed PMID: 17627256 Keywords: Adult, Brain Stem Neoplasms:diagnostic imaging, Female, Glioma:diagnostic imaging, Humans, Indium Radioisotopes, Receptors, Somatostatin:analysis, Somatostatin:analogs & derivatives, Tomography, Emission-Computed, Single-Photon,. Citation : In diffuse brainstem gliomas often surgical biopsies cannot be obtained. The diagnosis relies upon imaging criteria, first line being MR..... Read abstract Full text PDF