
pmid: 28033220
Retinal hemangioblastomas are highly vascular benign tumors that can be encountered either sporadically or within the von Hippel-Lindau (VHL) syndrome. We report a case of a VHL patient with retinal hemangioblastoma who underwent PET/CT scans using F-FDG and Ga-DOTATATE. The tumor showed low-level F-FDG and increased Ga-DOTATATE activity, suggesting cell-surface overexpression of somatostatin receptors. The presented case indicates the clinical applications of somatostatin receptor imaging with Ga-DOTA-conjugated peptides in detection and follow-up of VHL manifestations, screening of asymptomatic gene carriers, and in diagnosis of sporadic retinal hemangioblastomas, which may have similar features on MRI with other retinal tumors.
Adult, Male, Retinal Neoplasms/diagnostic imaging/metabolism, von Hippel-Lindau Disease, Retinal Neoplasms, Gallium Radioisotopes, von Hippel-Lindau Disease/diagnostic imaging/genetics/metabolism, Hemangioblastoma/diagnostic imaging/metabolism, Magnetic Resonance Imaging, Receptors, Somatostatin/metabolism, Hemangioblastoma, Fluorodeoxyglucose F18, Positron Emission Tomography Computed Tomography, 617, Organometallic Compounds, Humans, Receptors, Somatostatin, Radiopharmaceuticals, ddc: ddc:617
Adult, Male, Retinal Neoplasms/diagnostic imaging/metabolism, von Hippel-Lindau Disease, Retinal Neoplasms, Gallium Radioisotopes, von Hippel-Lindau Disease/diagnostic imaging/genetics/metabolism, Hemangioblastoma/diagnostic imaging/metabolism, Magnetic Resonance Imaging, Receptors, Somatostatin/metabolism, Hemangioblastoma, Fluorodeoxyglucose F18, Positron Emission Tomography Computed Tomography, 617, Organometallic Compounds, Humans, Receptors, Somatostatin, Radiopharmaceuticals, ddc: ddc:617
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