To our best knowledge, this is the ยฎrst report of a false positive misleading MIBG scan due to an accessory spleen. Our observation gives further evidence that a positive MIBG scan should not be considered necessarily pathognomonic of neuroblastic tumor, and that biopsy is essential in order to conยฎ
โฆ LIBER โฆ
False positive MIBG scan
โ Scribed by Frappaz, D.; Giammarile, F.; Thiesse, Ph.; Ranchere-Vince, D.; Louis, D.; Guibaud, L.; Souillet, G.; Combaret, V.; Schell, M.; Bergeron, C.
- Publisher
- John Wiley and Sons
- Year
- 1997
- Tongue
- English
- Weight
- 260 KB
- Volume
- 29
- Category
- Article
- ISSN
- 0098-1532
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โฆ Synopsis
The fortuitous discovery of a left posterior cervico-mediastinal mass during hospitalization for hemolytic anemia in an 18 month old baby is reported. Metaiodobenzylguanidine (MIBG) uptake suggested a sympathetic tissue origin of the mass despite negative catechol-amines excretion, but histopathologic examination revealed a juvenile capillary angioma within a normal sympathic ganglion.
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