18F-FDG PET/CT metabolic variability in functioning oncocytic parathyroid adenoma with brown tumors.
Clin Nucl Med
; 39(4): 393-5, 2014 Apr.
Article
em En
| MEDLINE
| ID: mdl-24561686
ABSTRACT
A 29-year-old female patient exhibited a solitary neck mass, severe hypercalcemia, and multiple skeletal lytic lesions consistent with metastatic neoplastic disease. Fine-needle aspiration (FNA) cytology of the neck lesion indicated a follicular thyroid neoplasm. CT-guided bone biopsy was non-diagnostic. Subsequent 18F-FDG PET/CT examination demonstrated avid glucose uptake within the neck mass and diffuse bony lesions of variable metabolic activity. Repeat biopsy utilizing PET/CT guidance produced core tissue with classic histologic features of a brown tumor. Postoperative histology revealed an exclusively oncocytic parathyroid adenoma. Atypical radiotracer uptake of this rare functioning adenoma subtype is illustrated with discussion of improved procedural diagnostic yield utilizing PET/CT.
Texto completo:
1
Coleções:
01-internacional
Base de dados:
MEDLINE
Assunto principal:
Neoplasias das Paratireoides
/
Tomografia Computadorizada por Raios X
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Fluordesoxiglucose F18
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Tomografia por Emissão de Pósitrons
/
Imagem Multimodal
Tipo de estudo:
Guideline
/
Qualitative_research
Limite:
Adult
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Female
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Humans
Idioma:
En
Revista:
Clin Nucl Med
Ano de publicação:
2014
Tipo de documento:
Article