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Increased fluoro-deoxyglucose uptake in the thyroid gland with substernal extension (PET)

Positron emission tomographic images show increased fluoro-deoxyglucose uptake in the thyroid gland with substernal extension in a 74-year-old man with diffuse follicular variant papillary thyroid cancer metastatic to the pituitary. (Source: Kırkgöz T, Gürsoy S, Acar S, et al. Genetic diagnosis of congenital hypopituitarism in Turkish patients by a target gene panel: novel pathogenic variants in GHRHR, GLI2, LHX4, and POU1F1 genes. Arch Endocrinol Metab 2023;68:e220254. Creative Commons Attribution 4.0 International [CC BY 4.0] license, creativecommons.org/licenses/by/4.0.)

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Associated Disorders

  • Craniopharyngioma
  • Diabetes insipidus
  • Diabetes mellitus
  • Direct trauma
  • Disconnected pituitary syndrome
  • Dysgerminoma
  • Empty sella syndrome
  • Hemochromatosis
  • Infiltrative diseases
  • Langerhans cell histiocytosis
  • Lymphocytic hypophysitis
  • Macroadenoma
  • Meningioma
  • Metastatic carcinoma
  • Neurosarcoidosis
  • Neurosyphilis
  • Neurotuberculosis
  • Pituitary apoplexy
  • Pituitary ischemic necrosis
  • Pituitary macroadenoma
  • Pituitary tumors
  • Polyglandular failure syndrome
  • Sheehan syndrome
  • Wegener granulomatosis