Looking beyond the thyroid: advances in the understanding of pheochromocytoma and hyperparathyroidism phenotypes in MEN2 and of non-MEN2 familial forms

  1. Frederic Castinetti4
  1. 1Department of Endocrine Surgery, Aix Marseille University, Assistance Publique Hopitaux de Marseille, La Conception Hospital, Marseille, France
  2. 2Department of Molecular Biology, Aix Marseille University, CNRS UMR 7286, Assistance Publique Hopitaux de Marseille, La Conception Hospital, Marseille, France
  3. 3Department of Nuclear Medicine, Aix Marseille University, Assistance Publique Hopitaux de Marseille, La Timone Hospital, Marseille, France
  4. 4Department of Endocrinology, Aix Marseille University, CNRS UMR7286, Assistance Publique Hopitaux de Marseille, La Conception Hospital, Marseille, France
  5. 5Endocrine Division, Department of Medicine, Centre hospitalier de l’Université de Montréal, Montreal, Quebec, Canada
  1. Correspondence should be addressed to F Castinetti: frederic.castinetti{at}ap-hm.fr
  1. Figure 1

    Simplified overview of main genes and pathways involved in PHEO/PGL. Blue boxes, tumor suppressor genes involved in hereditary PHEO/PGL; red boxes, proto-oncogenes involved in hereditary PHEO/PGL; black arrows, simplified Krebs cycle; orange arrows, inhibition effect; dotted arrows, not well-established mechanism; green arrows, stimulating effect. AKT, RAC-alpha serine/threonine-protein kinase; ERK/MAPK1, mitogen-activated protein kinase 1; FH, fumarate hydratase; HIF1α, hypoxia-inducible factor 1 alpha subunit; HIF1β, hypoxia-inducible factor 1 beta subunit; HIF2α/EPAS1, endothelial PAS domain protein 1; IDH, isocitrate dehydrogenase; MAPK pathway, mitogen-activated protein kinase pathway; MAX, MYC-associated factor X; MDH2, malate dehydrogenase 2; mTOR, mammalian target of rapamycin; MYC, MYC proto-oncogene; NF1, neurofibromin 1; PHD/EGLN 1, 2, 3, prolyl hydroxylase domain protein/egl-9 family hypoxia-inducible factor 1, 2, 3; PI3K, phosphatidyIinositol-4,5-bisphosphate 3-kinase; RAS, rat aarcoma oncogene; RET, rearranged during transfection proto-oncogene; SDH, succinate dehydrogenase complex; TMEM127, transmembrane protein 127; VHL, Von Hippel-Lindau tumor suppressor. Data from Dahlia (2014).

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