====== Pituitary tumor classification ====== see [[The 2022 World Health Organization classification of tumors of the pituitary gland]] see [[Pituitary neuroendocrine tumor]] {{rss>https://pubmed.ncbi.nlm.nih.gov/rss/search/1BYJ_3OKYOAbe5p9P09t1KKQ3I_JLu-5NYZmOQjyKnIl8z-wjQ/?limit=15&utm_campaign=pubmed-2&fc=20221210144929}} ===== Past Classifications ===== see [[The 2017 World Health Organization classification of tumors of the pituitary gland]] The 2004 World Health Organization (WHO) classification of pituitary tumors. The 2004 edition of the World Heath Organization (WHO) text ‘‘Histological typing of endocrine tumors’’ reflects the progress that has been achieved since the previous edition of 2000. see also [[Pituitary incidentaloma]]. see also [[Posterior pituitary tumor]]. Aggressive [[pituitary neuroendocrine tumor]]s (APT) account for 10% of [[pituitary tumor]]s.