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. Author manuscript; available in PMC: 2020 Dec 1.
Published in final edited form as: Surg Pathol Clin. 2019 Sep 27;12(4):1007–1019. doi: 10.1016/j.path.2019.08.006

Fig. 3.

Fig. 3.

(A) Parathyroid hyperplasia is characterized by chief cell proliferation involving all 4 glands (H&E, original magnification ×200). (B) Nodules of oncocytic cells are common (H&E, original magnification ×400).