18 July 2022
: Case report
A Case of a Rare Parathyroid Hormone (PTH)-Producing Neuroendocrine Tumor
Challenging differential diagnosis, Rare disease
Catherine Dianne Quinn1ABCDEFG*, Fihr Chaudhary2ABEF, Aron Gould-Simon3BD, Baorong Chen4BD, Harsimran Singh Bhandal5BEF, Uzair Chaudhary1ABDEGDOI: 10.12659/AJCR.935783
Am J Case Rep 2022; 23:e935783
Figure 6. There was a low mitotic index, indicating a grade I neuroendocrine tumor. The Ki-67 index was 2%. This is noted by rare cells taking up the brown stain.






