PTH negative adrenocortical carcinoma.
PTH negative adrenocortical carcinoma.
PTH negative cholangiocellular carcinoma.
PTH negative cholangiocellular carcinoma.
PTH negative clear cell renal cell carcinoma.
PTH negative clear cell renal cell carcinoma.
PTH negative endomerioid carcinoma of the ovary.
PTH negative endomerioid carcinoma of the ovary. 
PTH negative gastrointestinal stromal tumor (GIST).
PTH negative gastrointestinal stromal tumor (GIST). 
PTH negative high grade serous carcinoma of the ovary.
PTH negative high grade serous carcinoma of the ovary. 
PTH negative medullary thyroid cancer.
PTH negative medullary thyroid cancer. 
PTH negative papillary renal cell carcinoma.
PTH negative papillary renal cell carcinoma. 
PTH negative papillary thyroid cancer.
PTH negative papillary thyroid cancer. 
PTH negative squamous cell carcinoma of the vulva.
PTH negative squamous cell carcinoma of the vulva. 
PTH negative thyroid adenoma.
PTH negative thyroid adenoma.
PTH negative urothelial carcinoma of the urinary bladder.
PTH negative urothelial carcinoma of the urinary bladder. 
Strong PTH immunostaining in a parathyroid adenoma.
Strong PTH immunostaining in a parathyroid adenoma.