PTH secretion decreases proportionally more with calcitriol than with surgery for a given decrease in the functional mass of parathyroid cells. The change in the PTH-ICa sigmoidal curve induced by subtotal PTx is due to the removal of a large mass of parathyroid tissue with advanced hyperplasia.
Resi ten za scheletrica al PH • Riten zio ne dei fosfa ti ino rganici • Ridott a si nte i e co ncentrazione pia matica di ca lcitrio lo • Ipocalcem ia ed alterata relazione CalPTH (set poin t)
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