hrp0094p1-19 | Bone A | ESPE2021

Acetazolamide treatment in a patient with pseudohypoparathyroidism with venous calcification

Seven Menevse Tuba , Tosun Busra Gurpinar , Yavas Abalı Zehra , Helvacioglu Didem , Kaygusuz Sare Betul , Eltan Mehmet , Bugdayci Onur , Guran Tulay , Bereket Abdullah , Turan Serap ,

Context: Type 1A pseudohypoparathyroidism (PHP-1A) is characterized by target organ resistance to PTH and AlbrightÂ’s hereditary osteodystrophy (AHO). Basal ganglia calcifications and subcutaneous ossifications can be seen in PHP-1A. Acetazolamide, a carbonic anhydrase inhibitor, causes metabolic acidosis by increasing bicarbonate excretion from the proximal renal tubule thereby diminish precipitation of calcium and phosphorus. Acetazolamide had been used ...