tokens: In the patients concentration of total and ionized form of Ca2+ was decreased down to 2.04 mmole/L and 1.09 mmole/L , respectively , while an increase in parathormone ( PTH ) by 36 % and a distinct decrease in 25 ( OH ) D concentration ( lower than 1.25 ng/ml ) was found in blood ; content of cAMP was also decreased in lymphocytes by 33 % .