Recently I diagnosed inactive tb, Mx positive in the month of june Gold qft test Ifn level - 92 pg/ml Started taking treatment After completion of three months Again re test Then result came ifn level 206 pg/ml After completion of 3 months,  the value not reduced it has been increased only. May I know the reason Tb occurrence is one of the parathyriod symptoms??? Is it normal or abnormal I'm taking combutonal , isocaldin n benadon tablet for past three months. Need your suggestion . In childhood I got tb n I took treatment for more than 1 year and course has been completed in childhood. Recently I diagnosed hyper parathyriod.