As long as the blood is not coming out, she must pray and fast.
I hope you are in an increasing state of Eemaan and good health. Actually my mother suffers from Uters tumer.InshAllah If Allah will very soon get operation.But she has no menstrution blood flowing,the blood stored but not flow.In this case she didn’t take salah and siyam also.She wants to know she take salah or not?