I'm 38 years old 5 months and four days pregnant had a ultrasound on Thursday was told there is a cyst in babys brain was told not to worry come back for another ultra sound in two weeks and five days I have done all tests except the amino all where good the doctor told me not to worry that is impossible not to do this is my third child first boy is there any tests or any questions I need to know about before my next appt he didn't give anymore info except come back