Q. what is Ectopic pregnancy? 

When pregnancy get implanted 

at other site from its normal 

place of uterine cavity 

(womb's lining).

doctor

 Why doctor prescribe for Ultrasound

 in early weeks of pregnancy? is it not harmful? 

No, its not. First Ultrasound should be 

done along with 

blood test for pregnancy

 hormone to know site of pregnancy in early

 pregnancy weeks to 

exclude ectopic pregnancy.