Acceptable safe dose of radiation during pregnancy is

Exposure to radiation is a positive danger to the developing fetus. The most common source of radiation is abdominal X-ray during pregnancy.Leukemias are significantly seen in children exposed to intrauterine X-ray in addition to congenital malformationsX-rays should be carried out only for definite indications with dosage kept to a minimum Ref: Park; 23rd ed; Pg 527