Is It Safe to Get X-Rays Before Trying to Conceive? - Obstetrics and Gynecology

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Is it safe to have an X-ray before preparing for pregnancy?


Hello Doctor: I may have a displacement in my temporomandibular joint, which is causing a clicking sound when I bite.
I have an appointment on June 1st for further examination, during which X-rays (of the side of the face and jaw) may be taken.
However, I am planning to conceive around June or July, and I understand that X-rays should not be taken during pregnancy.
I would like to know if having X-rays taken before I become pregnant will leave any residual radiation in my body that could negatively affect my pregnancy.
Or should X-rays be avoided altogether, regardless of whether it's before or after pregnancy? Thank you!

Xunwen, 20~29 year old female. Ask Date: 2015/05/15

Dr. Cao Guotao reply Obstetrics and Gynecology


Hello: X-rays taken before pregnancy do not leave any residual radiation in the body, so you can rest assured.
Wishing you good health!

Reply Date: 2015/05/15

More Info


When considering the safety of X-rays before trying to conceive, it's important to understand the implications of radiation exposure on reproductive health. X-rays are a form of ionizing radiation, which can potentially have harmful effects on living tissues. However, the context of the exposure, the timing, and the type of X-ray are crucial factors in assessing risk.

Firstly, it is generally accepted that exposure to low levels of radiation, such as that from dental X-rays, poses minimal risk to future pregnancies. The amount of radiation from a single dental X-ray is quite low, and studies have shown that the risk of any adverse effects on fertility or fetal development from such exposures is negligible. The body is capable of effectively eliminating any residual radiation quickly, and there is no evidence to suggest that X-rays taken before conception would remain in the body or affect a future pregnancy.

That said, it is advisable to limit unnecessary exposure to radiation whenever possible, especially when planning to conceive. If you are considering X-rays for diagnostic purposes, it is essential to inform your healthcare provider about your plans to become pregnant. They can evaluate the necessity of the X-ray and determine if alternative imaging methods, such as ultrasound or MRI, which do not involve radiation, could be used instead.

In your specific case, if you need to undergo an X-ray for a dental issue, it is unlikely to have any long-term effects on your ability to conceive or on a future pregnancy, provided that you are not pregnant at the time of the X-ray. The key is to ensure that the X-ray is medically justified and that appropriate protective measures, such as lead aprons, are used to shield reproductive organs from unnecessary exposure.

Moreover, if you are actively trying to conceive, it is wise to consult with your healthcare provider about your concerns. They can provide personalized advice based on your health history and the specifics of the X-ray being considered. If you do become pregnant, it is crucial to avoid X-rays unless absolutely necessary, as the developing fetus is more sensitive to radiation exposure, particularly during the first trimester.

In summary, having an X-ray before conception is generally considered safe, especially if it is necessary for diagnosing a medical condition. The radiation exposure from a single X-ray is low and unlikely to affect future fertility or pregnancy outcomes. However, always communicate your plans to conceive with your healthcare provider to ensure that you make informed decisions regarding your health and any necessary imaging procedures.

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