Concerns About Multiple X-Ray Exposures in Two and a Half Months
Number of X-rays taken within two and a half months? Hello, doctor. Recently, I have been experiencing various discomforts in my body, and from the end of December last year to the beginning of March this year, I underwent several X-rays: one of the throat at the end of December,...
Dr. Wang Yifen Reply:
In general, the radiation dose from chest X-rays and dental X-rays is quite low. If multiple X-ray examinations are required, it is advisable to discuss the necessity of the tests with your physician beforehand.[Read More] Concerns About Multiple X-Ray Exposures in Two and a Half Months
Impact of Frequent X-Ray Exposure on Menstrual Cycle and Fertility
The radiation exposure from X-rays? Hello Director Wang: I would like to ask you about the X-rays I had. Since February, I have had two knee X-rays, one chest X-ray after surgery in March, and after experiencing recurrent lower back pain in April, I had another X-ray at the rehab...
Dr. Ye Weicheng Reply:
Although you received five X-ray exposures over the past three months, the radiation dose from diagnostic X-rays is extremely low. Therefore, the health effects from radiation exposure are probabilistic in nature, and the probability is very low. This will not affect your menstru...[Read More] Impact of Frequent X-Ray Exposure on Menstrual Cycle and Fertility
Is It Safe to Have a Chest X-Ray When Preparing for Pregnancy?
Is it appropriate to undergo a general X-ray during the preparation for pregnancy? Hello Dr. Sun, due to work requirements, the company hopes that employees undergo a general X-ray examination once a year, primarily focusing on the "chest." However, since I am already 3...
Dr. Sun Shengyi Reply:
The period of greatest risk for radiation exposure from X-rays is during the first three months of pregnancy. If it is confirmed that a person is not pregnant, undergoing an X-ray poses no risk. It is advisable to avoid X-rays if there is a possibility of pregnancy or if one is a...[Read More] Is It Safe to Have a Chest X-Ray When Preparing for Pregnancy?
Techniques for Rib Examination: Diagnosing Rib Stability Issues
Techniques for Rib Examination Hello, Dr. Sun. I would like to ask you, if I have previously experienced external force that straightened my spine on both sides, what kind of examinations can I undergo to determine whether my ribs on both sides are resting on the vertebral bodies...
Dr. Sun Shengyi Reply:
General X-ray examinations related to the skeletal system are performed at specific angles for different body parts. Due to overlapping factors, it can be challenging to detect subtle, non-fixed changes between the thoracic vertebrae and ribs. If there is a possibility of unstabl...[Read More] Techniques for Rib Examination: Diagnosing Rib Stability Issues
Do X-Ray Examinations Leave Radiation Residue on Metal Items?
Radiation concerns in medical imaging? I would like to ask the doctor: If I do not remove my watch and glasses (metal frame) as well as my metal-framed underwear during an X-ray, will there be any radiation residue left on these items after the X-ray, and could this potentially a...
Dr. Yang Jinghua Reply:
Ms. Liu: Hello, currently, medical X-rays only have a portion of their energy absorbed by the irradiated body during exposure, and the energy is immediately dissipated; it does not accumulate in metallic objects. The impact on the human body is minimal, so please do not worry. Th...[Read More] Do X-Ray Examinations Leave Radiation Residue on Metal Items?
Concerns About Full Mouth X-rays and Head Radiation Exposure Risks
The impact of a full-mouth X-ray on the head? During a dental appointment two years ago, before the dentist examined me, the dental assistant requested to take a full-mouth X-ray for the dentist's future reference. However, it seemed that the assistant was either not skilled...
Dr. Yang Jinghua Reply:
Dear Yin-Yin, Hello. According to the regulatory authority for medical ionizing radiation devices in Taiwan (Atomic Energy Council), it is important to pay attention to radiation safety when using dental X-ray machines, and approval must be obtained from the Atomic Energy Counci...[Read More] Concerns About Full Mouth X-rays and Head Radiation Exposure Risks
Concerns About X-Ray Exposure in Infants: A Mother's Dilemma
Infant X-ray examination Dear Dr. Yang, When my baby was 8 months old, we went to the emergency room due to a fever. The doctor took an X-ray, and I regret not waiting a full week (we went to the ER on the fifth day of the fever). Initially, blood tests were planned, but they co...
Dr. Yang Jinghua Reply:
Dear Shun Shun's Mommy: Generally, the use of alcohol for cleaning and spraying does not pose a significant risk to the human body (I assume you wouldn't continuously spray it near the baby's mouth and nose). Intravenous injections in infants and young children are...[Read More] Concerns About X-Ray Exposure in Infants: A Mother's Dilemma
Understanding X-Ray Safety: Addressing Concerns After Imaging
After the X-ray examination? Hello Dr. Chang: I had an X-ray taken of my left knee due to an injury from a fall, but afterward I felt a bit dizzy. Am I being "radiated" inappropriately, meaning was I exposed to radiation in areas that shouldn't have been imaged? Th...
Dr. Zhang Fudi Reply:
Hello, Xiao Jie: The path of X-rays travels in a straight line, so theoretically, the radiation dose to other parts of the body, aside from the directly exposed area, is negligible. There is no need to worry. Additionally, during an X-ray examination, you typically should not fee...[Read More] Understanding X-Ray Safety: Addressing Concerns After Imaging
Radiation Exposure in Upper Gastrointestinal Imaging: What You Need to Know
Regarding the radiation dose in upper gastrointestinal (GI) imaging? Hello Dr. Wu, My wife and I underwent a health checkup at the health examination center on April 11. The day before, we checked for pregnancy using a home pregnancy test, which came back negative. However, we ...
Dr. Wu Bin'an Reply:
Hello MIRO users, according to literature reports, when pregnant women are exposed to radiation with a cumulative dose of less than 50 millisieverts (for example, a chest X-ray typically has a dose of about 0.2 millisieverts), the risks of congenital anomalies, growth retardation...[Read More] Radiation Exposure in Upper Gastrointestinal Imaging: What You Need to Know
Understanding Radiation Exposure from CT Scans and PET Imaging: Risks and Safety
The radiation dose from a computed tomography (CT) scan? Hello, I saw a message the other day stating that 1. One PET scan is equivalent to 100 mammograms. 2. The cancer risk from one full-body CT scan is 1 in 1,000. Since I underwent the following procedures last month within a ...
Dr. Wu Bin'an Reply:
Dear cf user: Hello, regarding your question, here is a comprehensive response: 1. Will undergoing multiple tests in a short period increase cancer risk? The answer is no; the likelihood of increased cancer risk is almost negligible. The effects of radiation on the human body a...[Read More] Understanding Radiation Exposure from CT Scans and PET Imaging: Risks and Safety
Impact of Dental X-rays on Radiology Staff: Safety Concerns for Pregnant Nurses
Will dental X-rays affect AP personnel? Hello Dr. Wu, I have a few questions I would like to ask you. I am a nurse working in the dental department of a regional teaching hospital, and there is a possibility that I may become pregnant soon. However, I have not received clear answ...
Dr. Wu Bin'an Reply:
Dear user, due to various factors, I apologize for the delayed response. Here are the answers to your questions: 1. Based on your current work situation at a regional teaching hospital, radiation protection personnel conduct strict radiation monitoring annually, so radiation saf...[Read More] Impact of Dental X-rays on Radiology Staff: Safety Concerns for Pregnant Nurses
Is Frequent X-Ray Exposure Harmful After Multiple Surgeries?
Issues with X-rays? Hello, Dr. Wu! I have a question to ask you. I had an open comminuted fracture of my right thigh from a car accident and underwent eight or nine surgeries within six months. Each surgery required 2 to 3 X-rays, and during follow-up visits after discharge, I al...
Dr. Wu Bin'an Reply:
Hello, due to traveling abroad and being busy, I apologize for the delayed response. Here are the answers to your questions: (1) The Atomic Energy Commission regulations state that the annual effective dose limit for the general public is 5 mSv, while the annual effective dose ...[Read More] Is Frequent X-Ray Exposure Harmful After Multiple Surgeries?
Important Considerations After Two Days of X-Ray Imaging
X-ray If you have undergone X-rays of the spine for two consecutive days, here are some important considerations: 1. **Radiation Exposure**: While the amount of radiation from a single X-ray is generally low, repeated exposure can accumulate. It's important to discuss with ...
Dr. Xie Cangtai Reply:
Dear NFS: Hello, in our living environment, radiation is almost ubiquitous, with some being naturally occurring and others being man-made. There are two pathways for radiation exposure: external exposure and internal exposure. External exposure primarily comes from cosmic rays, t...[Read More] Important Considerations After Two Days of X-Ray Imaging
Understanding Radiation Exposure from Dental and Skull X-rays
What is the radiation dose of a skull X-ray? Dear Dr. Wu, I have recently undergone root canal treatment and have had several dental X-rays taken (due to changing dentists multiple times, I ended up with quite a few X-rays, and some dentists did not provide lead aprons). Additio...
Dr. Wu Bin'an Reply:
Dear Naoko, Here are the comprehensive answers to your questions: 1. First, let me correct your terminology: the protective garment used for radiation shielding is called a "lead apron," not an "iron apron." Generally, patients are not required to wear lead...[Read More] Understanding Radiation Exposure from Dental and Skull X-rays