For patients with brain tumors, cerebral hemorrhage and cerebral infarction, CT examination is suitable for . In addition, some lumps occur in the lungs, gallbladder pelvic cavity, chest cavity and heart cavity can also be confirmed through CT examination, but it will bring certain radiation to the body. What are the risks of ct checking
? When
is ct checked, people will be exposed to ionizing radiation, which will be much more radiation than x-ray, because ct will be more in-depth and detailed when scanning . Low-dose computer tomography will not cause long-term harm to the body, but high-dose computer tomography will increase the chance of cancer. Before having a CT scan, pregnant women must tell their doctor in advance that it may cause certain harm to the fetus, which may cause fetal malformations. Generally, doctors will recommend pregnant women to undergo ultrasound or MRI examination. People with weak body or sensitive constitution may have allergic reactions due to developer . In mild cases, skin itching and rashes may occur, and in severe cases, life-threatening, and the developer may also cause damage to the kidneys and liver.
Which type of people are not suitable for ct?
1, children
The immune system of children has not been fully established and is very sensitive to rays. They are in the growth and development stage. The cells in the body divide quickly, and DNA is easily damaged. Multiple CT scans may cause cells to divide, which leads to cancer.
2, renal insufficiency, , heart disease, ,
, renal insufficiency, try not to do CT tests, because when CT tests, intravenous hypertension injection of iodine is required. When the patient's renal excretion function is abnormal, it cannot be excreted from the body normally, which will cause toxic damage to the kidneys and may even cause renal failure. For people suffering from arrhythmia, coronary heart disease, and congestive heart disease, they should not do ct to avoid accidents.
3. People with allergic constitution
. People with allergic constitution will have an allergic reaction to iodine contrast agent and cannot do ct. Because ionization occurs during CT examination, destroying the macromolecule structure in the body, affecting the decomposition of enzymes, causing damage to normal cells, and thus causing allergies. In addition, people with cerebral arteriosclerosis, diabetes and severe dehydration should be cautious when undergoing CT examinations and tell the doctor about their condition in advance. Especially for those who are taking oral hypoglycemia drugs, the substances of hypoglycemia drugs will react with iodine agents, thus forming lactic acidosis.
Warm reminder
Occasional physical examination will not cause serious harm to the body. The number of times should be controlled and not too frequent. After the examination, you should clean your clothes and body, drink more water and eat more green leafy vegetables, and eliminate toxins by defecation or urination.
