CAT scan and CTA Scan -Mandatory Tests for Diagnosis of Chronic Diseases
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by: Joe Ramirez
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CTA produces detailed images or pictures by using specialized X-ray tools to produce 2 and 3 dimensional images and cross section angle views of human body. Angiography does involve introducing contrast dye into the blood via needles that are injected for determining the status of the blood cells. In CT angiography the contrast dye is used to get images of both the veins and the arteries.
CTA scan versus CT scan:
- CT scan uses image technology for determining bodily defects, while CTA includes injection of dye into the blood stream for detecting the status of the blood vessels and tissues.
- CTA scan mainly involves heart patients, while CT scan is conducted for detecting brain disorders or abdominal ailments.
- CT angiography is conducted for examination of arteries and veins. It does not perform any diagnostic cure, but may detect the nature of heart ailment. CT scan on the other hand is conducted for numerous health reasons; doctors may want to perform CT scan for detecting any nervous system disorder or abdominal condition.
CTA and its uses related to pulmonary disorders:
CTA is popularly used test to assess the following:
- Patients with pulmonary artery ailment
- Condition of aorta vessels in the chest area
- Patients who have undergone vascular surgery
- Any disorder in the carotid artery or its stenosis branches
- Disorder of the aorta vessels
- Trauma patients with weakened heart symptoms
More on CT angiography and the nature of the test:
The patients for a CTA may be advised to avoid food or drink ¾ hours prior to the test procedure. Asthmatic patients must notify about their condition to the technician, as CTA scans have negative side effects on asthmatic sufferers. Similarly, even people with skin allergy must notify about their allergies to the doctor as the contrast dye used during CTA procedure may produce allergic reactions.
Pregnant females are advised not to undergo CTA scan as it may be risk to the fetus. Any kind of metallic jewelry such as watches, gold &silver rings, and chains may be removed before the test as they may interfere with the procedure.
Log on to the internet for best results on such complex medical topics. It may be extremely beneficial form medical students, practicing interns and those aspiring for making a career in such diverse fields.
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You may refer online medical websites related to CT scan & CTA scan to get detailed and quality information regarding such topics. If you are looking for good first hand authentic info, online forums and websites may really help you understand modern technological test procedures such as CT angiography and CAT scan.
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