CT angiography (CTA) is an examination that uses X-rays to see the blood flow in the arteries and veins that flows throughout the body from the brain to those in lungs, kidney, arms, and legs. In CTA, the contrast dye is injected into the bloodstream to see the vessels. CTA brain shows abnormal blood vessel formation inside the brain. It is done to identify the blood vessels damaged due to injury. It is also done to evaluate the arteries of the head and neck before doing surgery.
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I underwent a CT angiography. Please review my reports.
Query: Hello doctor, Please, could you give your medical opinion on the following CT angiogram?My query would be for you to look at the jugular veins which are near C1 in the neck. Symptoms have progressed over the course of four years, dizziness, neck pain, chronic headache, and collapse. The report has c... Read Full »
Answer: Hello, Welcome to icliniq.com. Please upload your CT angiogram images. I need to go through all the images in your CD DVD and will have a detailed look at the vessels near the C1 vertebra area, including the jugular veins. Regards. Read Full »
I had a CTA of my brain and neck for more than 20 minutes. Is it normal?
Query: Hello doctor, I had a CTA of the brain and neck. I was laying down under the CT scanner itself for more than 20 minutes. Is that normal? I am also attaching my reports. Should I be worried? Please help. Read Full »
Answer: Hello, Welcome to icliniq.com. I went through your query and understood your concern. The duration of a contrast-enhanced computed tomography angiography (CTA) of the head and neck can vary depending on several factors, including the specific protocols used by the imaging center, the patient's in... Read Full »
Why do I get blackout while turning my head towards right side?
Query: Hello doctor, I am a 34-year-old male with height 5'10" and weight 170 lb. Last week, when I turned my head to the right, I started to blackout. I have been doing neck stretches, pinched nerve exercises, etc. Ever since with no improvement to the condition, this may be due to golf, or light weight ... Read Full »
Answer: Hello, Welcome to icliniq.com. Do you mean blackout as the sudden loss of consciousness? May I know what is the extent of the episode? If you feel blackout when looking up or turning your head, this may be due to pinching of the arteries that are present alongside the spine, called vertebral arter... Read Full »
What are the effects of diagnostic radiation exposure in a human body?
Query: Hi doctor, I just had a CTA of the brain and neck. So I had multidetector volumetric CT acquisition of head from skull base to the vertex, which produced axial, coronal, and sagittal images. The intravenous multidetector CT angiography of the aortic arch to vertex was obtained. I was in the CT scan... Read Full »
Answer: Hi, Welcome to icliniq.com. Thanks for your query, and I hope you are doing well. A CT (computed tomography) angiogram of the head and neck is a lengthy procedure as we have to plan the pre and post-contrast sequences from upper chest to vertex. Usually, the radiation dose is 6 to 10 mSv (mSv is m... Read Full »
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