APPLIED RADIOLOGICAL ANATOMY

ANATOMY

NEURORADIOLOGY

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Imaging:  X-ray-dye injected into carotid arteries  Risk of causing stroke  Pts on bed rest-24 hrs
A
Angiographies / Arteriographies
B
MRI
C
MRA (angiography)
D
Doppler Ultrasound
Explanation: 

Detailed explanation-1: -What is a carotid angiography? Carotid angiography is a diagnostic imaging tool that uses dye, or contrast, and a special X-ray machine to study the health of veins, arteries and blood flow. Carotid angiography is the best test available to identify and measure blockages in the carotid arteries of the neck.

Detailed explanation-2: -An angiogram is a type of X-ray used to examine blood vessels. Blood vessels don’t show up clearly on ordinary X-rays, so a special dye is injected into the area being examined. The dye highlights the blood vessels as it moves through them. The medical name for this is a catheter angiogram.

Detailed explanation-3: -During an angiogram, a thin, soft tube called a catheter is placed into a blood vessel in the groin or arm. The catheter is guided to the head and neck area. Then an iodine dye (contrast material) is injected into the vessel to make the area show clearly on the X-ray pictures.

Detailed explanation-4: -Here are some of the possible complications of carotid angioplasty and stenting: Stroke or ministroke (transient ischemic attack, or TIA). During angioplasty, blood clots that may form can break loose and travel to your brain. You’ll receive blood thinners during the procedure to reduce this risk.

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