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is ct or mri contrast safe with porphyria

A 30-year-old member asked:
Dr. Ahmad M Hadied
48 years experience in Orthopedic Surgery
Yes& no: Now that swine flu vaccinations have begun in some areas, members with acute porphyria (aip, vp, hcp & adp) will be relieved to know that it is fine f ... Read More

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A 26-year-old male asked:
Dr. Bennett Werner
43 years experience in Cardiology
Different: X-ray (CT) contrast is iodine based and allergic reactions are fairly common. MRI uses Gadolinium which is completely different and allergic reactions ... Read More
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A 70-year-old female asked:
Dr. Philip Kern
42 years experience in Endocrinology
Thyroid and CT: If your hypothyroidism is appropriately treated there is nothing to worry about. If you do not have renal impairment, then the use of contrast shoul ... Read More
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1 thank
A 45-year-old member asked:
Dr. Carl Decker
23 years experience in Radiology
Both are safe.....: Mri has no ionizing radiation, thus there is no risk of radiation induced cancer. However, MRI is not for everyone. If you are claustrophobic, have a ... Read More
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A 44-year-old female asked:
Dr. Robert Kent
11 years experience in Physical Medicine and Rehabilitation
Usually a ct is done: Acutely, or in the first 24 hours to rule out a bleed and see larger strokes. After the acute diagnostic phase, an MRI may be done to see smaller stro ... Read More
A 30-year-old female asked:
Dr. Piotr Obara
13 years experience in Radiology
Not same: Mri contast gadolinium does not contain iodine while ct contrast contains iodine. An allergic reaction to ct contrast does not mean that you will hav ... Read More
A 46-year-old female asked:
Dr. Paxton Daniel
38 years experience in Radiology
Neither finding: Is cause for concern. Mri is better at finding small cysts and benign hemangiomas than ct. Granulomas are also benign and usually result from prior ex ... Read More
A 44-year-old female asked:
Dr. Sewa Legha
49 years experience in Medical Oncology
Yes it could: Ct is more dependent on contrast. But MRI has two phases(t1and t2) which can serve like a contrast and the tumors often show up better in t2 weighted ... Read More
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A 57-year-old male asked:
Dr. Hosea Mcadoo
54 years experience in Radiology
Either: Either a ct with and without contrast or an mr exam seem treasonable approaches. I may slightly favor the mr exam.
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A 35-year-old male asked:
Dr. Chukwuka Okafor
15 years experience in Orthopedic Spine Surgery
Need to talk with : Your ordering doctor. Depends on what is being evaluated, and the differential diagnosis. Ct is a good quick screen for bleed, masses, skull fractures ... Read More
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