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Ct scan with contrast allergies

A 51-year-old male asked:
Dr. Michael Gabor
Diagnostic Radiology 33 years experience
Talk to your: doctor about your concerns and allergy history. If you have a history of multiple allergies, you may be a candidate for pretreatment to minimize the... Read More

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A 21-year-old male asked:
Dr. Joseph Accurso
Radiology 29 years experience
Not aware of testing: The risk of an adverse reaction to non ionic IV contrast dye is very low, less than 1 in 100 injections. Most of the reactions are mild and easily tr... Read More
A 40-year-old female asked:
Dr. Alfred Parkhill Hand
Radiology 21 years experience
Oral contrast: Having the ct scan with oral contrast will increase the ability to detect bowel pathology. Oral contrast is highly unlikely to cause a reaction. Iv ... Read More
Dr. Neil Lall
Radiology 12 years experience
Maybe: Ct without contrast can show some problems, but it is much more sensitive with contrast. Oral contrast particularly helps with intestinal evaluation,... Read More
A 30-year-old male asked:
Dr. Mazen Ghani
Radiology 24 years experience
Possibly: CT scan without intravenous contrast is a reasonable study to evaluate for thymoma or lung cancer. I would not recommend MRI.
A 55-year-old female asked:
Dr. Manav Singla
Allergy and Immunology 23 years experience
Yes: I assume you mean 'can a ct scan detect anything even if contrast was not given due to an allergy to the contrast?'. The answer depends on what you a... Read More
A 29-year-old female asked:
Dr. John Chiu
Allergy and Immunology 57 years experience
Yes: Frequently sinusitis develops due to prolonged blockage of sinus drainage be it from a cold or from allergic issue. It is important to know whether t... Read More
A 39-year-old member asked:
Dr. Brant Ward
Allergy and Immunology 13 years experience
Yes, but...: Reactions to contrast are usually not caused by a true allergy to iodine (which is rare). Low-ionic strength contrast should be used if you have a his... Read More
A 47-year-old member asked:
Dr. Stephen Saponaro
Specializes in Radiology
No: If you have iodine allergy, you will need to premedicate with benedryl and possibly solumedrol (methylprednisolone). You do not "need" gastrografin f... Read More
A 38-year-old member asked:
Dr. Michael Gabor
Diagnostic Radiology 33 years experience
Allergy: It probably wouldn't be cross reactive with gastrograffin because the allergy is not really to the iodine atom. However, if there is concern, there ... Read More
A 39-year-old female asked:
Dr. Douglas Berson
Allergy and Immunology 38 years experience
Sinus infection: Depends, you say you had a ct scan and it was normal. If you had a ct of the sinuses that showed no infection then you do not have a sinus infection.... Read More

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