CONTRAST POLICIES:

 

MRI:

Age:  60 and over needs labs

Diagnoses:  Kidney Dz, Diabetes, HTN, Hepato-renal syndrome

Need GFR within 1 month

 

Contra:  

• allergy to gad

• GFR < 30****

• no Gad for pregnant patients

 

--------------------------

CT:

Age:  65 and over need labs

Diag:  Kidney Dz, Diab, Nephrotoxic drugs

GFR need to be within 6 weeks

 

Contra:  

• iodine allergy anaphylaxis**

• GFR < 45**

• single kidney reduce dose by 30%

• Hold Metformin 48 hrs after injection of IV Io

• Dialysis ideally within 24 hrs of injection

 

MAX DOSES: 

There are no strict maximum permissible doses of contrast, but in general volumes of over 250-300 cc in a 24 hour period should be avoided.

 

ANAPHYLAXIS IN ADULTS:  Give [0.10] to [0.30] ML of [1 / 1000 ] Strength EPINEPHRINE SUBCUT or INTRAMUSCULAR STAT, NOT TO EXCEED 1 ML TOTAL OR 1 MG TOTAL

Pregnant Patient with IV Iodinated Contrast:

• available data suggest that it is safe for the mother and infant to continue breast-feeding after receiving such an agent.

• Can temporarily stop breast-feeding from the time of contrast administration for a period of 12 to 24 hours. The mother should be told to express and discard breast milk from both breasts during that period.

 

 

good website:

http://www.radiology.ucsf.edu/patient-care/patient-safety/contrast/iodinated