Copyright ©The Author(s) 2017.
World J Radiol. Sep 28, 2017; 9(9): 339-349
Published online Sep 28, 2017. doi: 10.4329/wjr.v9.i9.339
Table 1 Risk factors that predispose patients to contrast medium reactions
Patients with a prior history of allergy to CM (3-6 folds)
Patients with a prior history of allergic reactions to drugs and foods
Patients with generalized atopic tendencies (e.g., asthma and hay fever)
Dehydration states
Age extremes (less than 5 yr and older than 60 yr)
Serious illness and chronic debilitating conditions, e.g., CVS diseases and renal failure
Certain co-medications, e.g., β-blockers and metformin
Patient’s anxiety due to public concerns about CM-induced reaction