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10 Απρ 2023 · Nonimmediate hypersensitivity reactions (NIHR), also called delayed hypersensitivity reactions (DHRs), are defined as reactions occurring more than one hour and up to 10 days after contrast administration .
21 Νοε 2014 · Delayed adverse reaction to contrast-enhanced CT: a prospective single-center study comparison to control group without enhancement. Radiology 2010; 255:764–771) B, Diagram shows order of progression of rash in this patient.
1 Οκτ 2002 · Adverse reactions that occur 30 minutes or more after the administration of contrast material are considered delayed reactions. Delayed reactions are more common with the use of ionic agents. 6...
Data in 54-year-old woman with a delayed reaction beginning 4 hours after abdominal contrast-enhanced CT. (a) At 96 hours after exposure, this eruption was resolving, with residual mottled patchy erythema on the upper arm, face and neck, and upper back.
In this paper, we review how to evaluate patients who have experienced immediate or delayed HSRs caused by ICM to minimize the risk of recurrence and discuss unmet needs that require further research. Keywords: Contrast media, hypersensitivity, drug allergy, skin tests.
1 Ιουλ 2021 · Delayed hypersensitivity reactions (DHRs) to radiocontrast media (RCM) occur in approximately 0.5–23.0% of patients and are thought to be caused by T cell-mediated mechanisms. However, an optimal pharmacological preventive strategy is not yet established in patients with histories of delayed reactions to RCM. Objective.
4 Ιουν 2019 · Delayed hypersensitivity reactions to iodinated contrast media will most likely present as which of the following? Stevens–Johnson syndrome/toxic epidermal necrolysis. Maculopapular exanthem.
