CAMRT Radiography Practice Exam

Which of the following is classified as a mild contrast reaction?

1. Cyanosis

2. Weakness

3. Itchiness

4. Seizures

The correct answer is: Itchiness

Itchiness is classified as a mild contrast reaction because it typically indicates a localized or mild response to the contrast medium used during diagnostic imaging procedures. Mild reactions to contrast agents often manifest as skin-related symptoms, such as urticaria (hives) or itchiness, which do not pose significant risk to the patient's overall health and are usually self-limiting. In contrast, the other options involve more severe or systemic symptoms. Cyanosis, which refers to a bluish discoloration of the skin due to decreased oxygen levels, suggests a serious condition that requires immediate medical attention. Weakness can also indicate an underlying issue that may be serious, especially if it is sudden or profound, as it may imply cardiovascular or neurological concerns. Seizures are a severe reaction that necessitates urgent intervention, as they can lead to significant complications. Therefore, itchiness stands out as a common, mild, and generally non-threatening response.