Table 1.
Grading of the severity of immediate hypersensitivity reactions to CM [16]
| Symptoms | |||||
|---|---|---|---|---|---|
| Grade | Skin | Abdomen | Respiratory tract | Circulation | |
| I |
Pruritus Flush Urticaria Angioedema |
||||
| II |
Pruritus Flush Urticaria Angioedema |
(Not obligatory) |
Nausea Cramping |
Rhinorrhea Hoarseness Dyspnea |
Tachycardia (δ > 20/min) |
| III |
Pruritus Flush Urticaria Angioedema |
(Not obligatory) |
Vomiting Defecation Diarrhea |
Laryngeal edema Bronchospasm Cyanosis |
Hypotension (δ > 20 mmHg syst.) Arrhythmia Shock |
| IV |
Pruritus Flush Urticaria Angioedema |
(Not obligatory) |
Vomiting Defecation Diarrhea |
Respiratory arrest | Circulatory arrest |