Recommended criteria for TRALI and possible TRALI4
| Criteria . |
|---|
| 1. TRALI |
| a. ALI |
| i. Acute onset |
| ii. Hypoxemia |
| Research setting: PaO2/FiO2 ≤ 300 mm Hg, or SpO2 < 90% on room air |
| Nonresearch setting: PaO2/FiO2 ≤ 300 mm Hg, or SpO2 < 90% on room air or other clinical evidence of hypoxemia |
| iii. Bilateral infiltrates on frontal chest radiograph |
| iv. No evidence of left atrial hypertension (ie, circulatory overload) |
| b. No preexisting ALI before transfusion |
| c. During or within 6 h of transfusion |
| d. No temporal relationship to an alternative risk factor for ALI |
| 2. Possible TRALI |
| a. ALI |
| b. No preexisting ALI before transfusion |
| c. During or within 6 h of transfusion |
| d. A clear temporal relationship to an alternative risk factor for ALI |
| Criteria . |
|---|
| 1. TRALI |
| a. ALI |
| i. Acute onset |
| ii. Hypoxemia |
| Research setting: PaO2/FiO2 ≤ 300 mm Hg, or SpO2 < 90% on room air |
| Nonresearch setting: PaO2/FiO2 ≤ 300 mm Hg, or SpO2 < 90% on room air or other clinical evidence of hypoxemia |
| iii. Bilateral infiltrates on frontal chest radiograph |
| iv. No evidence of left atrial hypertension (ie, circulatory overload) |
| b. No preexisting ALI before transfusion |
| c. During or within 6 h of transfusion |
| d. No temporal relationship to an alternative risk factor for ALI |
| 2. Possible TRALI |
| a. ALI |
| b. No preexisting ALI before transfusion |
| c. During or within 6 h of transfusion |
| d. A clear temporal relationship to an alternative risk factor for ALI |