WHO bleeding grades
| Score . | Type of bleeding . |
|---|---|
| 0 | None |
| 1 | Petechiae, ecchymosis, occult blood in body secretions, mild vaginal spotting |
| 2 | Evidence of gross hemorrhage not requiring RBC transfusion over routine transfusion needs: epistaxis, hematuria, hematemesis |
| 3 | Hemorrhage requiring transfusion of 1 or more units of RBCs/day |
| 4 | Life-threatening hemorrhage, defined as either massive bleeding causing hemodynamic compromise or bleeding into a vital organ (eg, intracranial, pericardial, or pulmonary hemorrhage) |
| Score . | Type of bleeding . |
|---|---|
| 0 | None |
| 1 | Petechiae, ecchymosis, occult blood in body secretions, mild vaginal spotting |
| 2 | Evidence of gross hemorrhage not requiring RBC transfusion over routine transfusion needs: epistaxis, hematuria, hematemesis |
| 3 | Hemorrhage requiring transfusion of 1 or more units of RBCs/day |
| 4 | Life-threatening hemorrhage, defined as either massive bleeding causing hemodynamic compromise or bleeding into a vital organ (eg, intracranial, pericardial, or pulmonary hemorrhage) |
WHO indicates World Health Organization; and RBC, red blood cell.