Staging of Acute Radiation Syndromes (5)
| Prodromal Phase: (Prodromal means running before) |
| Signs and symptoms include NVD, hair loss above 3 Gy (300 rads), skin erythema above 6 Gy (600 rads) |
| Latent Phase: |
| Period of no signs or symptoms |
| Manifest Phase: |
| NVD returns, hematologic syndrome, GI Syndrome, CNS syndrome signs and symptoms return to prodromal levels or worse. |
| Recovery Phase: |
| If good treatment is provided and the affect individual received less than a 10-Gy (1000 rads) dose, recovery is possible after the Manifest Phase. |