Table 3.

Signs and symptoms correlated with absorbed radiation dose [54].

	Onset of Symptom
ARS/ Dose	Vomiting	Diarrhea	Headache	Consciousness	Medical care
Mild (1–2 Gy)	>2 hr	-	Slight	-	Outpatient
Mod. (2–4 Gy)	1–2 hr	-	Mild	-	Hospital
Severe (4–6 Gy)	<1 hr	Mild, 3–8 hr	Mod., >24hr	-	Special hosp.
Very sev. (6–8 Gy)	<30 min	Heavy, 1–3 hr	Severe, 3–4 hr	Possible	Specialized hospital
Lethal (>8 Gy)	<10 min	Heavy, <1 hr		Sec.–minutes	Palliative care