Neuro: Early signs: anxiety, agitation, restlessness, light-headedness; late signs: decreased LOC, confusion.
Resp: SOB, respiratory distress.
CV:Hypotension (late sign), tachycardia, capillary refill >3 sec, diminished peripheral pulses.
Skin: Coolness, pallor, diaphoresis, cyanosis, mottling, ecchymosis.
GI/GU: Rigid, distended abdomen; periumbilical and/or retroperitoneal bruising, nausea, hematemesis, decreased UO, thirst.
MS: Weakness, fatigue.
Incision: Excessive swelling and ecchymosis.
Other: Excessive wound drainage, saturated dressing, melena, excessive blood loss through chest tube or NGT.