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What is A pt is brought to the emergency as a case of head injury, following a head on collision road traffic accident. His BP is 90/60 mmHg. Tachycardia is present. Most likely diagnosis is and explain in detail?
CDST says "Patients with blunt trauma and hypovolemia should be examined first for Intra abdominal bleeding even if there is no ove existence of abdominal trauma Ref: CDST 13th edition Pgno :196