The cause of systemic secondary insult to injured brain include all of the following except:: (A) Hypercapnia, (B) Hypoxemia, (C) Hypotension, (D) Hypothermia
Answer is D. Causes of secondary Brain injury Hypoxia: pO2 < 8kPa Hypotension: SBP < 90 mmHg Raised ICP: ICP>20mmHg Low cerebral perfusion pressure: CPP<65mmHg Hypercapnia Pyrexia(Hypehermia) Seizures Metabolic disturbances (Hyperglycemia) Ref: Bailey 25th edition Pgno: 299