Post immersion syndrome

It is also called secondary drowning or near drowning. It refers to a peron who was resuscitated after drowning and survives for 24hours. He may develop hypoxemia resulting in brain damage, cerebral edema, pulmonary edema, pneumonitis, myocardial anoxia, cardiac arrhythimas, electrolyte imbalance, metabolic acidosis, hemoglobinuria, fever and sepsis. Death occurs in about 20% of victims. 5-10% of those who survive can have severe neurological defects.