More than 50% of comas are related to head trauma or disturbances in the brain's circulatory system. Problems that can lead to coma include: trauma, swelling, bleeding, stroke, blood sugar, oxygen deprivation, infection, toxins and seizures to name a few. read more
Comas that result from head injuries tend to have a higher rate of recovery than comas related to lack of oxygen. It can be very difficult to predict recovery when a person is a coma. Every person is different and it is best to consult with your doctor. As we would expect, the longer a person is in a coma, the worse the prognosis. read more