Search results
Results from the WOW.Com Content Network
Without special treatment after circulation is restarted, full recovery of the brain after more than 3 minutes of clinical death at normal body temperature is rare. [ 6 ] [ 7 ] Usually brain damage or later brain death results after longer intervals of clinical death even if the heart is restarted and blood circulation is successfully restored.
[12] [1] When the heart stops beating, blood cannot properly circulate around the body and the blood flow to the brain and other organs is decreased. When the brain does not receive enough blood, this can cause a person to lose consciousness and brain cells can start to die due to lack of oxygen. [ 13 ]
After pulling recent large, long-term, well-designed studies from databases and analyzing them, researchers found that three heart conditions may influence brain health, including cognitive ...
After surgery is completed during the period of cold circulatory arrest, these steps are reversed. The brain and heart naturally resume activity as warming proceeds. The first activity of the warming heart is sometimes ventricular fibrillation requiring cardioversion to re-establish a normal beating rhythm. [42]
Brainstem death is a clinical syndrome defined by the absence of reflexes with pathways through the brainstem – the "stalk" of the brain, which connects the spinal cord to the mid-brain, cerebellum and cerebral hemispheres – in a deeply comatose, ventilator-dependent patient.
Greer, a retired pediatrician in Tahlequah, Oklahoma, had asystole, a failure of the heart’s electrical system which causes the heart to stop pumping, or flat-line. That was 10 years ago.
Brain injury is likely if respiratory arrest goes untreated for more than three minutes, and death is almost certain if more than five minutes. Damage may be reversible if treated early enough. Respiratory arrest is a life-threatening medical emergency that requires immediate medical attention and management. To save a patient in respiratory ...
Definition: A neurological flatline is referred to as brain death.It can be identified by using an EEG (electroencephalogram) test.Brain death is the loss of function of the brain, the cerebrum, that is responsible for thinking and the deep brain or the brain stem that is responsible for the breathing and reflexes such as pupillary light reflex (the constriction of the pupil of the eye in ...