Search results
Results from the WOW.Com Content Network
Pacemaker failure is the inability of an implanted artificial pacemaker to perform its intended function of regulating the beating of the heart. A pacemaker uses electrical impulses delivered by electrodes in order to contract the heart muscles. [ 1 ]
Brain death is defined as irreversible cessation of all functions of the entire brain, including the brain stem: coma (with a known cause), absence of brainstem reflexes, and apnea. When doctors take away ventilation systems and patients fail to breathe, move, or show any signs of arousal on their own they are considered brain dead. [ 14 ]
In other areas of the brain, viable human neurons have been recovered and grown in culture hours after clinical death. [10] Brain failure after clinical death is now known to be due to a complex series of processes called reperfusion injury that occur after blood circulation has been restored, especially processes that interfere with blood ...
Deep brain stimulation (DBS) is a surgical treatment that helps alleviate some movement symptoms of the condition. People with Parkinson’s can still encounter movement issues when using current DBS.
Some people don’t experience any symptoms at all. Symptoms common in several types of cardiovascular disease include: Shortness of breath. Chest pain. Fatigue. Dizziness. Fainting. Fever ...
[18] [20] Since its first discovery, there have been many definitions of pacemaker syndrome, and the understanding of the cause of pacemaker syndrome is still under investigation. In a general sense, pacemaker syndrome can be defined as the symptoms associated with right ventricular pacing relieved with the return of A-V and V-V synchrony. [17]
Hollenbeck suffered from depression symptoms as a child growing up in poverty and occasional homelessness. But her first major bout happened in college, after her father’s suicide in 2009.
Based on death certificates, sudden cardiac death accounts for about 20% of all deaths in the United States. [ 152 ] [ 153 ] In the United States, approximately 326,000 cases of out-of-hospital and 209,000 cases of IHCA occur among adults annually, which works out to be an incidence of approximately 110.8 per 100,000 adults per year.