Patients recall near-death experiences during CPR while unconscious

One in 5 individuals who survive cardiopulmonary resuscitation (CPR) after cardiac arrest describe a vivid near-death expertise when they’re unconscious and on the point of demise, a brand new examine has discovered.

Detection of rhythmic mind waves displays near-death experiences.

Approximately 20% of people that survive cardiopulmonary resuscitation (CPR) after cardiac arrest could describe a vivid near-death expertise. That’s based on a brand new examine led by investigators at NYU Grossman School of Medicine and elsewhere.

The examine concerned 567 women and men who had coronary heart failure while hospitalized within the United States and the United Kingdom between May 2017 and March 2020. Less than 10% recovered and had been discharged regardless of speedy therapy.

“These recalled experiences and mind wave modifications could be early indicators of a near-death expertise, and we have captured them for the primary time in a big examine.” — Sam Parnia, MD, PhD

Survivors report having distinctive lucid experiences, together with disassociation and observing occasions with out ache or misery. They additionally valued life meaningfully, together with their actions, intentions, and ideas towards others. Researchers have discovered that these near-death experiences are distinct from hallucinations, desires, delusions, illusions, or CPR-induced consciousness.

Tests for latent mind exercise had been additionally included within the examine. The predominant discovering was the invention of mind exercise, together with gamma, delta, theta, alpha and beta waves, as much as an hour earlier than CPR. Some of those mind waves sometimes happen when persons are acutely aware and performing greater psychological capabilities, together with considering, reminiscence retrieval, and acutely aware notion.

“These recalled experiences and mind wave modifications could be early indicators of a near-death expertise, and we have captured them for the primary time in a big examine,” stated Sam Parnia, MD, PhD, the examine’s principal investigator. and intensive care doctor, who can be an affiliate professor within the Department of Medicine at NYU Langone Health, in addition to the group’s director of essential care and intensive care analysis. “Our outcomes present proof that demise is imminent and significant. When in a coma, folks expertise a novel interior acutely aware expertise, together with a pain-free consciousness.’

The detection of measurable electrical signatures of clear and heightened mind exercise, together with related tales of near-death experiences, means that an individual’s sense of self and consciousness, like different organic physique capabilities, could not utterly stop at demise, Parnia provides. .

“These lucid experiences shouldn’t be seen because the trick of a broken or dying mind, however reasonably as a uniquely human expertise that happens on the brink of demise,” says Parnia. When the mind shuts down, lots of its pure braking techniques are launched. Called disinfection, this permits entry to the depths of an individual’s consciousness, together with saved recollections, ideas from childhood to demise, and different points of actuality. Although nobody is aware of the evolutionary objective of this phenomenon, it raises “attention-grabbing questions on human consciousness and even demise,” says Parnia.

The examine authors conclude that though analysis thus far can not absolutely show the reality or significance of sufferers’ experiences and calls for for consciousness of demise, they can’t be dominated out. They argue that the remembered expertise surrounding demise now deserves real empirical investigation with out prejudice.

The researchers plan to current their findings Nov. 6 on the Resuscitation Science Symposium, a part of the American Heart Association’s 2022 Scientific Sessions, in Chicago.

About 25 hospitals within the United States and Great Britain participated within the examine, referred to as AWARE II. Only hospitalized sufferers had been enrolled to standardize CPR and resuscitation strategies used after cardiac arrest, in addition to mind exercise recordings. Additional testimonies from 126 neighborhood cardiac arrest survivors had been additionally explored on this examine to additional perceive the themes associated to the demise expertise.

Parnia’s analysis is required to additional establish biomarkers of scientific consciousness, the expertise of remembering demise, and to observe the long-term psychological results of resuscitation after cardiac arrest.

The presentation, titled “AWAreness during Reanimation II: a multicenter examine of animacy in hearts during the American Heart Associations Scientific Sessions 2022,” was held Sunday on the Hyatt Hotel. The Regency Chicago Hotel in Chicago.

In addition to Parnia, different NYU Langone examine investigators embody Tara Keshavarz Shirazi, BA; Caitlin O’Neill, MPH; Emma Roellke, MD; Amanda Mengotta, MD; Thaddeus Tarpey, PhD; Elise Huppert, MD; Ian Jaffe, BS; Annelli Gonzalez, MS; Jing Xu, MS; and Emmeline Koopman, MS. Other examine investigators embody Deepak Pradhan, MD, at Bellevue Hospital in New York; Jignesh Patel, MD; Lin Tran, MD; Niraj Sinha, MD; and Rebecca Spiegel, MD, at Stony Brook University in New York; Shannon Findlay, MD[{” attribute=””>University of Iowa in Iowa City; Michael McBrine, MD, at Tufts University in Boston; Gavin Perkins, MD, at the

Funding and support for the study was provided by NYU Langone, The John Templeton Foundation, and the Resuscitation Council (UK) and National Institutes for Health Research in the U.K.

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