Rise and Fall of Therapeutic Hypothermia in Low-Resource Settings: Lessons from the HELIX Trial: Correspondence

Author(s):  
Shashidhar A. ◽  
Suman Rao PN.
2012 ◽  
Vol 101 (12) ◽  
pp. e564-e567 ◽  
Author(s):  
Niranjan Thomas ◽  
Grace Rebekah ◽  
Santhanam Sridhar ◽  
Manish Kumar ◽  
Kurien Anil Kuruvilla ◽  
...  

The Lancet ◽  
2008 ◽  
Vol 372 (9641) ◽  
pp. 801-803 ◽  
Author(s):  
Nicola J Robertson ◽  
Margaret Nakakeeto ◽  
Cornelia Hagmann ◽  
Frances M Cowan ◽  
Dominique Acolet ◽  
...  

Author(s):  
Vaisakh Krishnan ◽  
Vijay Kumar ◽  
Seetha Shankaran ◽  
Sudhin Thayyil

AbstractIn the past decade, therapeutic hypothermia using a variety of low-cost devices has been widely implemented in India and other low-and middle-income countries (LMIC) without adequate evidence of either safety or efficacy. The recently reported data from the world’s largest cooling trial (HELIX - hypothermia for encephalopathy in low- and middle-income countries) in LMIC provides definitive evidence of harm of cooling therapy with increase in mortality (number to harm 9) and lack of neuroprotection. Although the HELIX participating centers were highly selected tertiary neonatal intensive care units in South Asia with facilities for invasive ventilation, cardiovascular support, and 3 Tesla magnetic resonance imaging (MRI), and the trial used state-of-the-art automated servo-controlled cooling devices, a therapy that is harmful under such optimal conditions cannot be safe in low-resource settings that cannot even afford servo-controlled cooling devices.The HELIX trial has set a new benchmark for conducting high quality randomized controlled trials in terms of research governance, consent, ethics, follow-up rates, and involvement of parents. The standard care for neonatal encephalopathy in LMIC should remain normothermia, with close attention to prevention of hyperthermia. There is no role for therapeutic hypothermia in LMIC as the efficacy of hypothermia is dependent on the population, and not merely on the level of neonatal intensive care facilities. Future research should explore timings and origins of brain injury and prevention of brain injury in LMIC, with a strong emphasis on academic research capacity building and patient and public engagement.


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