Evidence map›Paper›PMID 42500639›Full record

ArticleIndian journal of anaesthesia2026

Comparison of del Nido and blood cardioplegia on metabolic changes and acid-base balance in adult cardiac surgeries under cardiopulmonary bypass.

Prashanth Chintalapudi, Syama Sundar Ayya, Akhya Kumar Kar, Dintakurthi Ragha Renuka, Gopinath Ramachandran, Praveena Anyapu

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Article in Indian journal of anaesthesia, 2026. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Not yet cited in PubMed.

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1 · What the graph read from it

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2 · The registry

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3 · Its place in the literature

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4 · The record

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5 · Who and what money

Authors and funding

6 authors.

Prashanth ChintalapudiDepartment of Critical Care, AIG Hospital, Gachibowli, Hyderabad, Telangana, India.ORCID https://orcid.org/0000-0002-3566-1517
Syama Sundar AyyaDepartment of Anesthesiology, All India Institute of Medical Sciences Bibinagar, Hyderabad, Telangana, India.ORCID https://orcid.org/0000-0002-5181-5993
Akhya Kumar KarDepartment of Anesthesiology, Nizam's Institute of Medical Sciences, Hyderabad, Telangana, India.ORCID https://orcid.org/0000-0003-0702-9597
Dintakurthi Ragha RenukaDepartment of Anaesthesiology, Mallareddy Medical College for Women, Hyderabad, Telangana, India.ORCID https://orcid.org/0000-0002-8489-4675
Gopinath RamachandranDepartment of Anaesthesiology, ESIC Medical College, Hyderabad, Telangana, India.ORCID https://orcid.org/0000-0002-5782-3716
Praveena AnyapuDepartment of Anesthesiology and Critical Care, Gitam Institute of Medical Sciences, Visakhapatnam, Andhra Pradesh, India.ORCID https://orcid.org/0009-0002-5670-6929

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Background and Aims: del Nido cardioplegia (DC), initially developed for paediatric cardiac surgery, is increasingly used in adult procedures due to its ability to provide prolonged myocardial protection with a single dose. However, its superiority over blood cardioplegia (BC) remains unclear. This study compared the effects of DC and BC on acid-base balance, potassium levels, and metabolic profiles in adults undergoing elective cardiac surgery with cardiopulmonary bypass (CPB). Methods: A retrospective observational study was conducted at a tertiary care centre over a period of 6 months. Forty-seven patients were divided into Group BC (received blood cardioplegia) and Group DC (received del Nido cardioplegia). Arterial blood gases were recorded at four intraoperative time points. The four time points were T1, baseline before CPB; T2, immediately after cardioplegia administration; T3, post-rewarming just before separation from CPB; and T4, before transfer to the intensive care unit. Statistical analyses were performed using independent t-tests and Chi-square tests, or their equivalent non-parametric alternatives when appropriate. Results: Group DC exhibited a significantly higher potential of hydrogen (pH) (7.49 vs 7.43, Conclusion: DC and BC showed largely comparable intraoperative metabolic and physiological profiles, with most observed differences remaining within acceptable physiological ranges and of limited clinical significance. DC may be a practical alternative to BC; however, larger prospective studies evaluating direct myocardial injury markers and postoperative outcomes are needed.

Indexed as

Acid–base equilibriumcardiopulmonary bypassdel Nido cardioplegia solutionglucosepotassium

Identifiers

PMID42500639
PMCPMC13399266

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