Severe portal and systemic acidosis during CO<sub>2</sub>-laparoscopy compared to helium or gasless laparoscopy and laparotomy in a rodent model: an experimental study.

Surg Endosc · 2022 · PMC9160112 · PMID 34741205

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highly significantno p-value reported

Experiment 1: intragroup pH alteration over time In the CO 2 -LS group, a highly significant pH-drop with a tendency to aggravate over time was detected in all vessels as shown in Table 1 .

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