Cross-Sectional Study to Compare Preoperative Fasting Volume of Gastric Contents by Using Ultrasonography in Non-Diabetic and Diabetic Patients Posted for Elective Surgery

Autor: Kaushal Kenchey, Sarita Swami, Kalyani Patil
Jazyk: angličtina
Rok vydání: 2023
Předmět:
Zdroj: Archives of Anesthesia and Critical Care, Vol 10, Iss 2 (2023)
Druh dokumentu: article
ISSN: 2423-5849
DOI: 10.18502/aacc.v10i2.15062
Popis: Background: Diabetic patients are known to have gastroparesis and consequent delayed gastric emptying which predisposes them to an increased risk of aspiration as compared to the general population. This study compares the gastric volumes in diabetic and non-diabetic patients using point-of-care ultrasound and correlates it with the HbA1c levels in diabetic patients. Methods: This cross-sectional study included 180 patients, 90 diabetic (>5 years) and 90 nondiabetic, aged >40 years, American Society of Anaesthesiologists' physical status I–II kept fasting for 8 hours. Before induction, gastric ultrasound was performed to measure craniocaudal (CC) and anteroposterior (AP) diameters followed by calculation of antral cross-sectional area (CSA) and gastric volume (GV) in right lateral decubitus (RLD) position using curved array probe. In diabetic patients, the gastric volumes were correlated with HbA1c values. Results: In the RLD, the mean CC and AP diameters were higher in diabetic Group. The calculated CSA in RLD in diabetics (8.014 ± 2.412 cm2) were significantly higher than non-diabetic (6.314± 2.894 cm2) (p < 0.0001). The calculated GV of 71.501 ± 35.937 ml in the diabetic group was significantly higher than 48.0022± 41.587 ml in the non-diabetic group (p < 0.0001). In diabetics, the gastric volumes showed significant correlation with HbA1c. Conclusion: Diabetic patients show higher residual gastric volume as compared to non-diabetic patients indicating gastroparesis. The gastric volumes are further increased in those with poorly controlled disease with high HbA1C levels. Ultrasound is an effective tool in assessing the risk of aspiration and altering anaesthetic management accordingly.
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