A comparison of the volume and pH of gastric contents of obese and lean surgical patients
RL Harter, WB Kelly, MG Kramer, CE Perez… - Anesthesia & …, 1998 - journals.lww.com
Obese surgical patients are typically considered to be more likely than lean patients to
possess high-volume and low-pH (HVLP) gastric contents after a standard preoperative fast …
possess high-volume and low-pH (HVLP) gastric contents after a standard preoperative fast …
Gastric residue is not more copious in obese patients
P Juvin, G Fèvre, M Merouche, T Vallot… - Anesthesia & …, 2001 - journals.lww.com
Results BMI was 46 8 kg/m2 in the obese subjects and 22 2 kg/m2 in the lean subjects. The
groups were similar for age (35 12 yr and 40 16 yr in the obese and lean subjects …
groups were similar for age (35 12 yr and 40 16 yr in the obese and lean subjects …
Drinking 300 mL of clear fluid two hours before surgery has no effect on gastric fluid volume and pH in fasting and non-fasting obese patients
JR Maltby, S Pytka, NC Watson… - Canadian Journal …, 2004 - search.proquest.com
Purpose To determine whether, in obese [body mass index (BMI)> 30 kg· m 2] patients, oral
intake of 300 mL clear liquid two hours before elective surgery affects the volume and pH of …
intake of 300 mL clear liquid two hours before elective surgery affects the volume and pH of …
When fasted is not empty: a retrospective cohort study of gastric content in fasted surgical patients
P Van de Putte, L Vernieuwe, A Jerjir… - BJA: British Journal …, 2017 - academic.oup.com
Background. Perioperative aspiration leads to significant morbidity and mortality. Point-of-
care gastric ultrasound is an emerging tool to assess gastric content at the bedside …
care gastric ultrasound is an emerging tool to assess gastric content at the bedside …
Comparative evaluation of gastric pH and volume in morbidly obese and lean patients undergoing elective surgery and effect of aspiration prophylaxis
Introduction The anesthetic management of patients with morbid obesity is challenging.
There is no consensus on the routine use of aspiration prophylaxis in morbidly obese …
There is no consensus on the routine use of aspiration prophylaxis in morbidly obese …
Effectiveness of standard fasting guidelines as assessed by gastric ultrasound examination: A clinical audit
S Sharma, AS Deo, P Raman - Indian journal of anaesthesia, 2018 - journals.lww.com
Methods: This audit was a prospective observational study which included all patients
posted for surgery within the audit period. Patients were fasted according to ASA fasting …
posted for surgery within the audit period. Patients were fasted according to ASA fasting …
Prevalence and factors predictive of full stomach in elective and emergency surgical patients: a prospective cohort study
L Bouvet, FP Desgranges, C Aubergy… - BJA: British Journal …, 2017 - academic.oup.com
Background. This prospective observational study sought to assess the rate of full and empty
stomach in elective and emergency patients and to determine the factors associated with full …
stomach in elective and emergency patients and to determine the factors associated with full …
Effects of preoperative carbohydrate loading on glucose metabolism and gastric contents in patients undergoing moderate surgery: a randomized, controlled trial
OBJECTIVE: Despite contrary evidence, the practice of overnight fasting before elective
surgery maintains its place in tradition. However, prolonged starvation, by its catabolic …
surgery maintains its place in tradition. However, prolonged starvation, by its catabolic …
Gastric emptying is not prolonged in obese patients
V Buchholz, H Berkenstadt, D Goitein… - Surgery for obesity and …, 2013 - Elsevier
Background Obesity is associated with a poor anesthetic risk, in part because of the greater
aspiration rates. A greater gastric residue and lower stomach pH have been implicated. The …
aspiration rates. A greater gastric residue and lower stomach pH have been implicated. The …
The evidence base behind modern fasting guidelines
PC Stuart - Best Practice & Research Clinical Anaesthesiology, 2006 - Elsevier
Fasting before general anaesthesia aims to reduce the volume and acidity of stomach
contents, thus decreasing the risk of regurgitation/aspiration. The objectives of the Cochrane …
contents, thus decreasing the risk of regurgitation/aspiration. The objectives of the Cochrane …
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