Publications by authors named "Udit Dhingra"

Article Synopsis
  • This study explores how the pharmacokinetics of propofol—specifically its required concentrations—varies in different phases (dissection, anhepatic, and neohepatic) during liver transplantation.
  • It involved 20 patients with chronic liver disease, and used a target-controlled infusion method to adjust propofol levels based on the bispectral index (BIS), which measures consciousness levels.
  • Results showed that the mean target concentration of propofol was highest during the dissection phase, significantly decreasing during the anhepatic and neohepatic phases, indicating a need for lower propofol dosages in those latter stages.
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Purpose: The early post-transplant period after liver transplantation is critical, as recipients are highly susceptible to sepsis due to their immune-compromised state. This study aimed to identify the association between preoperative procalcitonin and early post-transplant sepsis and mortality at one month after living donor liver transplantation (LDLT).

Methodology: All patients who underwent LDLT from July 2021 to December 2021 were recruited prospectively.

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Introduction Endoscopic retrograde cholangiopancreatography (ERCP) is vital for diagnosing and treating biliary and pancreatic diseases, necessitating deep sedation typically achieved through total intravenous anesthesia. Propofol, with its favorable pharmacokinetic profile, is the preferred sedative, but conventional administration methods of mg/kg boluses or infusion rates pose challenges. Target-controlled infusion (TCI) systems offer a solution that ensures precise dose delivery of propofol.

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Objective: The primary objective was to compare the rates of early allograft dysfunction (EAD) in patients undergoing elective adult live donor liver transplantation (ALDLT) with and without graft portal inflow modulation (GIM) for portal hyper-perfusion. The secondary objectives were to compare time to normalization of bilirubin and International Normalized Ratio (INR), day 14 ascitic output more than 1liter, small-for-size syndrome (SFSS), intensive care unit / high dependency unit and total hospital stay, and 90 day morbidity and mortality.

Background: GIM can prevent EAD in ALDLT patients with portal hyper-perfusion.

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Objective: To compare intraoperative hemodynamic parameters, blood loss, renal function, and duration of surgery with and without temporary portocaval shunt (TPCS) in live donor liver transplantation (LT) recipients. Secondary objectives were postoperative early graft dysfunction, morbidity, mortality, total intensive care unit, and hospital stay.

Background: Blood loss during recipient hepatectomy for LT remains a major concern.

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Background and objectives Propofol-based sedation is one of the most commonly used methods for endoscopic retrograde cholangiopancreatography (ERCP). The commonest complications during ERCP are in the form of adverse cardiopulmonary events as a result of sedation. Etomidate has a more stable cardiovascular and respiratory profile than propofol and has been used for sedation in simple gastrointestinal endoscopy but has not been studied for procedural sedation in ERCP.

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One of the damage control strategies used to avoid or treat abdominal compartment syndrome is "open abdomen (OA)," where the facial edges and the skin is left open, exposing the abdominal viscera. Although it reduces the mortality both in trauma and non-trauma abdominal complications, it does create a significant challenge in an intensive care setting, as it has physiological consequences that need early recognition and prompt treatment both in the intensive care unit and in the operating room. The article aims to review literature on "open abdomen," describe the challenges in such cases, and proposes a guideline for the intensivist in managing a patient with an OA.

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