In this study the investigators going to evaluate the "CLI" as an early prognostic indicator for post-operative abdominal sepsis in critically ill patients.
Sepsis has been recognized as a life-threatening organ dysfunction caused by a dysregulated host response to infection. Considerable advances have since been made into the pathobiology (changes in organ function, morphology, cell biology, biochemistry, immunology, and circulation), management, and epidemiology of sepsis, suggesting the need for continuous research. Peritonitis can be classified by the anatomical integrity of the abdominal cavity. Primary peritonitis is associated with undamaged intra-abdominal cavity organs. It is also known as spontaneous bacterial peritonitis and is treated without surgical intervention. The source of infection is often hard to establish and is usually found occurring in infants and cirrhotic patients. Secondary peritonitis is an infection of the peritoneal cavity after hollow viscus perforation, anastomotic leak, ischemic necrosis, or other injuries of the gastrointestinal tract. Tertiary peritonitis is defined as a serious recurrent or persistent intra-abdominal infection after the successful control of secondary peritonitis. Irrespective of the cause, several measures are available and accepted as improving the survival rate, the most important being the early recognition of intra-abdominal infection. Efforts to achieve fluid balance should be initiated immediately to replace any intravascular insufficiency. Vasoactive agents may be necessary to augment and assist fluid restoration. The treatment strategy for peritonitis primarily aims at the stabilization of possible organ dysfunction by routine intensive care medicine. Low risk secondary peritonitis (localized peritonitis), Ampicillin/Sulbactam or Carbapenem can be used as a monotherapy, however in combination therapy 2nd generation Cephalosporin + Metronidazole or 3rd generation Cephalosporin + Metronidazole can be used. High risk Secondary peritonitis Piperacillin/Tazobactam or Carbapenem or Tigecycline can be used as a monotherapy. A combination therapy 4th generation Cephalosporin + Metronidazole are usually used. Tertiary peritonitis antifungal therapy in high-risk patients and empirical therapy should cover the probable micro flora and should be changed according to the culture results. Capillary leak syndrome (CLS) refers to a syndrome of deranged fluid homeostasis, often observed in critically ill patients, CLS is frequently defined by excessive fluid shift from the intravascular to the extravascular space, resulting in intravascular hypovolemia, extravascular edema formation, and hypo perfusion necessitating further fluid resuscitation. In health, fluid exchange between intravascular and extravascular spaces is vital for maintaining the body's homeostasis. However, disturbances in this delicate equilibrium, can lead to the clinical picture of CLS. CLI is measured by dividing CRP level by albumin level. Systematic response to tissue injury, including major surgery, is marked by increased pro inflammatory cytokines, which promotes CRP production and capillary leakage. If the injury still exists, inflammatory process will continue. Our study will be done to evaluate the association between capillary leak index (CLI) and intensive care unit (ICU) related mortality in patients underwent major abdominal surgery.
Study Type
OBSERVATIONAL
Enrollment
100
Surgical intensive Care Unit, Ain Shams University Hospitals.
Cairo, Cairo Governorate, Egypt
Number of Participants Who Died by Day 28
Baseline CLI will be calculated on ICU admission . Mortality status (alive or dead) will be assessed at 28 days after ICU admission. The primary outcome is the number of participants who died from any cause by day 28 after ICU admission. The Association between basline CLI and 28-day all- cause mortality will be evaluated.
Time frame: 28 days after ICU admission
ICU Stay [Unit: More Than 3 Days].
ICU Stay \[Unit: more than 3 Days\].
Time frame: up to 28 days
Procalcitonin [Unit: ng/mL] [Time Frame: 3 Days]
The Relationship Between Variables: The investigators will analyze CLI as a prognostic indicator using logistic regression to predict risk of ICU mortality.
Time frame: up to 3 days
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