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The Ranson criteria form a clinical prediction rule for predicting the prognosis and mortality risk of acute pancreatitis. They were introduced in 1974 by the English - American pancreatic expert and surgeon Dr. John Ranson (1938–1995).
Acute pancreatitis (AP) is a sudden inflammation of the pancreas.Causes include a gallstone impacted in the common bile duct or the pancreatic duct, heavy alcohol use, systemic disease, trauma, elevated calcium levels, hypertriglyceridemia (with triglycerides usually being very elevated, over 1000 mg/dL), certain medications, hereditary causes and, in children, mumps.
Pediatric end-stage liver disease (PELD) is a disease severity scoring system for children under 12 years of age. [1] It is calculated from the patient's albumin, bilirubin, and international normalized ratio (INR) together with the patient's age and degree of growth failure.
The surgeon and portal hypertension expert Charles Gardner Child (1908–1991) (with Turcotte) of the University of Michigan first proposed the scoring system in 1964 in a textbook on liver disease. [3]
The Model for End-Stage Liver Disease, or MELD, is a scoring system for assessing the severity of chronic liver disease.It was initially developed to predict mortality within three months of surgery in patients who had undergone a transjugular intrahepatic portosystemic shunt (TIPS) procedure, [1] and was subsequently found to be useful in determining prognosis and prioritizing for receipt of ...
MDCalc is a free online medical reference for healthcare professionals that provides point-of-care clinical decision-support tools, including medical calculators, scoring systems, and algorithms. [1]
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Liver biopsy is generally a safe procedure, but it is invasive. Complications of liver biopsy are rare but potentially lethal. [7] The majority of complications (60%) occur within two hours, and 96% occur within 24 hours following the procedure. [7]