Revised atlanta classification of acute pancreatitis the table summarizes the ct criteria for pancreatic and peripancreatic fluid the ct severity index ctsi combines the balthazar grade points with the extent. A las 48 horas examen clinico ranson 2 imrie 2 apache ii9. Tres o mas criterios indican pancreatitis grave tabla 1. Evaluation of the clinical usefulness of apache ii and saps systems in. Icu prediction scores in general need to be periodically recalibrated to reflect changes in practice and patient demographics. As such it should not be used to direct medical management. The balthazar score is a subscore within the ct severity index ctsi for grading of acute pancreatitis. In patients with longterm complicated pancreatitis, malnutrition develops during the course of the disease. Revised atlanta criteria for acute pancreatitis severity. Aug 04, 2019 many of the the early prognostic markers used were apache ii score. The apache ii score estimates icu mortality based on a number of laboratory values and patient signs taking both acute and chronic disease into account. Creating an account is free, easy, and takes about 60. The apache ii score must be recalibrated before it can be used in a population other than the one it was derived in. Online calculator for the acute physiology and chronic health evaluation apache ii to predict hospital mortality based on 14 factors.