Thus, the MELD score was created. The Model for End-Stage Liver Disease (MELD) score was later developed and approved in 2002. It was approved by the United Network for Organ Sharing (UNOS) as a way to determine the allocation of liver transplants to awaiting people in the United States. It is also used as a validated survival predictor of cirrhosis, alcoholic hepatitis, acute liver failure, and acute hepatitis. The variables included bilirubin, INR, creatinine, and dialysis frequency. In 2016, sodium was added to the variables and the score is often referred to as MELD-Na.MELD-Plus is a further risk score to assess severity of chronic liver disease. It was developed in 2017 as a result of a collaboration between Massachusetts General Hospital and IBM. Nine variables were identified as effective predictors for 90-day mortality after a discharge from a cirrhosis-related hospital admission. The variables include all Model for End-Stage Liver Disease (MELD)s components, as well as sodium, albumin, total cholesterol, white blood cell count, age, and length of stay.The hepatic venous pressure gradient (difference in venous pressure between incoming and outgoing blood to the liver) also determines the severity of cirrhosis, although it is hard to measure. A value of 16 mm or more means a greatly increased risk of death.
Testicle: an infarction of a testicle is commonly caused by testicular torsion and may require removal of the affected testicle(s) if not undone by surgery quickly enough. Eye: an infarction can occur to the central retinal artery which supplies the retina causing sudden visual loss. Bowel: Bowel infarction is generally caused by mesenteric ischemia due to blockages in the arteries or veins that supply the bowel. Associated diseases
Diseases commonly associated with infarctions include:

Peripheral artery occlusive disease (the most severe form of which is gangrene)
Antiphospholipid syndrome
Sepsis
Giant-cell arteritis (GCA)
Hernia
Volvulus
Sickle-cell disease

References
External links
 Media related to Infarction at Wikimedia Commons
 The dictionary definition of infarction at Wiktionary