Obliterative portal venopathy: A neglected and probably misdiagnosed disease with peculiar etiology in South America.
Vinícius Santos NunesLuiz A R de FreitasJuliana R de FreitasCaio AraújoGildásio N JuniorMaria I SchinoniFernando BessoneRaymundo ParanáPublished in: JGH open : an open access journal of gastroenterology and hepatology (2022)
OPV can be diagnosed even before the onset of portal hypertension, ALT elevation, and especially GGT elevation in most cases. Its etiology is not defined, but autoimmune diseases, thrombophilia, and the use of medications or herbal medicines may play a role.
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