Background/aims: This study aims at describing the natural history and outcome of small duct primary sclerosing cholangitis (PSC).
Methods: Thirty-two patients with small duct PSC were studied. The average time taken for diagnosis was 69 (1-168) months. The median follow-up time was 63 (1-194) months.
Results: All patients including one who underwent liver transplantation because of end-stage liver disease and hepatocellular carcinoma were alive at follow-up. None developed cholangiocarcinoma. In 27 patients repeated cholangiographic examinations were done after a median time of 72 (12-192) months from first ERCP. Four developed features of large duct PSC.
Conclusions: Small duct PSC rarely progresses to large bile duct PSC and it seems to have a benign course in most patients and no development of cholangiocarcinoma was found.
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http://dx.doi.org/10.1016/s0168-8278(02)00036-3 | DOI Listing |
Vet Res Commun
January 2025
School of Agricultural Sciences, Innovation and Business, University of Passo Fundo, Passo Fundo, Brazil.
Choledochal cyst or biliary tract cyst is a pathological condition characterized by abnormal dilation of the hepatobiliary system. In veterinary medicine, case descriptions and histological characterizations of this biliary malformation are scarce, requiring reliance on data from human medicine. A presumptive diagnosis typically involves imaging studies, with histopathological examination required for confirmation.
View Article and Find Full Text PDFAnn Diagn Pathol
January 2025
University of California Davis School of Medicine, Department of Pathology and Laboratory Medicine, 4400 V Street, Sacramento, CA 95817, USA. Electronic address:
Two morphologic subtypes of intrahepatic cholangiocarcinoma (iCCA), small duct and large duct, are now recognized, and importantly, these subtypes are associated with distinct molecular pathways and therapeutic options. Initial studies demonstrated the feasibility of morphologic subclassification and helped characterize the immunoprofile of the subtypes. However, few studies have been undertaken in Western countries where incidence of the subtypes is likely distinct from that in the East.
View Article and Find Full Text PDFRev Esp Enferm Dig
January 2025
Hepatology. Gastroenterology Unit, Hospital Universitario Central de Asturias.
A 16-year-old boy was diagnosed from multiple sclerosis (MS) after suffering from paresthesia in upper limbs and VI cranial nerve paresis. Corticosteroids and fingolimod were started. After 13 months a worsening of liver biochemical tests (LBT) was noticed: ALP 787 U/L, GGT 737 U/L, AST 195, ALT 321, Bi 0.
View Article and Find Full Text PDFVet Radiol Ultrasound
January 2025
Animal Medical Center, Peco, Tokyo, Japan.
Ultrasonography is often used to diagnose biliary diseases in dogs; however, it is difficult to delineate the entire bile and pancreatic ducts. Various imaging techniques for bile and pancreatic ducts have been attempted to overcome this problem. Magnetic resonance cholangiopancreatography (MRCP) is often used to evaluate the bile and pancreatic ducts in humans with obstructive jaundice, but very few reports exist on its usage in dogs.
View Article and Find Full Text PDFLaryngoscope
January 2025
Department of Otorhinolaryngology-Head & Neck Surgery, Faculty of Medicine, Suez University, Suez, Egypt.
We present a simple and innovative sialendoscopy basket stone retrieval (BSR) simulator model composed mainly of a 1.0-mL insulin syringe with detachable needle whose lumen mimics a dilated salivary duct. Dried Guava seeds are used to imitate small-sized floating sialoliths.
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