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Images
Published: 01 September 2024
VANISHING BILE DUCT SYNDROME Figure 9-26 VANISHING BILE DUCT SYNDROME The central portal tract has an absent bile ductule that has disappeared in the chronic inflammation. More about this image found in VANISHING BILE DUCT SYNDROME The central portal tract has an absent bile d...
Images
Published: 01 September 2024
SCLEROSING CHOLANGITIS DUE TO HIV2 INFECTION Figure 9-25 SCLEROSING CHOLANGITIS DUE TO HIV2 INFECTION Greatly thickened bile ducts. More about this image found in SCLEROSING CHOLANGITIS DUE TO HIV2 INFECTION Greatly thickened bile ducts....
Images
Published: 01 September 2024
STREPTOCOCCUS PNEUMONIAE Figure 12-5 STREPTOCOCCUS PNEUMONIAE Colonies on blood agar show alpha hemolysis (A), lysis after exposure to bile (B), and lack of growth around optochin (C). More about this image found in STREPTOCOCCUS PNEUMONIAE Colonies on blood agar show alph...
Images
Published: 01 September 2024
LEPTOSPIROSIS Figure 14-26 LEPTOSPIROSIS Kidney with prominent hemorrhage (A) and acute tubular necrosis showing granular cast and focal neutrophil infiltration (C). Liver reveals a cholestatic hepatitis (B), with prominent intracanalicular bile plugs at high power (D). (Courtesy of the CDC IDPB)... More about this image found in LEPTOSPIROSIS Kidney with prominent hemorrhage (A) and acute tubular necro...
Images
Published: 01 September 2024
NONCIRRHOTIC PORTAL HYPERTENSION Figure 9-24 NONCIRRHOTIC PORTAL HYPERTENSION A: Trichrome stain of a liver biopsy with obliterated portal vein (bottom left, above bile duct). B: Portal vein sclerosis is highlighted on an elastic van Gieson stain. C: Low-power view of liver shows nodular regene... More about this image found in NONCIRRHOTIC PORTAL HYPERTENSION A: Trichrome stain of a liver biopsy with...
Book Chapter
Series: Atlases of Tumor and Non-Tumor Pathology, Series 5
Volume: 20
Published: 01 September 2024
10.55418/9781933477435-09
ISBN-10: 1-933477-43-1
ISBN: 978-1-933477-43-5
... TO HIV AND HIGHLY ACTIVE ANTIRETROVIRAL THERAPY (HAART) HIV infection of stellate (Ito) cells Induces pericellular fibrosis Lymphoid hyperplasia in portal tracts Early HIV infection Bile duct lesions Vanishing bile duct syndrome Rare Sclerosing cholangitis Opportunistic infection...
Book Chapter
Series: Atlases of Tumor and Non-Tumor Pathology, Series 5
Volume: 20
Published: 01 September 2024
10.55418/9781933477435-05
ISBN-10: 1-933477-43-1
ISBN: 978-1-933477-43-5
... into regenerating nodular liver parenchyma (B), with associated hepatocyte dropout (“piecemeal necrosis”) (C,D). Liver injury is associated with regenerative change, including widening of the liver plates, binucleate hepatocytes, and identifiable mitotic activity. Later stages show a proliferation of small bile...
Book Chapter
Series: Atlases of Tumor and Non-Tumor Pathology, Series 5
Volume: 20
Published: 01 September 2024
10.55418/9781933477435-14
ISBN-10: 1-933477-43-1
ISBN: 978-1-933477-43-5
... neutrophil infiltration (C). Liver reveals a cholestatic hepatitis (B), with prominent intracanalicular bile plugs at high power (D). (Courtesy of the CDC IDPB) The lungs are frequently affected. Grossly, the hemorrhages are observed as small foci of red parenchymal discoloration. Microscopically...
Book Chapter
Series: Atlases of Tumor and Non-Tumor Pathology, Series 5
Volume: 20
Published: 01 September 2024
10.55418/9781933477435-12
ISBN-10: 1-933477-43-1
ISBN: 978-1-933477-43-5
... readily on blood agar in routine laboratory conditions. Colonies are α-hemolytic and, after a few hours of incubation, show central autolysis to give rise to the characteristic colony umbilication. The organisms are catalase negative, optochin sensitive, and bile soluble (lysis) ( fig. 12-5 ). Other...
Book Chapter
Series: Atlases of Tumor and Non-Tumor Pathology, Series 5
Volume: 20
Published: 01 September 2024
10.55418/9781933477435-13
ISBN-10: 1-933477-43-1
ISBN: 978-1-933477-43-5
... darkfield microscopy (to demonstrate the organism’s “shooting star” motility), culture on selective media (such as thiosulphate-citrate-bile acids [TCBS] agar), which is considered the gold standard, serotyping and immunoassays, and PCR testing ( fig. 13-21 ) ( 62 ). During a cholera epidemic, confirmation...
Book Chapter
Series: Atlases of Tumor and Non-Tumor Pathology, Series 5
Volume: 20
Published: 01 September 2024
10.55418/9781933477435-21
ISBN-10: 1-933477-43-1
ISBN: 978-1-933477-43-5
..., liver, pancreas, bile ducts, kidney, and heart ( 82 - 84 ). The presence of any necrotic ulcer (eschar) in the skin or nasal mucosa of high-risk individuals should always raise suspicion for mucormycosis ( fig. 21-37 ). Rhino-orbito-cerebral disease usually progresses within a matter of hours, thus...
Book Chapter
Series: Atlases of Tumor and Non-Tumor Pathology, Series 5
Volume: 17
Published: 15 November 2023
10.55418/9781933477299-ch33
ISBN-10: 1-933477-29-6
ISBN: 978-1-933477-29-9
... and bile ductular branches within triads, obliterated portal veins, and obstructive biliary changes ( 45 ). Definition. Budd-Chiari syndrome is caused by the obstruction of hepatic blood outflow at the level of either the hepatic veins or hepatic portion of the inferior vena cava. The former...
Book Chapter
Series: Atlases of Tumor and Non-Tumor Pathology, Series 5
Volume: 17
Published: 15 November 2023
10.55418/9781933477299-ch38
ISBN-10: 1-933477-29-6
ISBN: 978-1-933477-29-9
...-ASSOCIATED LIVER DISEASE (FALD) Microscopic Findings Frequency (%) Central (zone 3) congestion 100 Sinusoidal dilatation (often marked) 100 Sinusoidal fibrosis 90 Bridging fibrosis a 75 Bile ductular proliferation 75 Portal fibrosis 70 Cirrhosis...
Images
Published: 01 March 2023
HEPATIC BILE DUCT HAMARTOMA Figure 7-42 HEPATIC BILE DUCT HAMARTOMA Glands with flattened epithelial lining and luminal bile. More about this image found in HEPATIC BILE DUCT HAMARTOMA Glands with flattened epithelial lining and lu...
Images
Published: 01 March 2023
ANATOMIC VARIATIONS IN THE PANCREATIC AND COMMON BILE DUCT SYSTEM Figure 1-3 ANATOMIC VARIATIONS IN THE PANCREATIC AND COMMON BILE DUCT SYSTEM A: The proximal portion of the dorsal pancreatic duct regresses completely. B: The proximal portion of the dorsal pancreatic duct remains patent as the a... More about this image found in ANATOMIC VARIATIONS IN THE PANCREATIC AND COMMON BILE DUCT SYSTEM A: The p...
Images
Published: 01 March 2023
ANATOMIC VARIATIONS IN THE UNION OF THE COMMON BILE DUCT AND THE MAIN PANCREATIC DUCT AT THE MAJOR PAPILLA Figure 1-4 ANATOMIC VARIATIONS IN THE UNION OF THE COMMON BILE DUCT AND THE MAIN PANCREATIC DUCT AT THE MAJOR PAPILLA A: Early fusion with a long common channel of 3 mm or more. B: Late fus... More about this image found in ANATOMIC VARIATIONS IN THE UNION OF THE COMMON BILE DUCT AND THE MAIN PANCR...
Images
Published: 01 March 2023
HEPATIC BILE DUCT ADENOMA Figure 7-41 HEPATIC BILE DUCT ADENOMA Low- (left) and high- (right) magnification views demonstrate a well-demarcated lesion composed of well-differentiated tubular glands lined by uniform nonmucinous cuboidal epithelial cells. More about this image found in HEPATIC BILE DUCT ADENOMA Low- (left) and high- (right) magnification view...
Images
Published: 01 March 2023
AMPULLA OF VATER DISSECTION Figure 16-3 AMPULLA OF VATER DISSECTION Histologic sections taken through the ampulla of Vater demonstrate the relationships among the bile duct (BD), papilla of Vater (PV), pancreatic duct (PD), and duodenum (DUO) (left, right). Note the in situ carcinoma in the bile ... More about this image found in AMPULLA OF VATER DISSECTION Histologic sections taken through the ampulla ...
Images
Published: 01 March 2023
INTRADUCTAL PAPILLARY MUCINOUS NEOPLASM Figure 6-14 INTRADUCTAL PAPILLARY MUCINOUS NEOPLASM Large papillary neoplastic projections in a fistula connecting the main pancreatic duct with a bile duct that is obstructed by neoplastic tissue and mucin and shows prestenotic dilatation. The two probes a... More about this image found in INTRADUCTAL PAPILLARY MUCINOUS NEOPLASM Large papillary neoplastic project...
Book Chapter
Book: Tumors of the Pancreas
Series: Atlases of Tumor and Non-Tumor Pathology, Series 5
Volume: 15
Published: 01 March 2023
10.55418/9781933477275-16
ISBN-10: 1-933477-27-X
ISBN: 978-1-933477-27-5
... vs. pylorus-sparing), distal pancreatectomy, total pancreatectomy, enucleation of mass Organs present Identify all organs resected Measurements Individual organs and mass lesion(s) in 3 dimensions Location of mass Exact location, e.g., pancreatic head centered around pancreatic or bile...
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