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neoplasm

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Book Chapter
Series: Atlases of Tumor and Non-Tumor Pathology, Series 5
Volume: 15
Published: 01 March 2023
DOI: 10.55418/9781933477275-11
ISBN-10: 1-933477-27-X
ISBN: 978-1-933477-27-5
...SOLID PSEUDOPAPILLARY NEOPLASM Figure 11-1 SOLID PSEUDOPAPILLARY NEOPLASM Left: Computerized tomography (CT) scan shows a heterogeneous, circumscribed tumor in the head of the pancreas (arrow). Right: Large mass with solid and irregular cystic regions in the pancreatic tail. SOLID...
Book Chapter
Series: Atlases of Tumor and Non-Tumor Pathology, Series 5
Volume: 15
Published: 01 March 2023
DOI: 10.55418/9781933477275-06
ISBN-10: 1-933477-27-X
ISBN: 978-1-933477-27-5
...Table 6-1 IMMUNOHISTOCHEMICAL FEATURES OF INTRADUCTAL NEOPLASMS Histologic Differentiation MUC1 Expression MUC2 Expression MUC5AC Expression MUC6 Expression CDX2 Expression Type of Associated Invasive Cancer Intestinal (IPMN a ) - + + + + Colloid Gastric...
Book Chapter
Series: Atlases of Tumor and Non-Tumor Pathology, Series 5
Volume: 15
Published: 01 March 2023
DOI: 10.55418/9781933477275-12
ISBN-10: 1-933477-27-X
ISBN: 978-1-933477-27-5
...Table 12-1 WORLD HEALTH ORGANIZATION (WHO) CLASSIFICATION OF PANCREATIC NEUROENDOCRINE NEOPLASMS a Differentiation Terminology Mitoses per 2 mm2 Ki-67 Index b Well differentiated NET c G1 <2 <3% NET G2 2 - 20 3 - 20% NET...
Book Chapter
Series: Atlases of Tumor and Non-Tumor Pathology, Series 5
Volume: 15
Published: 01 March 2023
DOI: 10.55418/9781933477275-14
ISBN-10: 1-933477-27-X
ISBN: 978-1-933477-27-5
... 2 10 6 4 1 21  Total 815 208 (25%) 103 (13%) 91 (11%) 78 (10%) 49 (6%) 33 (4%) 30 (4%) 223 (27%) c a Modified from reference 10 . b N = Total number. c Includes lymphoma/leukemia and metastatic neoplasms infrequently seen in any individual series...
Images
INTRADUCTAL PAPILLARY SQUAMOUS <span class="search-highlight">NEOPLASM</span>  Left: The papillary <span class="search-highlight">neoplasm</span> proje...
Published: 01 March 2023
INTRADUCTAL PAPILLARY SQUAMOUS NEOPLASM Figure 6-62 INTRADUCTAL PAPILLARY SQUAMOUS NEOPLASM Left: The papillary neoplasm projects into the lumen of a dilated duct. Right: Papillae are lined by nonkeratinized stratified squamous epithelium with intraepithelial microcysts. There is little nuclear ... More about this image found in INTRADUCTAL PAPILLARY SQUAMOUS NEOPLASM Left: The papillary neoplasm proje...
Images
SCLEROSING EPITHELIOID MESENCHYMAL <span class="search-highlight">NEOPLASM</span>  This circumscribed <span class="search-highlight">neoplasm</span> ha...
Published: 01 March 2023
SCLEROSING EPITHELIOID MESENCHYMAL NEOPLASM Figure 13-17 SCLEROSING EPITHELIOID MESENCHYMAL NEOPLASM This circumscribed neoplasm has variable cellularity and extensive areas of fibrosis. Lymphoid aggregates are present at the periphery. More about this image found in SCLEROSING EPITHELIOID MESENCHYMAL NEOPLASM This circumscribed neoplasm ha...
Images
<span class="search-highlight">NEOPLASM</span> DISSECTION  Dissection of a <span class="search-highlight">neoplasm</span> in the pancreatic tail. (Artw...
Published: 01 March 2023
NEOPLASM DISSECTION Figure 16-4 NEOPLASM DISSECTION Dissection of a neoplasm in the pancreatic tail. (Artwork by Jennifer Parsons Brumbaugh, M.A.) More about this image found in NEOPLASM DISSECTION Dissection of a neoplasm in the pancreatic tail. (Artw...
Book Chapter
Series: Atlases of Tumor and Non-Tumor Pathology, Series 5
Volume: 15
Published: 01 March 2023
DOI: 10.55418/9781933477275-04
ISBN-10: 1-933477-27-X
ISBN: 978-1-933477-27-5
...) MICROCYSTIC SEROUS CYSTADENOMA Figure 4-2 MICROCYSTIC SEROUS CYSTADENOMA Left: The cysts are tiny (mostly less than 2 mm in size) and form a honeycomb pattern around a central stellate scar. Right: The neoplasm is sharply circumscribed from the surrounding pancreatic parenchyma. MICROCYSTIC SEROUS...
Book Chapter
Series: Atlases of Tumor and Non-Tumor Pathology, Series 5
Volume: 15
Published: 01 March 2023
DOI: 10.55418/9781933477275-05
ISBN-10: 1-933477-27-X
ISBN: 978-1-933477-27-5
...Table 5-1 COMPARISON OF COMMON CYSTIC NEOPLASMS MCN a IPMN SCN SPN CpanNET Pseudocyst Age (years) 40-60 50-70 60-70 15-30 30-70 30-50 Gender Female>Male Male>Female Female>Male Female>Male Male=Female Male>Female Head vs. body/tail...
Book Chapter
Series: Atlases of Tumor and Non-Tumor Pathology, Series 5
Volume: 15
Published: 01 March 2023
DOI: 10.55418/9781933477275-13
ISBN-10: 1-933477-27-X
ISBN: 978-1-933477-27-5
...LYMPHANGIOMA Figure 13-1 LYMPHANGIOMA The neoplasms are typically large, solitary, and multi-cystic. The cysts have a smooth lining. LYMPHANGIOMA Figure 13-2 LYMPHANGIOMA Left: Cysts are lined by endothelial cells with oval, slightly raised nuclei; cyst walls contain collagen and irregularly...
Images
MICROCYSTIC SEROUS CYSTADENOMA  This large <span class="search-highlight">neoplasm</span> (9 cm in diameter) is w...
Published: 01 March 2023
MICROCYSTIC SEROUS CYSTADENOMA Figure 4-3 MICROCYSTIC SEROUS CYSTADENOMA This large neoplasm (9 cm in diameter) is well-demarcated, composed of innumerable small cysts (between 2 mm and 1 cm in diameter), and displaces but does not involve the main pancreatic duct (arrow). More about this image found in MICROCYSTIC SEROUS CYSTADENOMA This large neoplasm (9 cm in diameter) is w...
Images
UNILOCULAR SUBTYPE OF MACROCYSTIC SEROUS CYSTADENOMA  The cystic <span class="search-highlight">neoplasm</span> i...
Published: 01 March 2023
UNILOCULAR SUBTYPE OF MACROCYSTIC SEROUS CYSTADENOMA Figure 4-8 UNILOCULAR SUBTYPE OF MACROCYSTIC SEROUS CYSTADENOMA The cystic neoplasm is composed of one large cyst with mural haustrations. (Courtesy of Prof. P. Komminoth, Zürich, Switzerland) More about this image found in UNILOCULAR SUBTYPE OF MACROCYSTIC SEROUS CYSTADENOMA The cystic neoplasm i...
Images
SOLID SEROUS ADENOMA  The <span class="search-highlight">neoplasm</span> is light gray-brown. Essentially no cyst...
Published: 01 March 2023
SOLID SEROUS ADENOMA Figure 4-9 SOLID SEROUS ADENOMA The neoplasm is light gray-brown. Essentially no cysts are grossly recognizable. More about this image found in SOLID SEROUS ADENOMA The neoplasm is light gray-brown. Essentially no cyst...
Images
SOLID SEROUS ADENOMA  In this case, most of the <span class="search-highlight">neoplasm</span> is solid, although...
Published: 01 March 2023
SOLID SEROUS ADENOMA Figure 4-10 SOLID SEROUS ADENOMA In this case, most of the neoplasm is solid, although some micro cystic regions are present (bottom). More about this image found in SOLID SEROUS ADENOMA In this case, most of the neoplasm is solid, although...
Images
MIXED SEROUS-NEUROENDOCRINE <span class="search-highlight">NEOPLASM</span> ASSOCIATED WITH VHL DISEASE  Left: Sol...
Published: 01 March 2023
MIXED SEROUS-NEUROENDOCRINE NEOPLASM ASSOCIATED WITH VHL DISEASE Figure 4-11 MIXED SEROUS-NEUROENDOCRINE NEOPLASM ASSOCIATED WITH VHL DISEASE Left: Solid, nodular, yellow-white neuroendocrine tumor is adjacent to microcystic serous cystadenoma. Right: At higher power, the neuroendocrine and sero... More about this image found in MIXED SEROUS-NEUROENDOCRINE NEOPLASM ASSOCIATED WITH VHL DISEASE Left: Sol...
Images
VHL-ASSOCIATED MIXED SEROUS-NEUROENDOCRINE <span class="search-highlight">NEOPLASM</span>  Low-power (left) and c...
Published: 01 March 2023
VHL-ASSOCIATED MIXED SEROUS-NEUROENDOCRINE NEOPLASM Figure 4-20 VHL-ASSOCIATED MIXED SEROUS-NEUROENDOCRINE NEOPLASM Low-power (left) and close-up view (right) demonstrate neuroendocrine tumor components adjacent to microcysts lined by flattened cuboidal cells. The neuroendocrine neoplasm has foca... More about this image found in VHL-ASSOCIATED MIXED SEROUS-NEUROENDOCRINE NEOPLASM Low-power (left) and c...
Images
SEROUS MICROCYSTIC CYSTADENOMA  The cells of the <span class="search-highlight">neoplasm</span> appear larger on ...
Published: 01 March 2023
SEROUS MICROCYSTIC CYSTADENOMA Figure 4-24 SEROUS MICROCYSTIC CYSTADENOMA The cells of the neoplasm appear larger on air-dried smears but maintain their polygonal shape, with central nuclei and nonmucinous cytoplasm (direct smear; Diff Quik). More about this image found in SEROUS MICROCYSTIC CYSTADENOMA The cells of the neoplasm appear larger on ...
Images
MUCINOUS CYSTIC <span class="search-highlight">NEOPLASM</span>  Computerized tomography (CT) scan shows a low att...
Published: 01 March 2023
MUCINOUS CYSTIC NEOPLASM Figure 5-1 MUCINOUS CYSTIC NEOPLASM Computerized tomography (CT) scan shows a low attenuation cystic lesion in the tail of the pancreas with internal septa and large locules. (Courtesy of Dr. S. S. Siegelman, Baltimore, MD) More about this image found in MUCINOUS CYSTIC NEOPLASM Computerized tomography (CT) scan shows a low att...
Images
MUCINOUS CYSTIC <span class="search-highlight">NEOPLASM</span>  Large mucin-containing cysts with a few smaller i...
Published: 01 March 2023
MUCINOUS CYSTIC NEOPLASM Figure 5-2 MUCINOUS CYSTIC NEOPLASM Large mucin-containing cysts with a few smaller internal cysts (A) are separated by thin septa with a smooth lining (B). The neoplasm is sharply separated from the pancreatic parenchyma and does not involve the pancreatic duct (arrow). ... More about this image found in MUCINOUS CYSTIC NEOPLASM Large mucin-containing cysts with a few smaller i...
Images
MUCINOUS CYSTIC <span class="search-highlight">NEOPLASM</span>  Unilocular cyst with a solid mural nodule (top le...
Published: 01 March 2023
MUCINOUS CYSTIC NEOPLASM Figure 5-3 MUCINOUS CYSTIC NEOPLASM Unilocular cyst with a solid mural nodule (top left), representing an area with high-grade dysplasia and associated invasive carcinoma. More about this image found in MUCINOUS CYSTIC NEOPLASM Unilocular cyst with a solid mural nodule (top le...