1-20 of 260 Search Results for

reaction

Follow your search
Access your saved searches in your account

Would you like to receive an alert when new items match your search?
Close Modal
Sort by
Images
DUCTAL ADENOCARCINOMA  Intense desmoplastic <span class="search-highlight">reaction</span> to the invasive carcin...
Published: 01 March 2023
DUCTAL ADENOCARCINOMA Figure 7-7 DUCTAL ADENOCARCINOMA Intense desmoplastic reaction to the invasive carcinoma. The neoplastic glands have a haphazard distribution. More about this image found in DUCTAL ADENOCARCINOMA Intense desmoplastic reaction to the invasive carcin...
Images
MIXED ACINAR-NEUROENDOCRINE CARCINOMA  Immunolabeling for trypsin (A) and c...
Published: 01 March 2023
MIXED ACINAR-NEUROENDOCRINE CARCINOMA Figure 9-40 MIXED ACINAR-NEUROENDOCRINE CARCINOMA Immunolabeling for trypsin (A) and chromogranin (B) identifies the two components in the case from figure 9-39 . By double immunolabeling (C), the central acinar cells (blue reaction product) are sharply dist... More about this image found in MIXED ACINAR-NEUROENDOCRINE CARCINOMA Immunolabeling for trypsin (A) and c...
Images
MIXED ACINAR-NEUROENDOCRINE CARCINOMA  Double immunohistochemical labeling ...
Published: 01 March 2023
MIXED ACINAR-NEUROENDOCRINE CARCINOMA Figure 9-44 MIXED ACINAR-NEUROENDOCRINE CARCINOMA Double immunohistochemical labeling for trypsin (blue reaction product) and synaptophysin (brown reaction product) shows the relationship of the two cells types, which vary in amount regionally (A,B) and are i... More about this image found in MIXED ACINAR-NEUROENDOCRINE CARCINOMA Double immunohistochemical labeling ...
Images
ARIAS STELLA <span class="search-highlight">REACTION</span>  This phenomenon features glands with mucinous cytopl...
Published: 01 February 2023
ARIAS STELLA REACTION Figure 3-85 ARIAS STELLA REACTION This phenomenon features glands with mucinous cytoplasm and markedly enlarged nuclei, many of which protrude toward the luminal space. (Courtesy of Dr. C. Otis, Springfield, MA) More about this image found in ARIAS STELLA REACTION This phenomenon features glands with mucinous cytopl...
Images
SOLID PSEUDOPAPILLARY NEOPLASM  A: The interface with the adjacent pancreas...
Published: 01 March 2023
SOLID PSEUDOPAPILLARY NEOPLASM Figure 11-15 SOLID PSEUDOPAPILLARY NEOPLASM A: The interface with the adjacent pancreas is often infiltrative, but there is no stromal reaction to the neoplasm. B: Islands of tumor are surrounded by pancreatic parenchyma, where the neoplastic cells resemble islets.... More about this image found in SOLID PSEUDOPAPILLARY NEOPLASM A: The interface with the adjacent pancreas...
Images
INTRADUCTAL TUBULOPAPILLARY NEOPLASM WITH ASSOCIATED INVASIVE CARCINOMA  Le...
Published: 01 March 2023
INTRADUCTAL TUBULOPAPILLARY NEOPLASM WITH ASSOCIATED INVASIVE CARCINOMA Figure 6-59 INTRADUCTAL TUBULOPAPILLARY NEOPLASM WITH ASSOCIATED INVASIVE CARCINOMA Left: Irregular and angulated glands infiltrate the periductal stroma, with associated stromal reaction (inset). Right: Subtle nests and str... More about this image found in INTRADUCTAL TUBULOPAPILLARY NEOPLASM WITH ASSOCIATED INVASIVE CARCINOMA Le...
Images
MIXED ACINAR-DUCTAL CARCINOMA  A: The mucinous acinar cell carcinoma patter...
Published: 01 March 2023
MIXED ACINAR-DUCTAL CARCINOMA Figure 9-47 MIXED ACINAR-DUCTAL CARCINOMA A: The mucinous acinar cell carcinoma pattern has a solid appearance, with regions closely resembling acinar cell carcinoma, but the periphery of the neoplasm has intracellular mucin. B: There is expression of trypsin (brown... More about this image found in MIXED ACINAR-DUCTAL CARCINOMA A: The mucinous acinar cell carcinoma patter...
Images
TUBO-ENDOMETRIOID METAPLASIA  Left: Simple, round to tubular glands are see...
Published: 01 February 2023
TUBO-ENDOMETRIOID METAPLASIA Figure 3-86 TUBO-ENDOMETRIOID METAPLASIA Left: Simple, round to tubular glands are seen in the endocervical mucosa; the stroma can appear reactive and simulate desmoplastic reaction (upper right aspect). Right: The glands are lined by columnar epithelium with endomet... More about this image found in TUBO-ENDOMETRIOID METAPLASIA Left: Simple, round to tubular glands are see...
Images
VULVAR SQUAMOUS CELL CARCINOMA, HPV INDEPENDENT, WITH CONSPICUOUS INTERFACE...
Published: 01 February 2023
VULVAR SQUAMOUS CELL CARCINOMA, HPV INDEPENDENT, WITH CONSPICUOUS INTERFACE ATYPIA Figure 5-32 VULVAR SQUAMOUS CELL CARCINOMA, HPV INDEPENDENT, WITH CONSPICUOUS INTERFACE ATYPIA Although not pathognomonic, keratinizing tumors with irregularly shaped, frankly infiltrative nests eliciting a fibromyxoid stromal reaction (left) and interface atypia at high power (right) are typically independent from HPV infection and harbor TP53 abnormalities. More about this image found in VULVAR SQUAMOUS CELL CARCINOMA, HPV INDEPENDENT, WITH CONSPICUOUS INTERFACE...
Images
ENDOMETRIAL CARCINOMA INVOLVING THE CERVIX  Secondary spread to the cervix ...
Published: 01 February 2023
ENDOMETRIAL CARCINOMA INVOLVING THE CERVIX Figure 3-74 ENDOMETRIAL CARCINOMA INVOLVING THE CERVIX Secondary spread to the cervix from an endometrial tumor can be seen as direct spread (A) or as a skip lesion, discontinuous with the dominant mass. This endometrial endometrioid carcinoma shows conv... More about this image found in ENDOMETRIAL CARCINOMA INVOLVING THE CERVIX Secondary spread to the cervix ...
Book Chapter
Series: Atlases of Tumor and Non-Tumor Pathology, Series 5
Volume: 15
Published: 01 March 2023
DOI: 10.55418/9781933477275-09
ISBN-10: 1-933477-27-X
ISBN: 978-1-933477-27-5
... for trypsin (A) and chromogranin (B) identifies the two components in the case from figure 9-39 . By double immunolabeling (C), the central acinar cells (blue reaction product) are sharply distinct from the peripheral neuroendocrine cells (brown reaction product), without individual cells showing...
Book Chapter
Series: Atlases of Tumor and Non-Tumor Pathology, Series 5
Volume: 15
Published: 01 March 2023
DOI: 10.55418/9781933477275-08
ISBN-10: 1-933477-27-X
ISBN: 978-1-933477-27-5
... be sparse compared to the histiocytic component, contains markedly irregular, enlarged nuclei compared to the small bland nuclei of a solid pseudopapillary neoplasm. Immunohistochemistry to highlight malignant epithelial cells may show only focal keratin expression. Inflammatory histiocytic reactions...
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 A: The interface with the adjacent pancreas is often infiltrative, but there is no stromal reaction to the neoplasm. B: Islands of tumor are surrounded by pancreatic parenchyma, where the neoplastic cells resemble islets. C: Non-neoplastic acini are entrapped within...
Book Chapter
Series: Atlases of Tumor and Non-Tumor Pathology, Series 5
Volume: 15
Published: 01 March 2023
DOI: 10.55418/9781933477275-07
ISBN-10: 1-933477-27-X
ISBN: 978-1-933477-27-5
... DUCTAL ADENOCARCINOMA Intense desmoplastic reaction to the invasive carcinoma. The neoplastic glands have a haphazard distribution. DUCTAL ADENOCARCINOMA Figure 7-12 DUCTAL ADENOCARCINOMA Cancerization of a preexisting duct. Note the adjacent invasive carcinoma (left, arrows) and the abrupt...
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
... - 35 . 114. de Alava   E , Ladanyi   M , Rosai   J , Gerald   W . Detection of chimeric transcripts in desmoplastic small round cell tumor and related developmental tumors by reverse transcriptase polymerase chain reaction. A specific diagnostic assay . Am J Pathol   1995 ; 147...
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
... is typically associated with a desmoplastic reaction, which can be used to distinguish true invasion from noninvasive invaginations of the neoplastic epithelium. In regions with epithelial denudation, the ovarian-type stroma is either hypocellular ( fig. 5-16 , left) and/or replaced by connective tissue...
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
... may mimic invasion. INTRADUCTAL TUBULOPAPILLARY NEOPLASM WITH ASSOCIATED INVASIVE CARCINOMA Figure 6-59 INTRADUCTAL TUBULOPAPILLARY NEOPLASM WITH ASSOCIATED INVASIVE CARCINOMA Left: Irregular and angulated glands infiltrate the periductal stroma, with associated stromal reaction (inset). Right...
Book Chapter
Series: Atlases of Tumor and Non-Tumor Pathology, Series 5
Volume: 14
Published: 01 February 2023
DOI: 10.55418/9781933477268-3
ISBN-10: 1-933477-26-1
ISBN: 978-1-933477-26-8
.... This endometrial endometrioid carcinoma shows conventional morphology, including well-formed glands with smooth luminal borders (B). In some cases, invasion by endometrioid carcinoma is deceptively bland, with wellformed glands and no stromal reaction (C), which can sometimes mimic mesonephric proliferations (D...
Book Chapter
Series: Atlases of Tumor and Non-Tumor Pathology, Series 5
Volume: 14
Published: 01 February 2023
DOI: 10.55418/9781933477268-2
ISBN-10: 1-933477-26-1
ISBN: 978-1-933477-26-8
...    Endocervical polyp    Mullerian papilloma of the uterine cervix    Nabothian cyst    Tunnel clusters    Microglandular hyperplasia    Lobular endocervical glandular hyperplasia    Diffuse laminar endocervical hyperplasia    Mesonephric remnants and hyperplasia    Arias-Stella reaction...
Book Chapter
Series: Atlases of Tumor and Non-Tumor Pathology, Series 5
Volume: 14
Published: 01 February 2023
DOI: 10.55418/9781933477268-5
ISBN-10: 1-933477-26-1
ISBN: 978-1-933477-26-8
... reaction (left) and interface atypia at high power (right) are typically independent from HPV infection and harbor TP53 abnormalities. VULVAR SQUAMOUS CELL CARCINOMA, HPV INDEPENDENT, WITH CONSPICUOUS INTERFACE ATYPIA Figure 5-33 VULVAR SQUAMOUS CELL CARCINOMA, HPV INDEPENDENT, WITH CONSPICUOUS...