Search Results for lobular

ADRENAL CORTICAL ADENOMA, ONCOCYTIC TYPE Figure 5-41 ADRENAL CORTICAL ADENOMA, ONCOCYTIC TYPE A nonfunctioning lesion, well circumscribed, with peritumoral adrenal cortex that is not atrophic (A), is composed of large eosinophilic cells in a lobular architecture with rare intratumoral More about this image found in ADRENAL CORTICAL ADENOMA, ONCOCYTIC TYPE A nonfunctioning lesion, well cir...

and is negative in benign endocervical epithelium. D,E: The differential diagnosis of endocervical glandular neoplasia includes lobular endocervical glandular hyperplasia (D) and tubal metaplasia (E). F,G: The differential diagnosis of endocervical glandular neoplasia includes microglandular hyperplasia (F More about this image found in ADENOCARCINOMA IN SITU (AIS) A: Biopsy fragment shows numerous endocervica...

and is negative in benign endocervical epithelium. D,E: The differential diagnosis of endocervical glandular neoplasia includes lobular endocervical glandular hyperplasia (D) and tubal metaplasia (E). F,G: The differential diagnosis of endocervical glandular neoplasia includes microglandular hyperplasia (F More about this image found in ADENOCARCINOMA IN SITU (AIS) A: Biopsy fragment shows numerous endocervica...

INVASIVE LOBULAR CARCINOMA Figure 8-35 INVASIVE LOBULAR CARCINOMA A: At low power, invasive lobular carcinoma with low nuclear grade can resemble chronic inflammation. B: Higher-power examination reveals the epithelial nature of the cells as well as the characteristic cytologic features. More about this image found in INVASIVE LOBULAR CARCINOMA A: At low power, invasive lobular carcinoma wit...

INVASIVE CARCINOMA WITH DUCTAL AND LOBULAR FEATURES Figure 8-19 INVASIVE CARCINOMA WITH DUCTAL AND LOBULAR FEATURES Some invasive carcinomas demonstrate a combination of well-formed glands and tumor cells that infiltrate in single files with some cytologic features of lobular differentiation More about this image found in INVASIVE CARCINOMA WITH DUCTAL AND LOBULAR FEATURES Some invasive carcinom...

LOBULAR CARCINOMA IN SITU INVOLVING SCLEROSING ADENOSIS Figure 6-7 LOBULAR CARCINOMA IN SITU INVOLVING SCLEROSING ADENOSIS A: This low-power image shows a concentric linear array of atypical epithelial cells, along with some nests at the left of the field. B: On high power, the lobular More about this image found in LOBULAR CARCINOMA IN SITU INVOLVING SCLEROSING ADENOSIS A: This low-power ...

LOBULAR CARCINOMA IN SITU WITH NECROSIS Figure 4-19 LOBULAR CARCINOMA IN SITU WITH NECROSIS A: This core needle biopsy was performed because of mammographically detected microcalcifications. The hematoxylin and eosin (H&E) image depicts acini greatly expanded by an atypical epithelial More about this image found in LOBULAR CARCINOMA IN SITU WITH NECROSIS A: This core needle biopsy was per...

INVASIVE LOBULAR CARCINOMA Figure 8-34 INVASIVE LOBULAR CARCINOMA The tumor cells infiltrate around normal ducts and lobules in a “targetoid” pattern; this feature is typical of invasive lobular carcinoma. More about this image found in INVASIVE LOBULAR CARCINOMA The tumor cells infiltrate around normal ducts ...

INVASIVE LOBULAR CARCINOMA, PLEOMORPHIC TYPE Figure 8-38 INVASIVE LOBULAR CARCINOMA, PLEOMORPHIC TYPE The nuclei are large, and vary considerably in size and shape, sufficient for a diagnosis of pleomorphic lobular carcinoma. More about this image found in INVASIVE LOBULAR CARCINOMA, PLEOMORPHIC TYPE The nuclei are large, and var...

ACINI OF A TERMINAL DUCT LOBULAR UNIT WITH PROMINENT MYOEPITHELIAL CELLS Figure 4-9 ACINI OF A TERMINAL DUCT LOBULAR UNIT WITH PROMINENT MYOEPITHELIAL CELLS These myoepithelial cells have abundant clear cytoplasm; given their location and prominence, they can be a mimic for the cells of lobular More about this image found in ACINI OF A TERMINAL DUCT LOBULAR UNIT WITH PROMINENT MYOEPITHELIAL CELLS T...

LOBULAR INVOLUTION IN POSTMENOPAUSAL BREAST Figure 1-14 LOBULAR INVOLUTION IN POSTMENOPAUSAL BREAST A few scattered atrophic acini are dispersed in either fibrotic (A) or fatty stroma (B). More about this image found in LOBULAR INVOLUTION IN POSTMENOPAUSAL BREAST A few scattered atrophic acini...

SECRETORY CHANGE Figure 2-24 SECRETORY CHANGE A: Low power shows a terminal duct lobular unit with secretory change, flocculent luminal secretions, and calcifications. B: High power demonstrates the abundant vacuolated cytoplasm and protuberant nuclei characteristic of this entity. More about this image found in SECRETORY CHANGE A: Low power shows a terminal duct lobular unit with secr...

FLAT EPITHELIAL ATYPIA AND ATYPICAL LOBULAR HYPERPLASIA Figure 3-5 FLAT EPITHELIAL ATYPIA AND ATYPICAL LOBULAR HYPERPLASIA In the center of the image is a single acinus lined by cells with low-grade cytologic atypia, i.e., FEA. Surrounding this space are lobules filled with, but not distended More about this image found in FLAT EPITHELIAL ATYPIA AND ATYPICAL LOBULAR HYPERPLASIA In the center of t...