1-20 of 429 Search Results for

squamous

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
TERATOMA, POSTPUBERTAL TYPE  A: This tumor shows <span class="search-highlight">squamous</span> epithelial-lined ...
Published: 01 August 2022
TERATOMA, POSTPUBERTAL TYPE Figure 4-168 TERATOMA, POSTPUBERTAL TYPE A: This tumor shows squamous epithelial-lined cysts, and glands lined by simple, columnar and cuboidal epithelium. B: This gland is lined by enteric-type epithelium having absorptive and goblet cells. C: There are complex glan... More
Images
<span class="search-highlight">SQUAMOUS</span> CELL CARCINOMA IN POSTPUBERTAL-TYPE TERATOMA  Invasive well-differ...
Published: 01 August 2022
SQUAMOUS CELL CARCINOMA IN POSTPUBERTAL-TYPE TERATOMA Figure 4-183 SQUAMOUS CELL CARCINOMA IN POSTPUBERTAL-TYPE TERATOMA Invasive well-differentiated squamous cell carcinoma is seen at the periphery of a keratin-filled, squamous epithelial-lined cyst in a mixed germ cell tumor with a teratoma com... More
Images
MIXED GERM CELL TUMOR, POSTPUBERTAL TYPE  Left: A focus of <span class="search-highlight">squamous</span> epithel...
Published: 01 August 2022
MIXED GERM CELL TUMOR, POSTPUBERTAL TYPE Figure 4-199 MIXED GERM CELL TUMOR, POSTPUBERTAL TYPE Left: A focus of squamous epithelium is surrounded by seminoma. Classification as mixed germ cell tumor with seminoma and teratoma components is appropriate. Right: Embryonal carcinoma and a neoplastic... More
Images
PREPUBERTAL-TYPE TERATOMA  A <span class="search-highlight">squamous</span> cyst is adjacent to a cystic gland (b...
Published: 01 August 2022
PREPUBERTAL-TYPE TERATOMA Figure 5-5 PREPUBERTAL-TYPE TERATOMA A squamous cyst is adjacent to a cystic gland (bottom left) lined by epithelium that was ciliated and columnar (not visible at this magnification). Note the dystrophic calcifications. More
Images
PREPUBERTAL-TYPE TERATOMA  Low-power view shows a large <span class="search-highlight">squamous</span> cyst (bott...
Published: 01 August 2022
PREPUBERTAL-TYPE TERATOMA Figure 5-6 PREPUBERTAL-TYPE TERATOMA Low-power view shows a large squamous cyst (bottom left) filled with keratin as well as cystic glands that are embedded in a smooth muscle stroma in a case from a postpubertal patient. More
Images
POSTPUBERTAL-TYPE TERATOMA  Multiple, separate <span class="search-highlight">squamous</span> cysts are seen.
Published: 01 August 2022
POSTPUBERTAL-TYPE TERATOMA Figure 5-38 POSTPUBERTAL-TYPE TERATOMA Multiple, separate squamous cysts are seen. More
Images
SEX CORD-STROMAL TUMOR, UNCLASSIFIED  Left: There are foci of <span class="search-highlight">squamous</span> meta...
Published: 01 August 2022
SEX CORD-STROMAL TUMOR, UNCLASSIFIED Figure 6-165 SEX CORD-STROMAL TUMOR, UNCLASSIFIED Left: There are foci of squamous metaplasia within the sex cord component of this unusual tumor. Right: At higher magnification, squamous differentiation is apparent as well as a fibromatous component. More
Images
EPIDERMOID CYST OF TUNICA VAGINALIS  A benign, stratified, <span class="search-highlight">squamous</span> epithel...
Published: 01 August 2022
EPIDERMOID CYST OF TUNICA VAGINALIS Figure 11-94 EPIDERMOID CYST OF TUNICA VAGINALIS A benign, stratified, squamous epithelial-lined cyst is adjacent to a fibrous reaction induced by its rupture in other foci. More
Images
PREPUBERTAL-TYPE TERATOMA: EPIDERMOID CYST VARIANT  The keratinizing squamo...
Published: 01 August 2022
PREPUBERTAL-TYPE TERATOMA: EPIDERMOID CYST VARIANT Figure 5-35 PREPUBERTAL-TYPE TERATOMA: EPIDERMOID CYST VARIANT The keratinizing squamous epithelium is cytologically benign. More
Images
ISCHEMIC/IDIOPATHIC GRANULOMATOUS EPIDIDYMITIS  Left: Epithelioid histiocyt...
Published: 01 August 2022
ISCHEMIC/IDIOPATHIC GRANULOMATOUS EPIDIDYMITIS Figure 11-128 ISCHEMIC/IDIOPATHIC GRANULOMATOUS EPIDIDYMITIS Left: Epithelioid histiocytes form palisades around necrotic tubules. Right: Metaplastic squamous epithelium lines a tubule filled with inflammatory debris. More
Images
PREPUBERTAL-TYPE TERATOMA  This solid and cystic tumor varies from gray to ...
Published: 01 August 2022
PREPUBERTAL-TYPE TERATOMA Figure 5-3 PREPUBERTAL-TYPE TERATOMA This solid and cystic tumor varies from gray to tan, with a mucoid cut surface. Small white foci in the lower half correspond to keratin-filled squamous cysts. More
Images
PREPUBERTAL-TYPE TERATOMA: EPIDERMOID CYST VARIANT  A unilocular cyst is fi...
Published: 01 August 2022
PREPUBERTAL-TYPE TERATOMA: EPIDERMOID CYST VARIANT Figure 5-34 PREPUBERTAL-TYPE TERATOMA: EPIDERMOID CYST VARIANT A unilocular cyst is filled with keratin and lined by cytologically benign, stratified squamous epithelium. The adjacent parenchyma in this adult patient is unremarkable, with ongoing... More
Images
TERATOMA, POSTPUBERTAL TYPE  A: The typical cut surface of a teratoma compo...
Published: 01 August 2022
TERATOMA, POSTPUBERTAL TYPE Figure 4-166 TERATOMA, POSTPUBERTAL TYPE A: The typical cut surface of a teratoma composed of “mature” elements shows multiple cysts that contain serous to mucoid fluid. Clotted blood is seen in one cyst. B: This teratoma is purely solid and extensively cartilaginous.... More
Book Chapter
Series: Atlases of Tumor and Non-Tumor Pathology, Series 5
Volume: 12
Publisher: American Registry of Pathology
Published: 01 August 2022
DOI: 10.55418/9781933477220-05
ISBN-10: 1-933477-22-9
ISBN: 978-1-933477-22-0
...:51. Gross Findings. These tumors show varying proportions of cystic and solid areas ( figs. 5-2 , 5-3 ). Cysts contain semi-solid, yellow-white, exfoliated keratinous material when lined by squamous epithelium ( fig. 5-3 ). Some cases are extensively mucoid on cut surfaces ( fig. 5-4 ). Serous...
Book Chapter
Series: Atlases of Tumor and Non-Tumor Pathology, Series 5
Volume: 12
Publisher: American Registry of Pathology
Published: 01 August 2022
DOI: 10.55418/9781933477220-08
ISBN-10: 1-933477-22-9
ISBN: 978-1-933477-22-0
... features similar to those of ovarian tumors ( 45 ). One endometrioid carcinoma had typical areas, as well as other foci with spindle cells, felt to represent abortive squamous differentiation ( fig. 8-13 , left) ( 3 ). Potentially, the sex cord–like foci so common in endometrioid carcinoma of the ovary...
Book Chapter
Series: Atlases of Tumor and Non-Tumor Pathology, Series 5
Volume: 12
Publisher: American Registry of Pathology
Published: 01 August 2022
DOI: 10.55418/9781933477220-10
ISBN-10: 1-933477-22-9
ISBN: 978-1-933477-22-0
... ), and pancreas, as well as malignant melanoma ( fig. 10-13 ) ( 1 , 8 , 10 – 12 ), although almost any carcinoma with metastatic potential may be encountered in the testis. Some of the less common ones include carcinoma of the larynx (squamous cell carcinoma) ( 4 ), bile duct ( 8 , 13 ), ileum (well...
Book Chapter
Series: Atlases of Tumor and Non-Tumor Pathology, Series 5
Volume: 12
Publisher: American Registry of Pathology
Published: 01 August 2022
DOI: 10.55418/9781933477220-11
ISBN-10: 1-933477-22-9
ISBN: 978-1-933477-22-0
... , 79 , 80 ). On microscopic examination, distinction from a neoplasm is straightforward. Rarely, squamous metaplasia is seen ( 81 ), providing a histogenesis for the very rare squamous cell carcinomas that complicate hydroceles (see chapter 8 ) ( 82 ). When there is extensive hemorrhage...
Book Chapter
Series: Atlases of Tumor and Non-Tumor Pathology, Series 5
Volume: 12
Publisher: American Registry of Pathology
Published: 01 August 2022
DOI: 10.55418/9781933477220-04
ISBN-10: 1-933477-22-9
ISBN: 978-1-933477-22-0
... Figure 4-160 EPITHELIOID TROPHOBLASTIC TUMOR Scant staining for hCG (A), patchy staining for inhibin (B), diffuse nuclear staining for GATA3 (C) and p63 (D) in this epithelioid trophoblastic tumor. Differential Diagnosis. The squamoid and nested appearance may be misinterpreted as squamous cell...
Book Chapter
Series: Atlases of Tumor and Non-Tumor Pathology, Series 5
Volume: 12
Publisher: American Registry of Pathology
Published: 01 August 2022
DOI: 10.55418/9781933477220-01
ISBN-10: 1-933477-22-9
ISBN: 978-1-933477-22-0
..., however, but may be seen in other tumors, notably hepatocellular carcinomas but also in a small subset of gastrointestinal carcinomas, ovarian Sertoli-Leydig cell tumors, rare endometrioid carcinomas and carcinosarcomas of the endometrium, pancreatic acinar cell carcinomas, adenocarcinomas and squamous...
Book Chapter
Series: Atlases of Tumor and Non-Tumor Pathology, Series 5
Volume: 12
Publisher: American Registry of Pathology
Published: 01 August 2022
DOI: 10.55418/9781933477220-03
ISBN-10: 1-933477-22-9
ISBN: 978-1-933477-22-0
... of the Epididymis  Papillary cystadenoma  Cystadenoma, not further specified  Epididymal carcinoma   Adenocarcinoma   Squamous cell carcinoma Vascular Tumors  Hemangioma   Anastomosing   Capillary   Epithelioid  Kaposiform hemangioendothelioma  Angiosarcoma Soft Tissue...