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Images
in Pheochromocytoma and Adrenal Medullary Hyperplasia
> Tumors of the Adrenal Glands and Extra-Adrenal Paraganglia
Published: 01 December 2024
PHEOCHROMOCYTOMA: PERIPHERY Figure 8-17 PHEOCHROMOCYTOMA: PERIPHERY The periphery of these tumors is extremely variable, with some showing clear encapsulation (A) and others lacking a capsule, and instead showing interdigitation with the surrounding adrenal cortex (B). Both patterns are seen More about this image found in PHEOCHROMOCYTOMA: PERIPHERY The periphery of these tumors is extremely var...
Book Chapter
Series: Atlases of Tumor and Non-Tumor Pathology, Series 5
Volume: 21
Published: 01 December 2024
10.55418/9781933477473-08
ISBN-10: 1-933477-47-4
ISBN: 978-1-933477-47-3
... PHEOCHROMOCYTOMA: PERIPHERY The periphery of these tumors is extremely variable, with some showing clear encapsulation (A) and others lacking a capsule, and instead showing interdigitation with the surrounding adrenal cortex (B). Both patterns are seen in the same tumor in different areas in these figures...
Book Chapter
Series: Atlases of Tumor and Non-Tumor Pathology, Series 5
Volume: 20
Published: 01 September 2024
10.55418/9781933477435-22
ISBN-10: 1-933477-43-1
ISBN: 978-1-933477-43-5
... (or systemic) forms. Mucocutaneous Infections. These affect the skin and mucosae of the oropharynx, gut, female genital tract, and penis. Skin infection results in a variety of clinical presentations, including intertrigo, folliculitis, diaper rash, interdigital erosion, paronychia (sometimes...
Book Chapter
Series: Atlases of Tumor and Non-Tumor Pathology, Series 5
Volume: 20
Published: 01 September 2024
10.55418/9781933477435-24
ISBN-10: 1-933477-43-1
ISBN: 978-1-933477-43-5
... clearing and postinflammatory hyperpigmentation Candidal intertrigo, erythrasma, psoriasis, seborrheic dermatitis, contact dermatitis Candidal intertrigo, erythrasma Tinea pedis Interdigital type: pruritis, maceration, peeling and fissuring in the toe clefts Chronic, moccasin type: dry, with peeling...
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
... is a complication Onychomycosis Mostly affects toenails; a predictor of diabetic foot in those with diabetes mellitus; can become systemic in immunosuppressed patients Skin and soft tissue infections Starts as paronychia, interdigital intertrigo, or cellulitis, frequently in an area of previous trauma, burn...
Book Chapter
Series: Atlases of Tumor and Non-Tumor Pathology, Series 5
Volume: 18
Published: 01 January 2024
10.55418/9781933477367-15
ISBN-10: 1-933477-36-9
ISBN: 978-1-933477-36-7
..., may choose to have a prophylactic contra-lateral mastectomy at the time of therapeutic mastectomy, as discussed above. The surgical procedure is intended to remove all breast tissue; however, as noted in chapter 1 , breast tissue can extend up into the axilla and interdigitate through the pectoralis...
Images
Published: 01 March 2023
DIFFUSE ISLET OF LANGERHANS Figure 1-17 DIFFUSE ISLET OF LANGERHANS Diffuse islets (left) from the posteroinferior head are trabecular and less clearly defined from the adjacent acinar epithelium, relative to the compact islets. Interdigitation of islet cells and acinar cells (right) can More about this image found in DIFFUSE ISLET OF LANGERHANS Diffuse islets (left) from the posteroinferior...
Images
Published: 01 February 2023
HIGH-GRADE SQUAMOUS INTRAEPITHELIAL LESION WITH PAGETOID SPREAD Figure 5-16 HIGH-GRADE SQUAMOUS INTRAEPITHELIAL LESION WITH PAGETOID SPREAD Left: Nests of neoplastic cells interdigitate with the normal squamous epithelium, mimicking extramammary Paget disease. Right: Staining for p63 confirms More about this image found in HIGH-GRADE SQUAMOUS INTRAEPITHELIAL LESION WITH PAGETOID SPREAD Left: Nest...
Book Chapter
Book: Tumors of the Pancreas
Series: Atlases of Tumor and Non-Tumor Pathology, Series 5
Volume: 15
Published: 01 March 2023
10.55418/9781933477275-01
ISBN-10: 1-933477-27-X
ISBN: 978-1-933477-27-5
... Figure 1-17 DIFFUSE ISLET OF LANGERHANS Diffuse islets (left) from the posteroinferior head are trabecular and less clearly defined from the adjacent acinar epithelium, relative to the compact islets. Interdigitation of islet cells and acinar cells (right) can be confused for an infiltrative process...
Book Chapter
Book: Tumors of the Pancreas
Series: Atlases of Tumor and Non-Tumor Pathology, Series 5
Volume: 15
Published: 01 March 2023
10.55418/9781933477275-11
ISBN-10: 1-933477-27-X
ISBN: 978-1-933477-27-5
... well-circumscribed, solid pseudopapillary neoplasms are typically invasive into adjacent pancreatic parenchyma. The interface between the neoplasm and the pancreas is irregular, with strands of neoplastic cells gently interdigitating among islands of normal-appearing parenchyma ( fig. 11-15A...
Book Chapter
Series: Atlases of Tumor and Non-Tumor Pathology, Series 5
Volume: 14
Published: 01 February 2023
10.55418/9781933477268-5
ISBN-10: 1-933477-26-1
ISBN: 978-1-933477-26-8
... WITH PAGETOID SPREAD Figure 5-16 HIGH-GRADE SQUAMOUS INTRAEPITHELIAL LESION WITH PAGETOID SPREAD Left: Nests of neoplastic cells interdigitate with the normal squamous epithelium, mimicking extramammary Paget disease. Right: Staining for p63 confirms squamous cell origin. SQUAMOUS INTRAEPITHELIAL LESION...
Images
in Tumors of Hematopoietic and Lymphoid Origin
> Tumors and Tumor-Like Lesions of the Testis and Adjacent Tissues
Published: 01 August 2022
INTERDIGITATING DENDRITIC CELL TUMOR OF TESTIS Figure 9-37 INTERDIGITATING DENDRITIC CELL TUMOR OF TESTIS Left: Large, epithelioid to spindled tumor cells with ill-defined, lightly eosinophilic cytoplasm and vesicular, sometimes convoluted nuclei are admixed with a predominantly lymphocytic More about this image found in INTERDIGITATING DENDRITIC CELL TUMOR OF TESTIS Left: Large, epithelioid to...
Images
in Normal Testicular Development, Structure, and Function
> Tumors and Tumor-Like Lesions of the Testis and Adjacent Tissues
Published: 01 August 2022
SERTOLI CELLS Figure 2-28 SERTOLI CELLS Electron micrograph of Sertoli cells shows intricate, interdigitating cytoplasmic processes. Cell at top left has numerous lipid droplets and annulate lamellae. More about this image found in SERTOLI CELLS Electron micrograph of Sertoli cells shows intricate, interd...
Images
Published: 01 August 2022
SERTOLI CELL TUMOR, NOS Figure 6-74 SERTOLI CELL TUMOR, NOS An electron micrograph shows round nuclei with dispersed chromatin, parallel arrays of smooth endoplasmic reticulum, multiple round mitochondria, a large lipid droplet, and interdigitating cytoplasmic processes (right). (Courtesy of Dr More about this image found in SERTOLI CELL TUMOR, NOS An electron micrograph shows round nuclei with dis...
Book Chapter
Series: Atlases of Tumor and Non-Tumor Pathology, Series 5
Volume: 13
Published: 01 November 2022
10.55418/9781933477251-3
ISBN-10: 1-933477-25-3
ISBN: 978-1-933477-25-1
... stroma. Microvilli are present at the apical portions of the cells ( 20 , 21 ), and their number and length are increased in actively functioning cells ( 19 ). Cell membranes of adjacent cells interdigitate in a complex fashion and are joined by junctional complexes toward the apex ( 21 – 24...
Book Chapter
Series: Atlases of Tumor and Non-Tumor Pathology, Series 5
Volume: 13
Published: 01 November 2022
10.55418/9781933477251-4
ISBN-10: 1-933477-25-3
ISBN: 978-1-933477-25-1
... that are electron opaque, often located eccentrically within a dilated sac, and measuring about 250 µm in diameter. Both cell types contain moderate amounts of rough endoplasmic reticulum and interdigitating blunt cytoplasmic processes with poorly developed cell junctions. The fetal adrenal cortex contains...
Book Chapter
Series: Atlases of Tumor and Non-Tumor Pathology, Series 5
Volume: 12
Published: 01 August 2022
10.55418/9781933477220-09
ISBN-10: 1-933477-22-9
ISBN: 978-1-933477-22-0
... immunostains supported plasmacytoma over lymphoma. INTERDIGITATING DENDRITIC CELL TUMOR OF TESTIS Figure 9-37 INTERDIGITATING DENDRITIC CELL TUMOR OF TESTIS Left: Large, epithelioid to spindled tumor cells with ill-defined, lightly eosinophilic cytoplasm and vesicular, sometimes convoluted nuclei...
Book Chapter
Series: Atlases of Tumor and Non-Tumor Pathology, Series 5
Volume: 12
Published: 01 August 2022
10.55418/9781933477220-02
ISBN-10: 1-933477-22-9
ISBN: 978-1-933477-22-0
... epithelium and intertubular tissue of the human testis. J Electron Microsc Tech 1991;19:215-40.) SERTOLI CELLS Figure 2-28 SERTOLI CELLS Electron micrograph of Sertoli cells shows intricate, interdigitating cytoplasmic processes. Cell at top left has numerous lipid droplets and annulate lamellae. SERTOLI...
Book Chapter
Series: Atlases of Tumor and Non-Tumor Pathology, Series 5
Volume: 12
Published: 01 August 2022
10.55418/9781933477220-06
ISBN-10: 1-933477-22-9
ISBN: 978-1-933477-22-0
... Leydig cells. SERTOLI CELL TUMOR, NOS Figure 6-74 SERTOLI CELL TUMOR, NOS An electron micrograph shows round nuclei with dispersed chromatin, parallel arrays of smooth endoplasmic reticulum, multiple round mitochondria, a large lipid droplet, and interdigitating cytoplasmic processes (right...
Book Chapter
Series: Atlases of Tumor and Non-Tumor Pathology, Series 5
Volume: 12
Published: 01 August 2022
10.55418/9781933477220-04
ISBN-10: 1-933477-22-9
ISBN: 978-1-933477-22-0
..., and intermediate filaments are also present in the cytoplasm. Desmosome-like attachments join adjacent cells, both syncytiotrophoblast and mononucleated trophoblast. Prominent interdigitating microvilli are present on the cell membranes of the syncytiotrophoblasts and also project into the intracytoplasmic lacunae...
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