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<span class="search-highlight">SQUAMOUS</span> METAPLASIA  <span class="search-highlight">Squamous</span> metaplasia may be seen in a variety of breast...
Published: 01 January 2024
SQUAMOUS METAPLASIA Figure 2-23 SQUAMOUS METAPLASIA Squamous metaplasia may be seen in a variety of breast lesions; this example involves an intraductal papilloma. More about this image found in SQUAMOUS METAPLASIA Squamous metaplasia may be seen in a variety of breast...
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<span class="search-highlight">SQUAMOUS</span> METAPLASIA OF LACTIFEROUS DUCTS  A: Low-power view shows <span class="search-highlight">squamous</span> ...
Published: 01 January 2024
SQUAMOUS METAPLASIA OF LACTIFEROUS DUCTS Figure 13-4 SQUAMOUS METAPLASIA OF LACTIFEROUS DUCTS A: Low-power view shows squamous epithelium lining nipple ducts; some adjacent nipple ducts with the characteristic plicated contours are unaffected. B: High-power view of the squamous-lined nipple duct... More about this image found in SQUAMOUS METAPLASIA OF LACTIFEROUS DUCTS A: Low-power view shows squamous ...
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IMPLANT CAPSULE WITH <span class="search-highlight">SQUAMOUS</span> METAPLASIA
Published: 01 January 2024
IMPLANT CAPSULE WITH SQUAMOUS METAPLASIA Figure 2-12 IMPLANT CAPSULE WITH SQUAMOUS METAPLASIA More about this image found in IMPLANT CAPSULE WITH SQUAMOUS METAPLASIA
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PHYLLODES TUMOR WITH <span class="search-highlight">SQUAMOUS</span> METAPLASIA OF THE EPITHELIAL COMPONENT  Low-p...
Published: 01 January 2024
PHYLLODES TUMOR WITH SQUAMOUS METAPLASIA OF THE EPITHELIAL COMPONENT Figure 5-23 PHYLLODES TUMOR WITH SQUAMOUS METAPLASIA OF THE EPITHELIAL COMPONENT Low-power (A) and high-power (B,C) views. More about this image found in PHYLLODES TUMOR WITH SQUAMOUS METAPLASIA OF THE EPITHELIAL COMPONENT Low-p...
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<span class="search-highlight">SQUAMOUS</span> CELL CARCINOMA  A: This metaplastic carcinoma was composed of squa...
Published: 01 January 2024
SQUAMOUS CELL CARCINOMA Figure 8-60 SQUAMOUS CELL CARCINOMA A: This metaplastic carcinoma was composed of squamous cells with abundant “glassy” cytoplasm and large pleomorphic nuclei. B: High power reveals the striking nuclear atypia. C: A p63 stain confirms the squamous differentiation. More about this image found in SQUAMOUS CELL CARCINOMA A: This metaplastic carcinoma was composed of squa...
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<span class="search-highlight">SQUAMOUS</span> METAPLASIA OF LACTIFEROUS DUCTS  A: Low-power view shows the squam...
Published: 01 January 2024
SQUAMOUS METAPLASIA OF LACTIFEROUS DUCTS Figure 13-1 SQUAMOUS METAPLASIA OF LACTIFEROUS DUCTS A: Low-power view shows the squamous epithelial lining extending deep into the nipple duct. B,C: Intermediate- (B) and higher- (C) power views of the squamous lining of the nipple duct with consequent a... More about this image found in SQUAMOUS METAPLASIA OF LACTIFEROUS DUCTS A: Low-power view shows the squam...
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PROBABLE <span class="search-highlight">SQUAMOUS</span> METAPLASIA OF LACTIFEROUS DUCTS (SMOLD)  A: Low-power vie...
Published: 01 January 2024
PROBABLE SQUAMOUS METAPLASIA OF LACTIFEROUS DUCTS (SMOLD) Figure 13-2 PROBABLE SQUAMOUS METAPLASIA OF LACTIFEROUS DUCTS (SMOLD) A: Low-power view shows blood and inflammatory cells. B: At higher power, the inflammation is noted to be mixed, composed of lymphocytes, neutrophils, and multi-nucleat... More about this image found in PROBABLE SQUAMOUS METAPLASIA OF LACTIFEROUS DUCTS (SMOLD) A: Low-power vie...
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<span class="search-highlight">SQUAMOUS</span> METAPLASIA OF LACTIFEROUS DUCTS  This image depicts keratinaceous ...
Published: 01 January 2024
SQUAMOUS METAPLASIA OF LACTIFEROUS DUCTS Figure 13-3 SQUAMOUS METAPLASIA OF LACTIFEROUS DUCTS This image depicts keratinaceous debris engulfed by giant cells. More about this image found in SQUAMOUS METAPLASIA OF LACTIFEROUS DUCTS This image depicts keratinaceous ...
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<span class="search-highlight">SQUAMOUS</span> CELL CARCINOMA IN SITU  A: At low power, sheets of malignant-appea...
Published: 01 January 2024
SQUAMOUS CELL CARCINOMA IN SITU Figure 13-18 SQUAMOUS CELL CARCINOMA IN SITU A: At low power, sheets of malignant-appearing epithelioid cells involving the epidermis are apparent. B: At higher power, the cytologic atypia is better appreciated; the nuclei are large and pleomorphic; the cytoplasm ... More about this image found in SQUAMOUS CELL CARCINOMA IN SITU A: At low power, sheets of malignant-appea...
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BENIGN <span class="search-highlight">SQUAMOUS</span> INCLUSION  A: Low power demonstrates a lymph node with squa...
Published: 01 January 2024
BENIGN SQUAMOUS INCLUSION Figure 14-17 BENIGN SQUAMOUS INCLUSION A: Low power demonstrates a lymph node with squamous-lined epithelial cysts. B: At higher power, keratinaceous debris within the cyst is easily appreciated. More about this image found in BENIGN SQUAMOUS INCLUSION A: Low power demonstrates a lymph node with squa...
Book Chapter
Series: Atlases of Tumor and Non-Tumor Pathology, Series 5
Volume: 18
Published: 01 January 2024
10.55418/9781933477367-13
ISBN-10: 1-933477-36-9
ISBN: 978-1-933477-36-7
... and smooth muscle. Rarely, mammary glands are present deeper in the dermis (polymastia). SQUAMOUS METAPLASIA OF LACTIFEROUS DUCTS (ZUSKA DISEASE) Definition. The squamous epithelium of the nipple areolar complex invaginates 1 to 2 mm into the nipple duct orifice (see chapter 1 ). Squamous metaplasia...
Book Chapter
Series: Atlases of Tumor and Non-Tumor Pathology, Series 5
Volume: 19
Published: 01 February 2024
10.55418/9781933477428-21
ISBN-10: 1-933477-42-3
ISBN: 978-1-933477-42-8
... and mainly seen as metastatic lesions. In additional to displaying peculiar microscopic features, melanomas can cause diagnostic confusion by colliding with a squamous cell or basal cell carcinoma. Such collision scenarios may lead to erroneous interpretations of a biphenotypic (e.g., combined epithelial...
Book Chapter
Series: Atlases of Tumor and Non-Tumor Pathology, Series 5
Volume: 19
Published: 01 February 2024
10.55418/9781933477428-13
ISBN-10: 1-933477-42-3
ISBN: 978-1-933477-42-8
... lentigo, lichenoid keratosis, pigmented seborrheic or pigmented actinic keratosis, or pigmented squamous cell carcinoma in situ. Some lesions of LM present clinically as an erythematous patch. LENTIGO MALIGNA Figure 13-1 LENTIGO MALIGNA A: Irregular pigmented patch on the cheek of an elderly woman. B...
Book Chapter
Series: Atlases of Tumor and Non-Tumor Pathology, Series 5
Volume: 19
Published: 01 February 2024
10.55418/9781933477428-12
ISBN-10: 1-933477-42-3
ISBN: 978-1-933477-42-8
...  Dysplastic nevus  Traumatized nevus  Congenital nevus  Pagetoid carcinomas (extramammary Paget disease, pagetoid squamous cell carcinoma in situ, sebaceous carcinoma in situ) Molecular Genetic Findings  Cytogenetic aberrations detectable by FISH or CGH/SNP array are common  Most common...
Images
ADENOMYOEPITHELIOMA  A: Low-power magnification shows a multilobulated, epi...
Published: 01 January 2024
ADENOMYOEPITHELIOMA Figure 7-41 ADENOMYOEPITHELIOMA A: Low-power magnification shows a multilobulated, epithelial and myoepithelial proliferation. B: At high power, both the epithelial and myoepithelial components are readily recognized: the former with the more eosinophilic cytoplasm and the la... More about this image found in ADENOMYOEPITHELIOMA A: Low-power magnification shows a multilobulated, epi...
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ADENOMYOEPITHELIOMA  A: Low-power magnification shows a multilobulated, epi...
Published: 01 January 2024
ADENOMYOEPITHELIOMA Figure 7-41 ADENOMYOEPITHELIOMA A: Low-power magnification shows a multilobulated, epithelial and myoepithelial proliferation. B: At high power, both the epithelial and myoepithelial components are readily recognized: the former with the more eosinophilic cytoplasm and the la... More about this image found in ADENOMYOEPITHELIOMA A: Low-power magnification shows a multilobulated, epi...
Images
NIPPLE ADENOMA  A: The proliferation comprising the nipple adenoma is compo...
Published: 01 January 2024
NIPPLE ADENOMA Figure 13-6 NIPPLE ADENOMA A: The proliferation comprising the nipple adenoma is composed of nests of epithelial cells embedded in a fibrotic stroma. In this case, there is also squamous metaplasia of the nipple ducts with an associated chronic inflammatory cell infiltrate. B,C: I... More about this image found in NIPPLE ADENOMA A: The proliferation comprising the nipple adenoma is compo...
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METAPLASTIC CARCINOMA, ACANTHOLYTIC PATTERN  A: This tumor is composed of s...
Published: 01 January 2024
METAPLASTIC CARCINOMA, ACANTHOLYTIC PATTERN Figure 8-61 METAPLASTIC CARCINOMA, ACANTHOLYTIC PATTERN A: This tumor is composed of spindle cells (and squamous cells) and slit-like or pseudovascular spaces. B: Higher power shows the spaces lined by cells with atypical nuclei, mimicking angiosarcoma... More about this image found in METAPLASTIC CARCINOMA, ACANTHOLYTIC PATTERN A: This tumor is composed of s...
Book Chapter
Series: Atlases of Tumor and Non-Tumor Pathology, Series 5
Volume: 19
Published: 01 February 2024
10.55418/9781933477428-16
ISBN-10: 1-933477-42-3
ISBN: 978-1-933477-42-8
..., especially if there was a prior diagnosis of lentigo maligna. The clinical recognition of DM without pigment background is very challenging. Dermoscopic features are of limited value ( 12 ). Amelanotic DM may be confused with a scar, fibroma, cyst, or keratinocyte (basal cell or squamous cell) carcinoma...
Images
NIPPLE ADENOMA  A: At low power, a benign epithelial proliferation is appar...
Published: 01 January 2024
NIPPLE ADENOMA Figure 13-7 NIPPLE ADENOMA A: At low power, a benign epithelial proliferation is apparent below the epidermis of the nipple. The proliferation is composed predominantly of benign papillomas and apocrine cysts. B: Higher power of the area of papillary proliferation and apocrine met... More about this image found in NIPPLE ADENOMA A: At low power, a benign epithelial proliferation is appar...