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biopsy

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SOLAR LENTIGO AND SEBORRHEIC KERATOSIS  A: Shave <span class="search-highlight">biopsy</span> containing both seb...
Published: 01 February 2024
SOLAR LENTIGO AND SEBORRHEIC KERATOSIS Figure 1-2 SOLAR LENTIGO AND SEBORRHEIC KERATOSIS A: Shave biopsy containing both seborrheic keratosis and solar lentigo. B: The solar lentigo component shows slight epidermal hyperplasia associated with hyperpigmentation. More about this image found in SOLAR LENTIGO AND SEBORRHEIC KERATOSIS A: Shave biopsy containing both seb...
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ANGIOMATOID SPITZ NEVUS  A: Shave <span class="search-highlight">biopsy</span> of a Spitz nevus with angioma-like...
Published: 01 February 2024
ANGIOMATOID SPITZ NEVUS Figure 7-15 ANGIOMATOID SPITZ NEVUS A: Shave biopsy of a Spitz nevus with angioma-like hypervascularity in the dermis. B: Epithelioid melanocytes are dispersed in a fibrotic stroma associated with an increased number of ectatic vacular channels. More about this image found in ANGIOMATOID SPITZ NEVUS A: Shave biopsy of a Spitz nevus with angioma-like...
Images
NEUROFIBROMA-LIKE DESMOPLASTIC MELANOMA  A: Punch <span class="search-highlight">biopsy</span> with an intraderma...
Published: 01 February 2024
NEUROFIBROMA-LIKE DESMOPLASTIC MELANOMA Figure 16-10 NEUROFIBROMA-LIKE DESMOPLASTIC MELANOMA A: Punch biopsy with an intradermal spindle cell proliferation. B: Cytologically bland spindle cells with Schwannian (neurofibroma-like) features. C: The biopsy of the locally persistent tumor shows mel... More about this image found in NEUROFIBROMA-LIKE DESMOPLASTIC MELANOMA A: Punch biopsy with an intraderma...
Images
SPITZOID MELANOMA (OF CHILDHOOD)  A: Shave <span class="search-highlight">biopsy</span> of an ulcerated tumor.  B...
Published: 01 February 2024
SPITZOID MELANOMA (OF CHILDHOOD) Figure 19-4 SPITZOID MELANOMA (OF CHILDHOOD) A: Shave biopsy of an ulcerated tumor. B: The tumor cells display severe nuclear atypia. The tumor was associated with homozygous deletions of p16 (not shown). C: Metastatic melanoma in the regional lymph node. More about this image found in SPITZOID MELANOMA (OF CHILDHOOD) A: Shave biopsy of an ulcerated tumor. B...
Images
BRESLOW THICKNESS OF AN ULCERATED MELANOMA  A: Partial punch <span class="search-highlight">biopsy</span> of a la...
Published: 01 February 2024
BRESLOW THICKNESS OF AN ULCERATED MELANOMA Figure 23-2 BRESLOW THICKNESS OF AN ULCERATED MELANOMA A: Partial punch biopsy of a large ulcerated melanoma. Only a minimum measurement of tumor thickness and tumor microstaging can be provided. B: Upon review of the excision, the ulcerated melanoma wa... More about this image found in BRESLOW THICKNESS OF AN ULCERATED MELANOMA A: Partial punch biopsy of a la...
Images
MELANOMA IN-TRANSIT METASTASIS  A: Several red papules are present near a s...
Published: 01 February 2024
MELANOMA IN-TRANSIT METASTASIS Figure 22-1 MELANOMA IN-TRANSIT METASTASIS A: Several red papules are present near a scar from the prior excision of the primary melanoma. One papule (arrow) was biopsied. B: The biopsy revealed an intradermal nodule of melanoma. C: The tumor cells are amelanotic ... More about this image found in MELANOMA IN-TRANSIT METASTASIS A: Several red papules are present near a s...
Images
NONSURGICALLY TRAUMATIZED MELANOCYTIC NEVUS (NO RECOLLECTION OR DOCUMENTATI...
Published: 01 February 2024
NONSURGICALLY TRAUMATIZED MELANOCYTIC NEVUS (NO RECOLLECTION OR DOCUMENTATION OF PRIOR BIOPSY) Figure 6-8 NONSURGICALLY TRAUMATIZED MELANOCYTIC NEVUS (NO RECOLLECTION OR DOCUMENTATION OF PRIOR BIOPSY) A: A compound melanocytic nevus with a trizonal pattern is characterized by architectural disord... More about this image found in NONSURGICALLY TRAUMATIZED MELANOCYTIC NEVUS (NO RECOLLECTION OR DOCUMENTATI...
Images
CMN WITH A PIGMENTED PN  A: Silhouette of a pigmented papule that was biops...
Published: 01 February 2024
CMN WITH A PIGMENTED PN Figure 2-17 CMN WITH A PIGMENTED PN A: Silhouette of a pigmented papule that was biopsied within a large CMN. B: The melanocyte population is composed of densely cellular, small pigmented epithelioid melanocytes with bland nuclear features. More about this image found in CMN WITH A PIGMENTED PN A: Silhouette of a pigmented papule that was biops...
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PERSISTENT MELANOCYTIC NEVUS  A: There is a heavily pigmented compound mela...
Published: 01 February 2024
PERSISTENT MELANOCYTIC NEVUS Figure 6-5 PERSISTENT MELANOCYTIC NEVUS A: There is a heavily pigmented compound melanocytic nevus confined to the area of the scar from a prior shave biopsy. B: The melanocytes are heavily pigmented and display epithelioid cell features. Junctional melanocytes invol... More about this image found in PERSISTENT MELANOCYTIC NEVUS A: There is a heavily pigmented compound mela...
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NEVOID MELANOMA IN SITU  A: Junctional proliferation of nests and solitary ...
Published: 01 February 2024
NEVOID MELANOMA IN SITU Figure 17-9 NEVOID MELANOMA IN SITU A: Junctional proliferation of nests and solitary units of melanocytes. B: Image of the clinical lesion, from which the biopsy was taken. The clinical context proves that the junctional melanocytic proliferation must be melanoma in situ... More about this image found in NEVOID MELANOMA IN SITU A: Junctional proliferation of nests and solitary ...
Images
DYSPLASTIC NEVUS  A: Multiple pigmented lesions are present on the back. Th...
Published: 01 February 2024
DYSPLASTIC NEVUS Figure 4-2 DYSPLASTIC NEVUS A: Multiple pigmented lesions are present on the back. The lesion, which was biopsied and histologically confirmed, is highlighted. B: The lesion displays some asymmetry, has an irregular peripheral border, and has some variation in pigmentation, with... More about this image found in DYSPLASTIC NEVUS A: Multiple pigmented lesions are present on the back. Th...
Images
<span class="search-highlight">BIOPSY</span> SITE  A: Low-power view of a <span class="search-highlight">biopsy</span> site and hemostatic plug charact...
Published: 01 January 2024
BIOPSY SITE Figure 2-6 BIOPSY SITE A: Low-power view of a biopsy site and hemostatic plug characterized by gray-blue foreign material admixed with fibrin. A rim of histiocytes and lymphocytes surround the biopsy cavity. Hemosiderin deposition is also present. B: High power better demonstrates th... More about this image found in BIOPSY SITE A: Low-power view of a biopsy site and hemostatic plug charact...
Images
<span class="search-highlight">BIOPSY</span> SITE  A: This <span class="search-highlight">biopsy</span> site is composed of giant cells and mucinous-ap...
Published: 01 January 2024
BIOPSY SITE Figure 2-8 BIOPSY SITE A: This biopsy site is composed of giant cells and mucinous-appearing material that may be a mimic of mucinous carcinoma at scanning magnification. B: High power reveals the presence of giant cells, histiocytes, and foreign material. More about this image found in BIOPSY SITE A: This biopsy site is composed of giant cells and mucinous-ap...
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<span class="search-highlight">BIOPSY</span> SITE  <span class="search-highlight">Biopsy</span> marking devices produce varying morphologic responses, ...
Published: 01 January 2024
BIOPSY SITE Figure 15-10 BIOPSY SITE Biopsy marking devices produce varying morphologic responses, but in each instance, evidence of a tissue reaction, foreign body giant cells (A), and a chronic inflammatory cell infiltrate (B), in addition to locating the clip, is important to confirm excision ... More about this image found in BIOPSY SITE Biopsy marking devices produce varying morphologic responses, ...
Images
ACRAL NEVUS OF THE PALM  A: Small circumscribed pigmented macule on the pal...
Published: 01 February 2024
ACRAL NEVUS OF THE PALM Figure 5-2 ACRAL NEVUS OF THE PALM A: Small circumscribed pigmented macule on the palm. B: The shave biopsy shows a small circumscribed proliferation of melanocytes. C: Nests and solitary units of melanocytes are present in the epidermis and dermis. The junctional nests ... More about this image found in ACRAL NEVUS OF THE PALM A: Small circumscribed pigmented macule on the pal...
Book Chapter
Series: Atlases of Tumor and Non-Tumor Pathology, Series 5
Volume: 19
Published: 01 February 2024
10.55418/9781933477428-05
ISBN-10: 1-933477-42-3
ISBN: 978-1-933477-42-8
... of keratinocytes. ACRAL NEVUS OF THE PALM Figure 5-2 ACRAL NEVUS OF THE PALM A: Small circumscribed pigmented macule on the palm. B: The shave biopsy shows a small circumscribed proliferation of melanocytes. C: Nests and solitary units of melanocytes are present in the epidermis and dermis. The junctional...
Book Chapter
Series: Atlases of Tumor and Non-Tumor Pathology, Series 5
Volume: 19
Published: 01 February 2024
10.55418/9781933477428-01
ISBN-10: 1-933477-42-3
ISBN: 978-1-933477-42-8
... not need to be treated. However, they may be biopsied when they display irregular features, are new, or are changing to exclude the possibility of melanoma in situ. SOLAR LENTIGO Definition. A solar lentigo is a benign pigmented keratinocytic lesion manifesting as a melanotic macule or patch...
Book Chapter
Series: Atlases of Tumor and Non-Tumor Pathology, Series 5
Volume: 19
Published: 01 February 2024
10.55418/9781933477428-06
ISBN-10: 1-933477-42-3
ISBN: 978-1-933477-42-8
... MELANOCYTIC NEVI Recurrent/Persistent Melanocytic Nevi after Surgery Definition.  Persistent nevi are benign melanocytic proliferations at the site of a prior partial biopsy or incomplete surgical removal. Although persistent nevus is the more precise term, the term recurrent nevus...
Images
ROSAI-DORFMAN DISEASE  A: A low-power view of a core needle <span class="search-highlight">biopsy</span> shows fi...
Published: 01 January 2024
ROSAI-DORFMAN DISEASE Figure 2-4 ROSAI-DORFMAN DISEASE A: A low-power view of a core needle biopsy shows fibrous breast parenchyma with a mixed chronic inflammatory cell infiltrate. B: Higher power reveals the presence of histiocytes, lymphocytes, and plasma cells. C: High power shows a histioc... More about this image found in ROSAI-DORFMAN DISEASE A: A low-power view of a core needle biopsy shows fi...
Images
<span class="search-highlight">BIOPSY</span> SITE WITH DISPLACED EPITHELIUM  A: A benign proliferative lesion wit...
Published: 01 January 2024
BIOPSY SITE WITH DISPLACED EPITHELIUM Figure 2-7 BIOPSY SITE WITH DISPLACED EPITHELIUM A: A benign proliferative lesion with adjacent biopsy site and displaced epithelial elements. B: High power shows the epithelial nests and glands embedded in a reactive, spindle cell stroma with admixed histio... More about this image found in BIOPSY SITE WITH DISPLACED EPITHELIUM A: A benign proliferative lesion wit...