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lesion

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PIGMENTED JUNCTIONAL MELANOCYTIC NEVUS  A: A small <span class="search-highlight">lesion</span> is composed of ju...
Published: 01 February 2024
PIGMENTED JUNCTIONAL MELANOCYTIC NEVUS Figure 3-3 PIGMENTED JUNCTIONAL MELANOCYTIC NEVUS A: A small lesion is composed of junctional nests. B: The nests vary slightly in size and shape. They are composed of cytologically bland melanocytes. More about this image found in PIGMENTED JUNCTIONAL MELANOCYTIC NEVUS A: A small lesion is composed of ju...
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HALO NEVUS  The <span class="search-highlight">lesion</span> has a cellular inflamed center that is flanked by a ...
Published: 01 February 2024
HALO NEVUS Figure 3-21 HALO NEVUS The lesion has a cellular inflamed center that is flanked by a rim of dermis devoid of dermal melanocytes, stromal edema, and slight hypervascularity (arrows). More about this image found in HALO NEVUS The lesion has a cellular inflamed center that is flanked by a ...
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ACQUIRED MELANOCYTIC NEVI WITH MINOR ARCHITECTURAL DISORDER  A: The <span class="search-highlight">lesion</span> ...
Published: 01 February 2024
ACQUIRED MELANOCYTIC NEVI WITH MINOR ARCHITECTURAL DISORDER Figure 3-23 ACQUIRED MELANOCYTIC NEVI WITH MINOR ARCHITECTURAL DISORDER A: The lesion is small and circumscribed. It displays minor asymmetry. B: This compound nevus has a shoulder, but lacks other features of a dysplastic nevus. More about this image found in ACQUIRED MELANOCYTIC NEVI WITH MINOR ARCHITECTURAL DISORDER A: The lesion ...
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ACRAL NEVUS FROM THE FOOT OF A TEENAGER  A: The silhouette of the <span class="search-highlight">lesion</span> sh...
Published: 01 February 2024
ACRAL NEVUS FROM THE FOOT OF A TEENAGER Figure 5-3 ACRAL NEVUS FROM THE FOOT OF A TEENAGER A: The silhouette of the lesion shows a mixed lentiginous junctional and nested growth pattern of melanocytes. B: In the center of the lesion are several melanocytes in the spinous and granular cell layer.... More about this image found in ACRAL NEVUS FROM THE FOOT OF A TEENAGER A: The silhouette of the lesion sh...
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JUNCTIONAL SPITZ NEVUS  Small circumscribed <span class="search-highlight">lesion</span> has junctional nests of ...
Published: 01 February 2024
JUNCTIONAL SPITZ NEVUS Figure 7-4 JUNCTIONAL SPITZ NEVUS Small circumscribed lesion has junctional nests of varying size and shape. Clefts are seen between the nests of melanocytes and the adjacent hyperplastic epidermis. More about this image found in JUNCTIONAL SPITZ NEVUS Small circumscribed lesion has junctional nests of ...
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JUNCTIONAL SPITZ NEVUS  A: Small circumscribed <span class="search-highlight">lesion</span> with junctional nests...
Published: 01 February 2024
JUNCTIONAL SPITZ NEVUS Figure 7-6 JUNCTIONAL SPITZ NEVUS A: Small circumscribed lesion with junctional nests of spindle and epithelioid melanocytes. B: The junctional nests extend into adnexal structures. More about this image found in JUNCTIONAL SPITZ NEVUS A: Small circumscribed lesion with junctional nests...
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HALO SPITZ NEVUS  A: The silhouette of the <span class="search-highlight">lesion</span> shows a dense band-like l...
Published: 01 February 2024
HALO SPITZ NEVUS Figure 7-14 HALO SPITZ NEVUS A: The silhouette of the lesion shows a dense band-like lymphocytic infiltrate in the superficial dermis. B: A few scattered large epithelioid (spitzoid) melanocytes are present in the lymphocytic infiltrate. More about this image found in HALO SPITZ NEVUS A: The silhouette of the lesion shows a dense band-like l...
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DESMOPLASTIC SPITZ NEVUS  A: The <span class="search-highlight">lesion</span> displays a superficial plaque-like ...
Published: 01 February 2024
DESMOPLASTIC SPITZ NEVUS Figure 7-16 DESMOPLASTIC SPITZ NEVUS A: The lesion displays a superficial plaque-like silhouette of dense fibrous stroma. B: The dermis is fibrotic and paucicellular. C: Amelanotic spindle and epithelioid melanocytes are present in the dermis in association with ectatic... More about this image found in DESMOPLASTIC SPITZ NEVUS A: The lesion displays a superficial plaque-like ...
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DESMOPLASTIC SPITZ NEVUS  A: A broad sclerotic plaque <span class="search-highlight">lesion</span> extends to dee...
Published: 01 February 2024
DESMOPLASTIC SPITZ NEVUS Figure 7-17 DESMOPLASTIC SPITZ NEVUS A: A broad sclerotic plaque lesion extends to deep dermis. B: The tumor is composed of large spindle and epithelioid melanocytes. More about this image found in DESMOPLASTIC SPITZ NEVUS A: A broad sclerotic plaque lesion extends to dee...
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SPITZ NEVUS WITH 11P GAIN  A: Silhouette of a partly desmoplastic <span class="search-highlight">lesion</span>.  ...
Published: 01 February 2024
SPITZ NEVUS WITH 11P GAIN Figure 7-32 SPITZ NEVUS WITH 11P GAIN A: Silhouette of a partly desmoplastic lesion. B: Analysis of the tumor cells by fluorescence in situ hybridization (FISH) revealed an isolated gain of 11p. C: The tumor cells show the typical Spitz cytology characterized by plump ... More about this image found in SPITZ NEVUS WITH 11P GAIN A: Silhouette of a partly desmoplastic lesion. ...
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COMMON BLUE NEVUS  Small <span class="search-highlight">lesion</span> of pigmented fusiform and dendritic melanoc...
Published: 01 February 2024
COMMON BLUE NEVUS Figure 8-3 COMMON BLUE NEVUS Small lesion of pigmented fusiform and dendritic melanocytes and scattered melanophages. These cells are present in the superficial reticular dermis in association with pilar erector smooth muscle bundles. More about this image found in COMMON BLUE NEVUS Small lesion of pigmented fusiform and dendritic melanoc...
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SCLEROSING BLUE NEVUS  A: Small amelanotic fibrosing spindle cell <span class="search-highlight">lesion</span> in...
Published: 01 February 2024
SCLEROSING BLUE NEVUS Figure 8-8 SCLEROSING BLUE NEVUS A: Small amelanotic fibrosing spindle cell lesion in the superficial dermis. B: The spindle cells are strongly and diffusely immunoreactive for Melan-A. C: The tumor cells display cytologically bland fibroblast-like features, simulating a f... More about this image found in SCLEROSING BLUE NEVUS A: Small amelanotic fibrosing spindle cell lesion in...
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AMELANOTIC CELLULAR AND SCLEROSING BLUE NEVUS  A: Biphasic nodular <span class="search-highlight">lesion</span> i...
Published: 01 February 2024
AMELANOTIC CELLULAR AND SCLEROSING BLUE NEVUS Figure 8-19 AMELANOTIC CELLULAR AND SCLEROSING BLUE NEVUS A: Biphasic nodular lesion including areas of abundant fibrous stroma with only a few tumor cells and areas of high cell density with no or minimal intervening stroma. B: The tumor cells are c... More about this image found in AMELANOTIC CELLULAR AND SCLEROSING BLUE NEVUS A: Biphasic nodular lesion i...
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PIGMENTED EPITHELIOID MELANOCYTOMA  A: Scanning magnification of a <span class="search-highlight">lesion</span> f...
Published: 01 February 2024
PIGMENTED EPITHELIOID MELANOCYTOMA Figure 11-1 PIGMENTED EPITHELIOID MELANOCYTOMA A: Scanning magnification of a lesion from the back of a 17-year-old girl shows a heavily and uniformly pigmented, symmetrical, circumscribed and predominantly intradermal tumor. B: Many of the tumor cells have lar... More about this image found in PIGMENTED EPITHELIOID MELANOCYTOMA A: Scanning magnification of a lesion f...
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SUPERFICIAL SPREADING MELANOMA  A: The <span class="search-highlight">lesion</span> is located on the upper back....
Published: 01 February 2024
SUPERFICIAL SPREADING MELANOMA Figure 12-1 SUPERFICIAL SPREADING MELANOMA A: The lesion is located on the upper back. B: It is asymmetric, with irregular borders and colors. (Courtesy of Dr. M Marchetti, New York, NY) More about this image found in SUPERFICIAL SPREADING MELANOMA A: The lesion is located on the upper back....
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SUPERFICIAL SPREADING MELANOMA  A: The silhouette of the <span class="search-highlight">lesion</span> is asymmetr...
Published: 01 February 2024
SUPERFICIAL SPREADING MELANOMA Figure 12-2 SUPERFICIAL SPREADING MELANOMA A: The silhouette of the lesion is asymmetric with regard to the growth pattern and pigment distribution. B: In a different section of the same tumor, junctional nests and pagetoid spread of solitary units of atypical mela... More about this image found in SUPERFICIAL SPREADING MELANOMA A: The silhouette of the lesion is asymmetr...
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MELANOMA IN SITU  This <span class="search-highlight">lesion</span> is predominantly composed of solitary units o...
Published: 01 February 2024
MELANOMA IN SITU Figure 12-4 MELANOMA IN SITU This lesion is predominantly composed of solitary units of melanocytes at all layers of the epidermis. More about this image found in MELANOMA IN SITU This lesion is predominantly composed of solitary units o...
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MATURING VARIANT OF NEVOID MELANOMA  A: Small diameter <span class="search-highlight">lesion</span> with predomin...
Published: 01 February 2024
MATURING VARIANT OF NEVOID MELANOMA Figure 17-5 MATURING VARIANT OF NEVOID MELANOMA A: Small diameter lesion with predominantly intradermal growth of melanocytes displays the silhouette of a nevus. B: There is evidence of maturation. However, there is architectural disorder of melanocytes and as... More about this image found in MATURING VARIANT OF NEVOID MELANOMA A: Small diameter lesion with predomin...
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BALLOON CELL MELANOMA  A: Plaque-like <span class="search-highlight">lesion</span> with prominent nested and page...
Published: 01 February 2024
BALLOON CELL MELANOMA Figure 21-1 BALLOON CELL MELANOMA A: Plaque-like lesion with prominent nested and pagetoid growth typical of superficial spreading melanoma. B: Most tumor cells in the epidermis and dermis display abundant pale cytoplasm. More about this image found in BALLOON CELL MELANOMA A: Plaque-like lesion with prominent nested and page...