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MELANOMA IN <span class="search-highlight">SITU</span> ASSOCIATED WITH A MELANOCYTIC NEVUS  A: Melanoma in <span class="search-highlight">situ</span> w...
Published: 01 February 2024
MELANOMA IN SITU ASSOCIATED WITH A MELANOCYTIC NEVUS Figure 12-8 MELANOMA IN SITU ASSOCIATED WITH A MELANOCYTIC NEVUS A: Melanoma in situ with asymmetric and broad growth of melanocytes as nests and solitary units at the dermoepidermal junction associated with inflammation. B: Melanoma in situ i... More about this image found in MELANOMA IN SITU ASSOCIATED WITH A MELANOCYTIC NEVUS A: Melanoma in situ w...
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MELANOMA IN <span class="search-highlight">SITU</span>  Junctional nests of varying size and shape are present in...
Published: 01 February 2024
MELANOMA IN SITU Figure 12-3 MELANOMA IN SITU Junctional nests of varying size and shape are present in association with numerous solitary units of melanocytes in the spinous cell layer. More about this image found in MELANOMA IN SITU Junctional nests of varying size and shape are present in...
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MELANOMA IN <span class="search-highlight">SITU</span>  This lesion 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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MELANOMA IN <span class="search-highlight">SITU</span>  The melanoma is predominantly composed of junctional nest...
Published: 01 February 2024
MELANOMA IN SITU Figure 12-5 MELANOMA IN SITU The melanoma is predominantly composed of junctional nests (thick arrow) with only a few solitary units of melanocytes in the spinous cell layer (thin arrows). More about this image found in MELANOMA IN SITU The melanoma is predominantly composed of junctional nest...
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MELANOMA IN <span class="search-highlight">SITU</span>  Pagetoid spread of atypical melanocytes is associated wit...
Published: 01 February 2024
MELANOMA IN SITU Figure 12-6 MELANOMA IN SITU Pagetoid spread of atypical melanocytes is associated with a dense band-like infiltrate of lymphocytes in the superficial dermis. More about this image found in MELANOMA IN SITU Pagetoid spread of atypical melanocytes is associated wit...
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MELANOMA IN <span class="search-highlight">SITU</span> ASSOCIATED WITH A MELANOCYTIC NEVUS  Enlarged atypical mel...
Published: 01 February 2024
MELANOMA IN SITU ASSOCIATED WITH A MELANOCYTIC NEVUS Figure 12-7 MELANOMA IN SITU ASSOCIATED WITH A MELANOCYTIC NEVUS Enlarged atypical melanocytes are present as nests or solitary units in all layers of the epidermis. The intradermal melanocytes look distinctly different, are smaller, and have b... More about this image found in MELANOMA IN SITU ASSOCIATED WITH A MELANOCYTIC NEVUS Enlarged atypical mel...
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SUPERFICIAL SPREADING MELANOMA, IN <span class="search-highlight">SITU</span> AND INVASIVE  A: Asymmetric silhoue...
Published: 01 February 2024
SUPERFICIAL SPREADING MELANOMA, IN SITU AND INVASIVE Figure 12-9 SUPERFICIAL SPREADING MELANOMA, IN SITU AND INVASIVE A: Asymmetric silhouette of the tumor. B: Atypical melanocytes are present in the epidermis as junctional nests and solitary units in the spinous cell layer. C: The intradermal ... More about this image found in SUPERFICIAL SPREADING MELANOMA, IN SITU AND INVASIVE A: Asymmetric silhoue...
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MELANOMA IN <span class="search-highlight">SITU</span> WITH FOCAL MICROINVASION  Rare small aggregates of melanoc...
Published: 01 February 2024
MELANOMA IN SITU WITH FOCAL MICROINVASION Figure 12-10 MELANOMA IN SITU WITH FOCAL MICROINVASION Rare small aggregates of melanocytes are seen in the superficial dermis (arrow) similar in appearance to the intraepidermal tumor cells. More about this image found in MELANOMA IN SITU WITH FOCAL MICROINVASION Rare small aggregates of melanoc...
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MELANOMA IN <span class="search-highlight">SITU</span> WITH SUPERFICIAL DERMAL INVASION  Several aggregates of at...
Published: 01 February 2024
MELANOMA IN SITU WITH SUPERFICIAL DERMAL INVASION Figure 12-11 MELANOMA IN SITU WITH SUPERFICIAL DERMAL INVASION Several aggregates of atypical melanocytes are seen in the dermis. More about this image found in MELANOMA IN SITU WITH SUPERFICIAL DERMAL INVASION Several aggregates of at...
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LENTIGO MALIGNA MELANOMA IN <span class="search-highlight">SITU</span>  A: There is a broad pigmented macular pro...
Published: 01 February 2024
LENTIGO MALIGNA MELANOMA IN SITU Figure 13-2 LENTIGO MALIGNA MELANOMA IN SITU A: There is a broad pigmented macular process. The epidermis shows lentigo-like features with hyperpigmentation of keratinocytes and focal slight elongation of rete ridges. Melanophages are present in the slightly fibro... More about this image found in LENTIGO MALIGNA MELANOMA IN SITU A: There is a broad pigmented macular pro...
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LENTIGO MALIGNA MELANOMA IN <span class="search-highlight">SITU</span>  A: Although there is no confluency of mel...
Published: 01 February 2024
LENTIGO MALIGNA MELANOMA IN SITU Figure 13-3 LENTIGO MALIGNA MELANOMA IN SITU A: Although there is no confluency of melanocytes, there is an increased density of solitary units of melanocytes at the dermoepidermal junction and focally above it (white arrows). B: There is also an increased densit... More about this image found in LENTIGO MALIGNA MELANOMA IN SITU A: Although there is no confluency of mel...
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LENTIGO MALIGNA MELANOMA IN <span class="search-highlight">SITU</span>  There is an increased density of solitary...
Published: 01 February 2024
LENTIGO MALIGNA MELANOMA IN SITU Figure 13-4 LENTIGO MALIGNA MELANOMA IN SITU There is an increased density of solitary units of melanocytes at the dermoepidermal junction. The melanocytes also display cytologic atypia: their nuclei are larger and more hyperchromatic than the nuclei of adjacent k... More about this image found in LENTIGO MALIGNA MELANOMA IN SITU There is an increased density of solitary...
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LENTIGO MALIGNA MELANOMA IN <span class="search-highlight">SITU</span>  A: There is a broad proliferation of mela...
Published: 01 February 2024
LENTIGO MALIGNA MELANOMA IN SITU Figure 13-5 LENTIGO MALIGNA MELANOMA IN SITU A: There is a broad proliferation of melanocytes occupying most of the dermoepidermal junction, with associated marked solar elastosis. B,C: The junctional melanocytic proliferation is characterized by a proliferation ... More about this image found in LENTIGO MALIGNA MELANOMA IN SITU A: There is a broad proliferation of mela...
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LENTIGO MALIGNA MELANOMA IN <span class="search-highlight">SITU</span> WITH JUNCTIONAL NESTS  Irregularly placed ...
Published: 01 February 2024
LENTIGO MALIGNA MELANOMA IN SITU WITH JUNCTIONAL NESTS Figure 13-6 LENTIGO MALIGNA MELANOMA IN SITU WITH JUNCTIONAL NESTS Irregularly placed nests of varying size and shape are present at the dermoepidermal junction along with solitary units. The latter extend into follicular structures. There is... More about this image found in LENTIGO MALIGNA MELANOMA IN SITU WITH JUNCTIONAL NESTS Irregularly placed ...
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LENTIGO MALIGNA MELANOMA IN <span class="search-highlight">SITU</span> WITH ADNEXAL INVOLVEMENT  The tumor cells ...
Published: 01 February 2024
LENTIGO MALIGNA MELANOMA IN SITU WITH ADNEXAL INVOLVEMENT Figure 13-7 LENTIGO MALIGNA MELANOMA IN SITU WITH ADNEXAL INVOLVEMENT The tumor cells proliferate at the dermoepidermal junction and extend into the superficial portion adnexal epithelium (arrows). More about this image found in LENTIGO MALIGNA MELANOMA IN SITU WITH ADNEXAL INVOLVEMENT The tumor cells ...
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LENTIGO MALIGNA MELANOMA IN <span class="search-highlight">SITU</span>  Multinucleated melanocytes (starburst gia...
Published: 01 February 2024
LENTIGO MALIGNA MELANOMA IN SITU Figure 13-8 LENTIGO MALIGNA MELANOMA IN SITU Multinucleated melanocytes (starburst giant cells) (arrow) are seen. More about this image found in LENTIGO MALIGNA MELANOMA IN SITU Multinucleated melanocytes (starburst gia...
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LENTIGO MALIGNA MELANOMA IN <span class="search-highlight">SITU</span>  A patchy band-like lymphocytic infiltrate...
Published: 01 February 2024
LENTIGO MALIGNA MELANOMA IN SITU Figure 13-9 LENTIGO MALIGNA MELANOMA IN SITU A patchy band-like lymphocytic infiltrate is present in the superficial dermis. More about this image found in LENTIGO MALIGNA MELANOMA IN SITU A patchy band-like lymphocytic infiltrate...
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LENTIGO MALIGNA MELANOMA WITH SINGLE CELL MICROINVASION  Melanoma in <span class="search-highlight">situ</span> i...
Published: 01 February 2024
LENTIGO MALIGNA MELANOMA WITH SINGLE CELL MICROINVASION Figure 13-11 LENTIGO MALIGNA MELANOMA WITH SINGLE CELL MICROINVASION Melanoma in situ is associated with isolated atypical melanocytes (arrows) in a fibrosed papillary dermis. More about this image found in LENTIGO MALIGNA MELANOMA WITH SINGLE CELL MICROINVASION Melanoma in situ i...
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EXCISION OF MELANOMA IN <span class="search-highlight">SITU</span>  A: A rim of normal skin is between the edge o...
Published: 01 February 2024
EXCISION OF MELANOMA IN SITU Figure 13-15 EXCISION OF MELANOMA IN SITU A: A rim of normal skin is between the edge of the melanoma in situ and the inked side margin (H&E stain). B: Immunostain for PRAME. C: The junctional melanoma cells display nuclear labeling for PRAME. More about this image found in EXCISION OF MELANOMA IN SITU A: A rim of normal skin is between the edge o...
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ACRAL LENTIGINOUS MELANOMA IN <span class="search-highlight">SITU</span>  There is a slight increase in the densi...
Published: 01 February 2024
ACRAL LENTIGINOUS MELANOMA IN SITU Figure 14-4 ACRAL LENTIGINOUS MELANOMA IN SITU There is a slight increase in the density of junctional melanocytes, but no confluency. The melanocytes are displayed as solitary units. Some of their nuclei are hyperchromatic and have irregular shapes (white arrow... More about this image found in ACRAL LENTIGINOUS MELANOMA IN SITU There is a slight increase in the densi...