Results 201 to 210 of about 664,036 (261)
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Blue Nevus

2007
According to the original description by Tieche [33], to which little can be added, blue nevus is a dermal-based, benign melanocytic lesion histopathologically made up by variable proportions of oval/spindle and bipolar, usually heavily pigmented dendritic cells (G. Ferrara et al., submitted) [37, 40].
Ferrara G., Argenziano G.
openaire   +2 more sources

Blue Nevus (“cellular” blue nevus)

2004
The so called cellular blue nevus is a form of blue nevus which is composed of ovoid, pale, scarcely pigmented, non dendritic cells, while usually having at least a few dendritic, heavily pigmented melanocytes of the “common” form. These pale ovoid cells have a distinct inclination to aggregate in tightly packed round to oval nests. The term “cellular”
Guido Massi, Philip E. Leboit
openaire   +1 more source

Blue Nevus(“Common” blue nevus)

2004
The “common” blue nevus, is a benign neoplasm composed of dendritic melanocytes accompanied by numerous melanophages. The lesion is entirely contained in the dermis, without a junctional component. The common blue nevus constitutes a clinical and morphological continuum with the so called “cellular” blue nevus, discussed in the next chapter.
Guido Massi, Philip E. Leboit
openaire   +1 more source

Blue nevus

Journal of the American Podiatric Medical Association, 1995
Dermal melanocytes are generally most numerous in the sacral, dorsal hand, and dorsal foot. There is also a slight rise that often occurs toward the axial line of the trunk. The practitioner needs to be aware and take necessary measures to properly diagnose the blue nevus from other forms of pigmented skin lesion.
BC Valentine, FN Day, JJ Naples
openaire   +1 more source

Hypopigmented common blue nevus

Journal of Cutaneous Pathology, 1997
Blue nevus is a benign pigmented lesion of dermal melanocytes with a number of histologic and clinical variants, of which the major types are the common blue nevus, cellular blue nevus and combined nevus.This study describes 9 cases of hypopigmented blue nevus (HBN), a variant of common blue nevus in which there is minimal identifiable melanin pigment.
S, Carr   +3 more
openaire   +2 more sources

A diagnostically‐challenging case of melanoma ex blue nevus with comprehensive molecular analysis, including the 23‐gene expression signature (myPath melanoma)

Journal of cutaneous pathology, 2019
Melanoma ex blue nevus (MEBN) is a rare, aggressive, and potentially lethal neoplasm. Distinguishing MEBN from an atypical cellular blue nevus can be very challenging. We report a diagnostically difficult case of MEBN with lymph node metastases, in which
S. Castillo   +6 more
semanticscholar   +1 more source

Malignant Blue Nevus

Archives of Dermatology, 1956
Junction activity is one of the well-recognized histologic features of primary malignant melanomas of skin and mucous membrane. Its absence in a pigmented tumor revealing cellular and nuclear pleomorphism, mitoses, and invasion is usually indicative of the metastatic nature of the neoplasm or represents a local recurrence.
openaire   +2 more sources

Blue Rubber Bleb Nevus

Archives of Dermatology, 1961
Because of the appearance and consistency of the lesions, Bean 2 has given the name blue rubber bleb nevus to a variant of hemangioma probably first described by Gascoyen. 6 Although a century has elapsed since the original article appeared, the disorder is still not well recognized.
R M, FINE, V J, DERBES, W H, CLARK
openaire   +2 more sources

Low‐dose sirolimus for a patient with blue rubber bleb nevus syndrome

Pediatrics International, 2019
Blue rubber bleb nevus syndrome (BRBNS), an extremely rare disease, is characterized by multiple venous malformations (VMs) that characteristically occur on the skin of the whole body and mucosa of the gastrointestinal system. Chronic anemia is caused by
Mai Yokoyama   +4 more
semanticscholar   +1 more source

A cellular blue nevus with pigmented epithelioid melanocytoma‐like pattern on the ipsilateral upper arm associated with a congenital plaque‐type blue nevus on the hand

Journal of cutaneous pathology, 2019
A 36‐year‐old man presented with a subcutaneous nodule on the right upper arm. A small nodule had developed 8 years earlier, and grew in size, accompanied by a tingling sensation and numbness.
Min Young Lee   +6 more
semanticscholar   +1 more source

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