epithelioid


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Related to epithelioid: epithelioid sarcoma, epithelioid hemangioendothelioma

epithelioid

 [ep″ĭ-the´le-oid]
resembling epithelium.

ep·i·the·li·oid

(ep'i-thē'lē-oyd),
Resembling or having some of the characteristics of epithelium.
[epithelium + G. eidos, resemblance]

epithelioid

/ep·i·the·li·oid/ (-the´le-oid) resembling epithelium.

epithelioid

(ĕp′ə-thē′lē-oid′)
adj.
Resembling epithelium.

epithelioid

Epithelial-like adjective Referring to cells, especially histiocytes, whose morphology mimics large epithelial cells

ep·i·the·li·oid

(ep'i-thē'lē-oyd)
Resembling or having some of the characteristics of epithelium.
[epithelium + G. eidos, resemblance]

epithelioid

1. Resembling EPITHELIUM.
2. Of particular cell types derived from macrophages which are a feature of granulomas.

epithelioid

resembling epithelium.

epithelioid cells
histiocytes with elongated or oval vesicular nuclei and finely granular eosinophilic cytoplasm; seen in epithelioid sarcoma.
References in periodicals archive ?
The endothelial cells are enlarged and appear epithelioid or histiocytic (figure 2).
Triphasic and epithelioid minimal fat renal angiomyolipoma and clear cell renal cell carcinoma: Qualitative and quantitative CEUS characteristics and distinguishing features.
Spindle cell melanoma: a comparison of the cytomorphological features with the epithelioid variant.
Histologic examination showed a neoplasm composed of sheets, nests, and fascicles of epithelioid and spindle cells in a fibrocollagenous stroma, which in some areas were arranged in a pseudoalveolar pattern (Figure 1, A).
Renal angiomyolipoma with epithelioid sarcomatous transformation and metastases: demonstration of the same genetic defects in the primary and metastatic lesions.
Angiomyolipoma (AML) are benign tumours composed of varying amounts of thick-walled dysplastic blood vessels, smooth muscle and mature adipose tissue derived from epithelioid cells.
The histological study showed chronic granulomatous non-necrotizing lymphadenitis with epithelioid and giant cells.
Presence of macrophages, epithelioid cells and langhans type of giant cells were predominantly found.
Objective: An important difficulty pathologists confront concerning thoracic pathology is the differentiation of pleural epithelioid malignant mesothelioma from pulmonary adenocarcinoma infiltrating into the pleura or metastatic adenocarcinoma.
Some areas covered include acquired melanocytic nevi, congenital nevi and tumefactions, blue nevi and variants, combined nevi, pigmented epithelioid melanocytoma, tumorigenic melanomas of WHO classification categories, neutrotropic melanoma, metastastic melanoma, and nonmelanocytic melanoma simulants.
She was diagnosed with epithelioid haemangio-endothelioma when she was just 12 and despite knowing that it would eventually kill her, family say that she never let it get her down.
Histopathology of bioptic samples revealed epithelioid neoplastic proliferation with a tubulopapillary pattern, falsely suggesting metastatic adenocarcinomatosis.