lymphadenoma


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Noun1.lymphadenoma - an abnormally enlarged lymph node
adenoma - a benign epithelial tumor of glandular origin
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Non-sebaceous lymphadenoma (NSLA), a rare benign salivary gland tumor, is included in the World Health Organization's classification of 2005 (1).
Although they are found in a variety of lesions, primary neoplastic lesions with predominant sebaceous component, such as sebaceous adenoma and sebaceous lymphadenoma, are very rare and account for less than 1% of salivary gland tumors [1].
Immunohistochemical comparison of cutaneous lymphadenoma, trichoblastoma, and basal cell carcinoma: support for classification of lymphadenoma as a variant of trichoblastoma.
Benign lesions other than pleomorphic adenoma and Warthin tumor included oncocytic adenomas, lipomas, lipomatosis, basal cell adenoma, nonsebaceous lymphadenoma, branchiogenic cyst, and chronic inflammation.
Hamartoma, lymphadenoma, angiomyofibroblastoma, cellular angiofibroma, sarcomas, angiomyxoma and dermatofibrosarcoma protuberans are other differential diagnosis.
The diagnosis of GD should be distinguished from leukemia, lymphadenoma, multiple myeloma, and other diseases.[sup][21]
There is a bimodal age distribution with peaks in the third and seventh to eighth decades.123 Clinically the symptoms vary from an indolent slow-growing painless asymptomatic mass to a painful rapidly progressing swelling accompanied by facial paralysis.45 If the sebaceous tumor is associated with lymphatic structures it will be named lymphadenoma or lymphadenocarcinoma.
Other benign tumours included 3 cases (1.85%) of lipomas all seen in the parotid, and 1 case (0.61%) each of haemangioma, basal cell adenoma, oncocytoma, myoepithelioma and sebaceous lymphadenoma (Table 1 and Table 3).
Similarly trichoepithelomas18, and cutaneous lymphadenoma shows variable degree of positivity19.