adenomatoid tumor


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adenomatoid tumor

[‚ad·ən′ä·mə‚tȯid ′tü·mər]
(medicine)
A benign genital-tract tumor composed of stroma whose spaces are lined by cells that resemble epithelium, endothelium, and mesothelium.
References in periodicals archive ?
In a retrospective review of eight benign paratesticular masses (27), including five cases of acute epididymitis, two spermatoceles and one adenomatoid tumor of the tunica albuginea, the ADC was reported higher compared with that of the normal epididymis.
Adenomatoid tumor is a benign neoplasm of mesothelial origin that can be seen in the female genital tract, more commonly involving the uterus and fallopian tubes than the ovary.
There are some benign and malignant disorders that can simulate BMPM, such as abdominal cystic lymphangioma, pseudomyxoma peritonei, cystic adenomatoid tumor, endometriosis, malignant peritoneal mesothelioma, and secondary tumors involving the peritoneum [2, 28-30].
[1] Stafne, in year 1948 described it as an "ameloblastic adenomatoid tumor or adenoameloblastoma," since it presented with simulating structures such as canals or glands, he, therefore, described it as an ameloblastoma variant.
Mixed tumor of paratesticular rhabdomyosarcoma and an adenomatoid tumor in an elderly patient.
The commonest tumor was germ cell tumors [101 (87.82%) cases], followed by six cases (5.22%) of NonHodgkin's lymphoma, five cases (4.34%) of mesenchymal tumors of testicular adnexa, two cases (1.73%) of sex cord-stromal tumors, and one case (0.87%) of adenomatoid tumor [Tables 1 and 2].
One case each of adenomatoid tumor, scrotal hemangioma, solitary fibrous tumor, and papillary cyst adenoma were reported.
Glodman, "Nephrogenic metaplasia (nephrogenic adenoma, adenomatoid tumor) of the bladder," The Journal of Urology, vol.
Later on it has been described under various names like adenoameloblastoma, cystic complex composite odontoma, ameloblastic odontogenic tumor, odontogenic adenomatoid tumor, and so forth.
On histopathology, the excised epididymal tumour was encapsulated with cuboidal to flattened tumour cells in cords and tubules and having large intracytoplasmic vacuoles that is characteristic of adenomatoid tumor. A few other paratesticular tumours have been reported like leiomyomas which have spindle cell as characteristic HPE finding.
Cystic lymphangioma-like adenomatoid tumor of the adrenal gland: Case presentation and review of the literature.
We report a case of epididymal adenomatoid tumor diagnosed on aspiration cytology, which was confirmed on histopathology and immunohistochemistry.