adenomatoid tumor

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ad·e·no·ma·toid tu·mor

a small benign tumor of the male epididymis and female genital tract, consisting of fibrous tissue or smooth muscle enclosing anastomosing glandlike spaces containing acid mucopolysaccharide lined by flattened cells that have ultra-structural characteristics of mesothelial cells.

ad·e·no·ma·toid tu·mor

(ad'ĕ-nō'mă-toyd tū'mŏr)
A small benign neoplasm of the epididymis or female genital tract, consisting of fibrous tissue enclosing glandlike spaces lined by mesothelial cells.
Synonym(s): adenofibromyoma, Recklinghausen tumor.


Friedrich Daniel von, German histologist and pathologist, 1833-1910.
central Recklinghausen disease type II - congenital disorder characterized by café-au-lait spots, intertriginous freckling, iris hamartomas, and multiple skin neurofibromas.
Recklinghausen disease of bone - increased osteoclastic resorption of calcified bone with replacement by fibrous tissue due to primary hyperparathyroidism or other causes of the rapid mobilization of mineral salts. Synonym(s): osteitis fibrosa cystica
Recklinghausen disease type I - Synonym(s): von Recklinghausen disease
Recklinghausen disease type II - Synonym(s): von Recklinghausen disease
Recklinghausen tonometer
Recklinghausen tumor - a small benign tumor of the male epididymis and female genital tract. Synonym(s): adenomatoid tumor
Recklinghausen-Applebaum disease - a condition of hemochromatosis.
von Recklinghausen disease - two distinct major hereditary disorders: type I (neurofibromatosis type II), and central type II (neurofibromatosis type I). Synonym(s): neurofibromatosis
von Recklinghausen neurofibromatosis
References in periodicals archive ?
Adenomatoid tumor is a benign neoplasm of mesothelial origin (1).
Adenomatoid tumor is a benign mesothelial tumor, which is common in the male and female genital tract.
Like hemangiomas, vascular dilatation can also be found in other benign lesions, such as adenomatoid tumor, lymphangioma, and arteriovenous malformation.
Adenomatoid tumor of the bladder reproducing renal structures (nefrogenic adenoma).
The differential diagnosis includes malignant testicular tumor, adenomatoid tumor, epididymitis, hemangioma and hematoma.
5) Benign intrascrotal extratesticular lesions include EICs, adenomatoid tumor of the epididymis, fibroma, lip oma, and cholesterol granuloma.
These findings have been confirmed by a further investigation in which FISH analysis demonstrated 9p21 deletion in 35 of 40 MM cases (88%) and absence of this deletion in cases of adenomatoid tumor, benign mesothelial multicystic tumor, reactive mesothelial hyperplasia, or pleuritis.
The adenomatoid tumor of the epididymis is the most common extratesticular tumor in adults.
In addition, the cytologic atypia seen in malignant mesothelioma greatly exceeds that seen in adenomatoid tumor.
2004 World Health Organization Histologic Classification of Mesothelioma Epithelioid Sarcomatoid Desmoplastic Biphasic Other tumors of mesothelial origin Well-differentiated papillary mesothelioma Localized malignant mesothelioma Adenomatoid tumor Data derived from Travis et al, (2) Churg et al, (78) Roggli et al, (79) and Galateau-Salle et al.
Benign epididymal neoplasms include adenomatoid tumor (most common), leiomyoma, serous (nonpapillary) cystadenoma, cavernous hemangioma, and melanotic neuroectodermal tumor.
The differential diagnoses included a paraganglioma, adenomatoid tumor, malignant mesothelioma, paratesticular leydig cell tumor, carcinoma of the rete testis, a melanotic neuroectodermal tumor, and a desmoplastic small round cell tumor.