adenocarcinoma

(redirected from papillary adenocarcinoma)
Also found in: Dictionary, Thesaurus, Medical.

adenocarcinoma:

see neoplasmneoplasm
or tumor,
tissue composed of cells that grow in an abnormal way. Normal tissue is growth-limited, i.e., cell reproduction is equal to cell death. Feedback controls limit cell division after a certain number of cells have developed, allowing for tissue repair
..... Click the link for more information.
.

adenocarcinoma

[¦ad·ən‚ō‚kär·sən′ō·mə]
(medicine)
A malignant tumor originating in glandular or ductal epithelium and tending to produce acinic structures.
References in periodicals archive ?
Obviously, the latter finding supports the thyroid-like low-grade nasopharyngeal papillary adenocarcinoma nomenclature sometimes applied.
Metastases to the cervical lymph nodes, which exhibit the features of papillary adenocarcinoma, are usually interpreted as a thyroid malignancy.
Villoglandular papillary adenocarcinoma of cervix associated with cervical intraepithelial neoplasia: a case report and review of literature.
In compressed lung tissue microscopic sections of adenocarcinoma in situ may mimic papillary adenocarcinoma.
These findings were consistent with a salivary gland cystadenocarcinoma of the mobile tongue, low-grade papillary adenocarcinoma variant.
Variant: Well-Differentiated Villoglandular Papillary Adenocarcinoma.
1,6,7) Most authors agree that if the histologic features are predominately papillary, the tumor should be identified as a low-grade papillary adenocarcinoma.
This artifact in the lesion architecture led to an erroneous diagnosis of papillary adenocarcinoma rather than lepidic pattern disease.
If a tumor has lepidic growth, but the alveolar spaces are filled with papillary structures, the tumor is classified as papillary adenocarcinoma.
6,7) As shown, an aggressive digital papillary adenocarcinoma may exhibit cystic areas with true papillary formations of cuboidal epithelium.
The differential diagnosis includes other oral cavity minor salivary gland tumors such as PA, adenoid cystic carcinoma, and sometimes low-grade papillary adenocarcinoma of salivary gland origin (LGPASO).
We have also seen 2 examples with ciliated epithelium and one of these had an associated high-grade papillary adenocarcinoma with pancreatobiliary-type features.