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15 de may. de 2024 · Acinic cell carcinoma is a malignant epithelial neoplasm characterized by clear and granular cells that may contain zymogen granules in the cytoplasm and shows microglandular and solid growth patterns. Essential features.
29 de may. de 2024 · Learn how a diagnosis of atypical lobular hyperplasia or atypical ductal hyperplasia affects your risk of breast cancer and what you can do.
29 de may. de 2024 · Atypical hyperplasia causes a buildup of cells in the breast tissue. When viewed with a microscope, the cells look different from typical breast cells. Atypical hyperplasia of the breast isn't breast cancer. But it's a sign that you have an increased risk of breast cancer in the future.
13 de may. de 2024 · Common finding on mammograms and can represent both benign and malignant conditions. Microcalcifications are the most common mammographic presentation (~42%) of nonpalpable cancer ( AJR Am J Roentgenol 1986;146:661 ) 2 main types based on biochemical composition. Type I: calcium oxalate.
Hace 6 días · Hyperplasia of the salivary gland can be acinar, ductal ( Figure 2, Figure 4, Figure 5, and Figure 6 ), or both. Hyperplasia of acini results in an increase in individual acinar units but not in ducts, whereas hyperplasia of the ducts is described as an increase in ducts without a concomitant increase in acinar structures.
29 de may. de 2024 · It is characterized by focal to confluent areas of shrunken acini lined by small, low to flattened cuboidal cells and supported by variably increased fibrous stroma. Recommendations: Lacrimal gland atrophy should be diagnosed and assigned a severity grade.
Hace 2 días · The histologic appearance varies from hyaline masses, to finely or coarsely granulated secretion, to deeply basophilic granular precipitates (arrows, Figure 2 ), often appearing as a mixture ( Figure 1 and Figure 2 ). The acinar epithelial lining typically is low cuboidal to flattened.
