papillary tumor
Học thuậtThân thiện
Definition
Noun: A papillary tumor is a benign (non-cancerous) epithelial tumor that forms a rounded, often projecting, mass. It is characterized by finger-like projections (papillae) of tissue.
Usage
The term "papillary tumor" is used in medical contexts to describe a specific type of non-cancerous growth. It is typically a precise, clinical term.
Examples
- The biopsy results confirmed the growth was a papillary tumor and not malignant.
- A common example of a papillary tumor is a papilloma, which can occur in the skin, breast ducts, or bladder.
Advanced Usage
- Papillary tumor is often used interchangeably with papilloma in general descriptions, though specific medical contexts may distinguish between them based on location or microscopic features.
- In histopathology, the diagnosis of a papillary tumor involves identifying the characteristic frond-like (papillary) architecture of the growth.
Variants and Related Words
- Papilloma (n): The most common specific type of papillary tumor.
- Papillary (adj): Relating to, resembling, or characterized by papillae (e.g., papillary muscle in the heart, papillary carcinoma—a malignant form).
- Papillary Carcinoma (n): A cancer that also has a papillary growth pattern. This is distinct from a benign papillary tumor.
Synonyms
- Papilloma
- Benign papillary neoplasm
- Epithelial papilloma
Antonyms
- Malignant tumor
- Carcinoma (specifically, a papillary carcinoma would be the malignant counterpart)
Noun
- a benign epithelial tumor forming a rounded mass