Bosniak Cysts Flashcards
What is the latest classification system for Bosniak cysts?
Bosniak classification system
True or False: Bosniak cysts are classified based on imaging characteristics.
True
What are the main imaging modalities used to classify Bosniak cysts?
CT and MRI
In the Bosniak classification system, which category represents a simple cyst?
Category I
What is the classification for a Bosniak cyst that has thin septa or minimally thickened calcifications?
Category II
What category in the Bosniak classification system indicates a Bosniak cyst with thickened, irregular septa?
Category III
True or False: Category IV Bosniak cysts have enhancing solid components.
True
What is the recommended management for Bosniak category I cysts?
Routine follow-up
What is the recommended management for Bosniak category II cysts?
Routine follow-up
What is the recommended management for Bosniak category IIF cysts?
Surgical resection
What is the recommended management for Bosniak category III cysts?
Surgical resection
What is the recommended management for Bosniak category IV cysts?
Surgical resection
What percentage of Bosniak category III cysts are malignant?
50%
What is the main goal of the Bosniak classification system?
To help guide management decisions
True or False: The Bosniak classification system has been widely adopted in clinical practice.
True
What is the significance of Bosniak category IV cysts?
High risk of malignancy
What imaging characteristics differentiate Bosniak category II from category IIF cysts?
Thickened, irregular septa in category IIF
What is the main advantage of the Bosniak classification system?
Risk stratification for renal cysts
What is the main disadvantage of the Bosniak classification system?
Interobserver variability
What is the most common Bosniak category encountered in clinical practice?
Category I
What imaging feature is characteristic of Bosniak category IV cysts?
Enhancing solid components
What is the main concern with Bosniak category III cysts?
Indeterminate risk of malignancy
What is the role of contrast-enhanced CT or MRI in the evaluation of Bosniak cysts?
To assess enhancement patterns
What is the main advantage of the Bosniak classification system over previous systems?
Improved risk stratification
True or False: Bosniak category II cysts have high risk of malignancy.
False