What is the Bosniak classification?

What is the Bosniak classification?

The Bosniak classification system of renal cystic masses divides renal cystic masses into five categories based on imaging characteristics on contrast-enhanced CT. It is helpful in predicting a risk of malignancy and suggesting either follow up or treatment.

What is a Bosniak type 4 cyst?

Bosniak IV cysts have measurable enhancing nodular soft tissue components which are independent of the wall or septa. They are considered to be malignant until proven otherwise.

What is a Bosniak type 1 cyst?

Bosniak I cysts are benign simple cysts (Tables 1–4). The description of this category is unchanged except its smooth well-defined wall may enhance and the allowable wall thickness is defined as 2 mm or thinner (ie, thin).

What does Bosniak mean?

Definition of Bosniak : bosnian especially : a Muslim Bosnian.

What is a Bosniak 2F?

The radiology definition of Bosniak 2F cysts implies the presence of multiple hairline-thin or minimally, smoothly thick septa and/or walls that may contain perceived enhancement and/or coarse calcification but no measurable enhancement.

Is Bosniak 3 cyst cancerous?

Cysts are fluid filled structures that range from being “simple cysts” which are benign to more complex cysts which could be cancerous. Cysts are graded on a scale from 1 to 4 (Bosniak Classification). Bosniak 1 and 2 lesions are likely to be benign whereas Bosniak 3 and 4 lesions are more likely to be cancerous.

What is a Bosniak type 2 F cyst?

Is Bosniak 2F cancerous?

Conclusion. Based on this study, 10.9% (17 of 156) Bosniak category 2F cystic lesions progress to malignancy, and progression occurs within 6 months to 3.2 years.

Can a Bosniak 2 cyst become cancerous?

What is Bosniak 2F?

Can Bosniak classification be used in ultrasound?

The use of ultrasound (US) in the Bosniak classification has never been unquestionably accepted, as the detection of neovascularization in malignant lesions, indicated by contrast enhancement of solid components, septa or walls, is a fundamental part of the classification(26,27).