Retroperitoneum Fibrosis

Question 1

dense fibrous tissue proliferation confined to the paravertebral region

Answer 1

Retroperitoneal fibrosis

ormonds disease or inflammatory aneurysm

Question 2

The fibrosis rarely extends the superior to the level of L2 and may extend inferiorly to the

Answer 2

dome of the bladder

Question 3

Generally, the fibrosis is centered at the

Answer 3

ao bifurcation

Question 4

Sonographically, the appearance is usually a

Answer 4

hypo midline mass

Question 5

It is assoc with

Answer 5

bilateral ureteral obstruction

Question 6

Diagnosis of is often delayed with progressive loss of

Answer 6

renal function

Question 7

IVC and lymphatic compression leads to lower extremity edema and gonadal v involvement may cause

Answer 7

scrotal swelling

Question 8

Although the exact cause of retroperitoneal fibrosis has not been definitively described, evidence suggests that it develops as an

Answer 8

immunologic response to antigens within athersclerotic plaques

Question 9

Fibrosis often begins around a

Answer 9

severely atherosclerotic ao

Question 10

assoc include

Answer 10

• malignancy
• inflammatory periaoritis
• chornic retroperitoneal inflammation
• autoimmune disease
• retroperitoneal trauma
• connective tissue disease
• irradiation
• drugs