Where is a retroperitoneal mass located?
The retroperitoneum extends from the diaphragm superiorly to the pelvis inferiorly and is situated between the posterior parietal peritoneum anteriorly and the transversalis fascia posteriorly. The retroperitoneum is broadly divided into the anterior and posterior pararenal, perirenal, and great vessel spaces.
What is Perinephric mass?
Masses in the perinephric space, including the peripelvic space of the renal hilum, may be due to tumor, fluid, inflammation, or various proliferative diseases.
What causes a retroperitoneal mass?
The treatment of retroperitoneal masses is challenging, mainly due to their anatomical location, dimensions, vascular involvement, or involvement of adjacent organs(12,13)….Table 1.
| Category | Retroperitoneal lesions in adults | |
|---|---|---|
| Neoplastic | Leiomyosarcoma | Cystic mesothelioma |
| Neurogenic tumors | Mature teratoma | |
| Germ-cell tumors |
Can a retroperitoneal mass be benign?
Most retroperitoneal tumors are mesodermal in origin and can arise from any tissue type present in the retroperitoneum. They can be benign or malignant (4).
Is retroperitoneal mass curable?
Retroperitoneal liposarcomas are potentially curable with complete resection of the tumor with negative margins [9] nevertheless complete resection of these tumors is often challenging, as these lesions are very large when diagnosed and may involve many adjacent organs and structures due to the tumor size [2, 6].
What is Perirenal?
Medical Definition of perirenal : of, relating to, occurring in, or being the tissues surrounding the kidney a perirenal abscess.
Can a retroperitoneal mass be removed?
The surgical approach for the treatment of benign retroperitoneal tumors presenting with vascular invasion should be successful in fully removing the tumors, whilst effectively protecting blood vessels; therefore, the surgical approach may significantly lower the incidence of post-operative complications and reduce the …
What is perirenal hematoma?
Spontaneous perirenal hematoma is a rare condition. The clinical features are acute flank or abdominal pain, haematuria, hypotension and shock. Bleeding is most commonly caused by renal tumours, especially angiomyolipomas. Other known causes are long-term haemodialysis, arteriosclerosis or arteritis.
What makes up the perirenal space on a CT scan?
It contains the kidneys, renal vessels, proximal collecting systems, adrenal glands and an adequate amount of fat to allow identification on CT scanning. It also contains the perinephric bridging septa of Kunin 5.
What are the different types of bronchial arteries?
Type 1 has one right bronchial artery and two left bronchial arteries, type 2 has one right bronchial artery and one left bronchial artery, and type 3 has two right bronchial arteries and two left bronchial arteries.
What should a radiologist look for in a dilated bronchial artery?
Visualization of dilated bronchial arteries at imaging should alert the radiologist to obstructive disorders that affect the pulmonary circulation and prompt the exclusion of diseases that produce or are associated with pulmonary artery obstruction, including chronic infectious and/or inflammatory processes, chronic thromboembolic disease,
Where are the perirenal tumors located in the body?
Perirenal tumors and pseudotumors The perirenal space, located between the anterior and the posterior renal fasciae, is shaped like an inverted cone with an apex that extends into the iliac fossa. Perirenal tumors and pseudotumors