From the anatomical point of view, they are located laterally to the vertebral column, and are surrounded by a fibrous capsule (renal capsule) and a mass of adipose tissue (peri and pararenal
Classification by Huang and Tseng,  as per CT images are Class 1: Gas in collecting system only, Class 2: Gas in parenchymal tissue, Class 3A: Extension of gas into perinephric space, Class 3B: Extension of gas into pararenal
space and Class 4: Emphysematous pyelonephritis in solitary kidney or bilateral disease.
After removal of the TA muscle, the anterior layer of the TLF and transversalis fascia (TF) lining on the inside of the QL and TA muscle was exposed on the posterior pararenal
Also noticeable is a moderate amount of inflammatory fluid in the anterior pararenal
space and a small amount in the retroperitoneum.
The mass had faint enhancement and adjacent fatty stranding and pararenal
Jin, "A case report of retroperitoneal pararenal
Castleman's disease associated with myasthenia gravis," World Journal of Surgical Oncology, vol.
Ando, "Intramesocolic diverticular perforation of the sigmoid colon diagnosed by detecting air collection in anterior pararenal
space on computed tomography: report of a case," Acta Medica Okayama, vol.
In retrocecal appendicitis cases, the pararenal
abscess can be observed added to the appendicitis or infection can also spread to the right paracolic space, right subphrenic, and subhepatic area (6, 7).
Comparison of fenestrated endovascular aneurysm repair and chimney graft techniques for pararenal
These were four lymphomas in the head of the pancreas diagnosed by endoscopic ultrasound and aspiration, a pararenal
lymphoma and a renal cell carcinoma diagnosed by CT scan and percutaneous aspiration.
Infiltration of perirenal space may extend to the pararenal
space with irregular borders, thus will be given the name "hairy kidney".
Intravenoz kontrast madde enjeksiyonu sonrasi yapilan trifazik abdominal BT incelemede; colyak trunkus duzeyinden baslayarak kaudalde aortoiliak bifurkasyon duzeyine ve solda anterior pararenal
mesafeye uzanan, homojen kontrast tutulumu gosteren kitle mevcuttu, kitleye sekonder her iki bobrek hilusu ve inferior vena kava infiltre idi (Resim 1).