Web29. sep 2024 · In other cases, this finding is related to distension of periportal lymphatics and lymphedema associated with elevated central venous pressure produced by rapid expansion of intravascular volume during vigorous intravenous fluid resuscitation (Lawson et al. 1993; Cox et al. 1990; Lee Molina et al. 1998; Schanmuganathan et al. 1993).

Clinical features and diagnosis of peripheral lymphedema

WebPerivascular periportal lymphedema was first described in animal experiments after stopping the flow of hepatic lymph channels, appreciating return to normal lymphatic … WebThese halos probably represent fluid or dilated lymphatics in the loose areolar zone around the portal triad structures. While this CT finding is nonspecific, it is abnormal and should prompt close scrutiny of the liver in search of an underlying etiology. Periportal halos which may be due to blood are commonly seen in patients with liver trauma. gmc truck parts calgary

Hypoattenuating periportal halo on CT in a patient population

Web24. mar 2014 · Periportal lymphedema is a radiological finding of an intrahepatic periportal contrast enhancement. It is caused by impaired lymphatic drainage and peri-portal low … WebAbstract. Periportal region is an anatomic space around portal vein comprising hepatic artery, bile duct, nerves, lymphatics and a potential space. Periportal pathologies may involve any of these structures diffusely or focally with characteristic radiologic findings. Radiologic findings can be helpful in differential diagnosis of pathologies ... Web1. jún 1992 · Periportal zones of decreased attenuation at computed tomography (CT) have been described in a variety of disorders. In the setting of blunt abdominal trauma, the zones have been attributed to dissection of blood along the portal tracts. Because of the observation of isolated periportal tracking (PPT) in children after blunt trauma, the … bolwell scooter spare parts