Related Experiment Video
Updated: Jul 22, 2026
07:54
Use of a Hanging-weight System for Isolated Renal Artery Occlusion
Published on: July 19, 2011
16.4K
Isolated Renal Artery Dissection: A Systematic Review of Case Reports
Anil Jha1, Maxwell Afari2, Ioannis Koulouridis3
1Internal Medicine, Lawrence General Hospital, Lawrence, USA.
Cureus
|February 21, 2020
Summary
Isolated renal artery dissection (IRAD) is rare, often spontaneous, and typically affects middle-aged men. Conservative management shows comparable outcomes to intervention, with CT and MRI being key diagnostic tools.
Area of Science:
- Vascular Surgery
- Diagnostic Imaging
- Nephrology
Background:
- Isolated renal artery dissection (IRAD) is an uncommon condition with limited epidemiological and management data.
- IRAD cases were identified from medical literature spanning 1972-2016, excluding dissections extending from the aorta or splanchnic arteries.
Purpose of the Study:
- To analyze the epidemiology, etiology, risk factors, and management of isolated renal artery dissection.
- To compare the diagnostic efficacy of various imaging modalities for IRAD.
Main Methods:
- Literature review of 129 IRAD cases.
- Analysis of patient demographics, symptoms, etiology, risk factors, and management strategies.
- Comparison of diagnostic sensitivities for ultrasonography, CT, and MRA.
Main Results:
- The average age of presentation was 42.7 years, with a male predominance (79%). Spontaneous etiology (76%) was most common, with hypertension and fibromuscular dysplasia as key risk factors.
- Abdominal pain was the most frequent symptom (75.9%). Unilateral dissection was more common than bilateral.
- Medical management (56.6%) and endovascular interventions (35%) were preferred over surgical options. CT (91%) and MRA (93%) demonstrated superior diagnostic sensitivity compared to ultrasonography (27%).
Conclusions:
- A high clinical suspicion is crucial for diagnosing IRAD.
- CT and MRI offer the highest diagnostic sensitivity for IRAD.
- Conservative management strategies yield outcomes comparable to invasive interventions for IRAD.
Related Concept Videos
01:22Acute Kidney Injury I: Introduction
Introduction:Acute Kidney Injury (AKI) describes a swift decrease in kidney function occurring over hours to days, characterized by the kidneys' failure to remove waste products from the bloodstream. This leads to dangerous complications like metabolic acidosis, fluid overload, and electrolyte imbalances, such as hyperkalemia, which can cause life-threatening arrhythmias. AKI is common in both hospital and outpatient settings, often triggered by dehydration, sepsis, or exposure to nephrotoxic...
01:29Acute Kidney Injury II: Pathophysiology
Acute kidney injury (AKI) causes are categorized into three primary categories based on the location of the injury: prerenal, intrarenal (or intrinsic), and postrenal causes. This classification guides clinical management and illustrates how different pathways can impair kidney function.Etiology and Pathophysiology of Acute Kidney Injury1. Prerenal causesEtiology: Prerenal Acute Kidney Injury, the most common type, occurs when reduced blood flow to the kidneys decreases filtration capacity...
01:30Acute Kidney Injury IV: Diagnostic Studies and Prevention
Accurate diagnosis and effective prevention are critical in managing Acute Kidney Injury (AKI), which is linked to high mortality rates ranging from 10% to 80%. Timely recognition of at-risk patients and careful monitoring can significantly reduce the likelihood of kidney damage.Diagnostic Assessments:The diagnostic process starts with a comprehensive medical history to identify prerenal, intrarenal, and postrenal causes.Prerenal causes, such as dehydration, hypotension, or blood loss, should...