نتایج جستجو برای: renal ultrasonography
تعداد نتایج: 284668 فیلتر نتایج به سال:
Background It is important to find a predictor for the course of Idiopathic Nephrotic Syndrome for better planning of treatment. Renal cortical echogenicity in ultrasonography has been postulated as a marker for the course of renal disease. The present study aimed at evaluating the relationship between renal cortical echogenicity and the course...
Acute renal failure during pregnancy is a very rare and dangerous medical complication. Here, we report a primigravida at 31 weeks gestation who complained of oliguria, high fever, flank pain, nausea, and vomiting for 3 days. The patient’s history was unremarkable. Her laboratory findings and ultrasonography revealed acute renal failure. After delivery, the patient had no complications and norm...
Point-of-care ultrasonography (POCUS) has been defined as performed and interpreted by the clinician at bedside [ [1] Moore C.L. Copel J.A. ultrasonography. N. Engl. J. Med. 2011; 364: 749-757 Crossref PubMed Scopus (1018) Google Scholar ]. The concept of a focused, goal-directed examination described important in POCUS In addition, it postulated that clinicians from diverse specialties can bec...
Renal arteriovenous malformations are abnormal communications between the intrarenal arterial and venous systems. They are a rare cause of hematuria. Color Doppler ultrasonography, multislice CT angiography, and DSA are important tools for making the diagnosis. We describe the case of a 62-year-old man with renal arteriovenous malformation who presented with gross hematuria.
Renal and renovascular abnormalities constitute features of the Williams-Beuren syndrome (WBS), one multisystem genetic disorder in childhood, caused by a microdeletion of chromosome 7. We report a 12 years old boy who was diagnosed with WBS and had an ectopic pelvic hypoplastic left kidney, detected by ultrasonography and renal scintigraphy. Dystopic hypoplastic kidney is an infrequent finding...
Background and purpose: Many emergency referrals are due to renal colic which is more frequently caused by nephrolithiasis. Imaging techniques have a key role in diagnosis and treatment of this disease. There are some limitations associated with these techniques, so this study aimed at comparing the diagnostic value of CTU and MRU for the diagnosis of the obstructions of urinary tract. Materia...
Percutaneous renal biopsy is a valuable diagnostic approach. While commonly safe, it is not without risk and the most feared vascular complications include hemorrhage, pseudoaneurysm, and arteriovenous fistula formation. We report a case of acute hemorrhage after renal biopsy that was immediately identified by ultrasonography and successfully treated with percutaneous perirenal thrombin injecti...
An abdominal computed tomography scan showed a 3‐cm isodensity and weak contrast‐enhancing but delay‐enhancement solid mass in the right kidney cortex [Figure 1a and 1b]. Renal Doppler was also ordered which revealed normal renal vessels with normal flow pattern. An ultrasonography confirmed a well‐defined rounded and hypoechoic solid mass at the same location. Selective renal arteriography sho...
INTRODUCTION Renal resistive index (RI), determined by Doppler ultrasonography, directly reveals and quantifies modifications in renal vascular resistance. The aim of this study was to evaluate if mean arterial pressure (MAP) is determinant of renal RI in septic, critically ill patients suffering or not from acute kidney injury (AKI). METHODS This prospective observational study included 96 p...
background kawasaki disease (kd) is a vasculitis affecting multi-organ systems including liver and kidneys. kd is diagnosed by some clinical criteria including sterile pyuria, microscopic hematuria, proteinuria due to renal involvement, liver abnormalities manifesting as abnormal liver function tests, gallbladder hydrops, and hypoalbuminemia. objectives the aim of the study was to determine the...
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