Paediatrics: Vesicoureteric Reflux: Free MSRA Podcast

⚕️ MSRA Deep Dive Podcast: Vesicoureteric Reflux (VUR) – High-Yield Revision Essentials🎧 Concise, clinical, exam-focused audio learning for MSRA, GP, and Paediatrics.🧠 Key Learning Points📌 Definition• Vesicoureteric reflux (VUR) is when urine flows backwards from the bladder into the ureters, and in severe cases, up into the kidneys.📌 Causes• Primary VUR: Congenital/structural abnormality of the valve at the ureter-bladder junction (most common, present from birth).• Secondary VUR: Acquired later, usually due to bladder dysfunction, obstruction, or recurrent urinary tract infections (UTIs).📌 Risk Factors• Family history (runs in families)• Female sex• Young age (infants/children)• Other congenital urinary tract anomalies• History of recurrent UTIs📌 Pathophysiology• Faulty valve → urine refluxes up ureter (two-way street instead of one-way)• Backflow causes: – Recurrent UTIs (stagnant urine = infection risk) – Renal scarring and reflux nephropathy (damage from recurrent infection/pressure) – Can lead to hypertension via inappropriate renin release from scarred kidneys – Potential for chronic kidney disease (CKD) or renal failure in severe cases📌 Differential Diagnosis• Recurrent UTIs• Urinary tract obstruction• Other congenital/anatomical urinary tract abnormalities📌 Epidemiology• 1–2% of children in the UK• Most diagnosed after the first UTI, or with antenatal hydronephrosis📌 Clinical Presentation• Often asymptomatic• Most common clue: recurrent febrile UTIs• May present with fever, abdominal/back pain, frequency, urgency• Antenatal hydronephrosis (detected on prenatal ultrasound)• Reflux nephropathy (chronic kidney damage/scarring)📌 Diagnosis• Voiding cystourethrogram (VCUG) – gold standard for diagnosis and grading• Renal ultrasound – assess for hydronephrosis, kidney size, and scarring• DMSA scan – best test for detecting renal scarring• Urine culture (when UTI suspected), renal function tests📌 Grading (I–V)• Grade I: Mild, reflux to ureter only• Grade II: Reaches renal pelvis, no dilatation• Grade III: Mild/moderate dilatation• Grade IV: More significant dilatation, tortuous ureter• Grade V: Severe dilatation, gross changes• Management and prognosis depend on grade📌 Management• Low grades (I–II): Watchful waiting, regular monitoring – can resolve with age• Antibiotic prophylaxis: Low dose to prevent recurrent UTIs• Higher grades (IV–V), recurrent UTIs, or renal scarring: Surgical intervention (repair or reinforce valve)• Key aim: Prevent long-term renal damage📌 Complications• Recurrent UTIs• Reflux nephropathy (chronic kidney scarring)• Hypertension• Chronic kidney disease/renal failure (rare, severe, or untreated cases)📌 Prognosis• With early diagnosis and correct management, most children do very well• Long-term follow-up: Especially for those with reflux nephropathy or significant scarring (monitor kidney function and blood pressure into adulthood)📚 Further Revision Resources:• Vesicoureteric Reflux Revision Notes for the MSRA:https://www.passthemsra.com/topic/vesicoureteric-reflux-revision-notes/• Vesicoureteric Reflux Flashcards for the MSRA:https://www.passthemsra.com/topic/vesicoureteric-reflux-flashcards/• Vesicoureteric Reflux Accordion Q&A Notes for the MSRA:https://www.passthemsra.com/topic/vesicoureteric-reflux-accordion-qa-notes/• Vesicoureteric Reflux Rapid Fire Quiz for the MSRA:https://www.passthemsra.com/topic/vesicoureteric-reflux-rapid-quiz/• VUR Quiz:https://www.passthemsra.com/quizzes/vesicoureteric-reflux/• Full Paediatrics for the MSRA Course:https://www.passthemsra.com/courses/paediatrics-for-the-msra/#MSRA #VesicouretericReflux #Paediatrics #MSRARevision #KidneyHealth #MSRAFlashcards #MSRAQuiz #NICEGuidelines #PassTheMSRA #ChildHealth #GPTraining #UrinaryTractInfection #RenalRevision