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12 Cards in this Set
- Front
- Back
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Why are junction obstructions bad?
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inflammation can happen behind the obstruction.
- one of the few things that could kill everyone in the room right now is a UTI behind a stone obstruction. |
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What is vesicoureteral reflux?
- cause? - what does it predispose kids to? - what determines who gets this complication? (3) - medical tx? |
retrograde flow of urine
- usually a birth defect - pyelonephritis - scarring! - age, grade of reflux, bilater/unilateral - antibiotics to preserve sterility of urine |
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Is sterile reflux pathologic? does it cause scarring?
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No, no.
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In reflux, ignoring possible compliance problems, which tx is better in the long run re: scarring, surgery or antiB?
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both are similar. antiB does have more pyleonephritis in the short run.
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What are the disadvantages of using endoscopic collagen injection to fix reflux? advantages?
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decreased success, migration of particles.
- simple procedure - minimal morbidity |
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What causes the scarring in urinary reflux?
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the body's response to bacterial endotoxins
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What are the types of obstructive lesions? what gender can they occur in? (4)
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UPJ (ureteropelvic junction)
UVJ (ureterovesical junction) PUV (only in men) Ureterocele |
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What is a lasix scan?
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used to look for obstructed kidneys - it's a material that is usually filtered ouf of the kidney
- you can see if it just hangs around that there is some obstruction. |
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Posterior uretrhal valve (PUV)
- can it kill? - will we see complete valves and partial valves? |
- yes
- no, just partial: if it was complete they would have died in utero. |
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What is a ureterocele?
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dilation of the distal ureter w/i the bladder
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Torsion!
- testicles die w/i ___ hrs if not corrected? - presentation? - PE? |
6-24
- acute, severe pain - nausea and vomiting - erythema, edema, loss of cremasteric reflex (keep in mind that not all older kids have a cremasteric reflux) |
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when should a US be performed re: torsion?
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only if you suspect NO torsion, and you want to rule it out completely.
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