challenges in stone man - comtecmed€¦ · patient underwent combined open pyelolithotomy and...
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Challenges in stone management
Dr. David Lifshitz
Panelist:
Dr. James Borin, USA
Dr. Mordechai Duvdevani, Israel
Dr. Scott Hubosky, USA
Dr. Eli Tavdy, Israel
Dr. Itay Vardi, Israel
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Case- 1
• 31 y/o woman presents with recurrent UTI
• Married and planning pregnancy
• PMH: UTI since the early twenties
• Recently hospitalized due to left pyelonephritis
• Renal US reports few stones up to 12 mm in the upper pole calices
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Next step:
KUB?
NCCT?
CTU?
IVU?
In op. retrograde?
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A 13 and 12 mm stone measuring 600 HU. SSD 5 cm. Delayed films fail to demonstrate the stone occupying space
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Next step:
SWL?
Other imaging modalities?
In op. retrograde and RIRS/PCNL?
Laparoscopy?
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Preop. Preparation?
IV antibiotics for how long?
Insist on sterile urine culture?
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Patient underwent a prone PCNL
• Pass a wire through the diverticular neck? • Fulgurate the urothelium? • Diverticular neck dilation? • Post op. drainage?
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• PCNL with diverticular neck dilation and urothelial fulguration
• Following nephrostomy removal she had a urinoma which was treated conservatively
• She is now stone free and her urine culture is sterile
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Case- 2
• 29 y/o woman presents with left renal colic.
• 30 weeks pregnancy
• PMH: healthy
• Physical and OB examination is normal
• Creatinine 0.6 mg/Dl
• WBC 14.000
• Urinalysis – 5 WBC
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• Predictors for infection?
• Stent?
• Nephrostomy?
• Ureteroscopy?
• Conservative treatment?
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A nephrostomy tube was placed. Stone appears radiolucent
• Antegrade stent placement before ureteroscopy?
• Nephrostomy/stent exchange?
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• 38 weeks normal delivery
• NCCT preformed after delivery due to left flank pain showed a 16 mm UPJ stone.
• She underwent an antegrade stent placement followed by ureteroscopy and is now stone free
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Case- 3
• 62 y/o man, head of a yeshiva, presents with left flank pain
• PMH: Known Horseshoe kidney. Previously underwent left SWL, Failed RIRS and PCNL . The access was found to be transcolonic and he was treated conservatively. Some residual stones remained
• CIHD on Plavix
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12mm left renal pelvic stone + 6mm lower pole. 1200HU
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• SWL (prone position)?
• RIRS? Pre-stenting? One stage?
• PCNL- US/CT guided access? Lap assisted?
• Lap pyelolithotomy?
• What do you explain to the anxious patient?
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CT guided access performed
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• Immediate PCNL? Delayed?
• PCNL/mini-PCNL/ultra mini PCNL?
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• Post op drainage- Totally tubeless? Ureteral stent? Nephrostomy?
• When to remove the urethral catheter?
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• PCNL was performed and both stones removed. A D-J stent was placed + uretheral catheter
• Post op. day 1 patient has abdominal pain. The abdomen is mildly tender
• Creatinine is elevated relatively to base line
?
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Case- 4
• 66 y/o man presents with mild flank pain
• PMH: Left renal stones known since 2010. Was recommended conservative therapy
• US shows a large lower-pole/parapelvic cyst and 3 renal stones up to 10mm
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9+8+9 mm stones. 1400HU. SSD 9cm
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• SWL? Any cyst influence on results?
• RIRS?
• PCNL? Cyst interference?
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PCNL access is traversing the renal cyst what to do?
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• PCNL was performed as planned. The three stones were removed intact
• A Nephrostomy tube was left in place for a week
• Following tube removal the patient has done well
• Follow up US is still pending
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Case- 5
• 35 y/o man presents with mild abdominal pain
• PMH: Healthy
• US shows multiple stones in a dilated right pelvic kidney
• A DMSA renal scan shows a dominant pelvic kidney with 73% function
• Creatinine 1 mg/Dl, Uric acid 8.1 mg/Dl
• Urine pH- 5
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Complete staghorn stone. HU- 450
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• Dissolution trial?
• Lap assisted PCNL?
• Robotic laparoscopic anatrophic nephrolithotomy?
• Combined open and endoscopic lithotripsy?
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Patient underwent combined open pyelolithotomy and ultrasonic lithotripsy