Urolithiasis Renal Calculi Flashcards
(29 cards)
What are nephrolithiasis?
Stones formed in renal parenchyma
What is urolithiasis?
Presence of stones in urinary tract
What is ureterolithiasis?
Formation of stones in ureter
Primary factor of urolithiasis
Super saturation of filtrate with particular element
Predisposing factors of stones
Hereditary,UTI,foley Cath, immobility, dehydration, ph of urine, hyperparathyroidism, gout, excessive Vit D
Incidence is most often in
Young males
2/3 super concentration of calcium and oxlate
Calcium oxlate
Super concentration of calcium or phosphate
Calcium phosphate
Struvite
In renal pelvis can become huge
Stag horn
Takes up whole pelvis
Cystine
Heredity
Emergency treatment of urolithiasis
Iv dilaudid or morphine
Iv fluids
Ditropan/probanthine
What does ditropan/probanthine do?
Depresses smooth muscle of ureter
Primary prevention of urolithiasis
Avoid immobility
Avoid fluid depleted states
Secondary prevention of urolithiasis
Fluid intake of approx 3000-4000 cc day
Dietary modifications
Pain for renal calculi appears
Renal colic flank pain radiating to abdomen scrotum and perineum
Manifestations of renal calculi
Pain Hematuria Urine output Urgency / frequency Pyuria
Diagnosis of renal calculi
Lab findings X ray Kub Ivp Renal ultrasound Spiral ct scan
Non surgical interventions
Strain all urine Force fluids/Iv Walk Narcotics Spasmolytic agents Vitals Back rub
90% stones passed
Spontaneously
What medication is an antispasmodic
Ditropan
Surgical management of stones
Cystoscopy
Percutsneous nephronscopy
Percutsneous ultrasonic lithotripsy
Acid ash diet is for?
CA phosphate and sturvite stones
Acid ash diet increases
Acidity of urine