Renal Colic and Nephrolithiasis Flashcards Preview

Week 64: Prostate Cancer and BPH > Renal Colic and Nephrolithiasis > Flashcards

Flashcards in Renal Colic and Nephrolithiasis Deck (12)
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1

Gross hematuria is __ until proven otherwise

Cancer

2

FUND stands for

Frequency
Urgency
Nocturia
Dysuria

3

3 areas of narrowing in ureters

Ureteropelvic junction
Crossing iliac vessels
Ureterovesical junction

4

What type of stones form in
1. Acidic urine
2. Alkaline urine

1. Uric acid crystals
2. Struvite stones

5

Types of calculi

Calcium oxalate (most common)
Uric acid (do not see on xray)
Struvite (form in alkaline)
Cystine (genetic)

6

What 3 things make up struvite stones

Magnesium
Ammonium
Phosphate

7

Presentation of patient with nephrolithiasis

Writhing in pain
N/V
CVA tenderness
Unable to lay still
Diaphoretic
Hematuria
Voiding difficulties

8

How to diagnose kidney stones

CT non contrast
US
Xray (not uric acid stones)

9

Red flag signs for nephrolithiasis

Fever
Elevated WBC
Solitary kidney or bilateral obstruction
Renal failure
Pregnancy
Pain refractory to analgesia
intractable N/V

10

What meds are used to expel stones?

Alpha-blockers (relaxes smooth muscle)

11

Surgical interventions for nephrolithiasis

Ureteric stenting
Extracorporeal shock wave lithotripsy
ureteroscopy and laser lithotripsy
Percutaneous nephrolithotomy

12

Dietary guidelines with nephrolithiasis

High fluid intake
Low salt intake
Decreased animal protein
Normal Ca intake
Increased citrate intake