disorders of the renal system Flashcards
urinary tract obstruction is a ___ of __ ___ within the urinary tract
blockage
urine flow
severity of urinary tract obstruction is based on
Location Completeness Involvement of one or both upper urinary tracts Duration Cause
calculi or urinary stones/ urolithiasis
Masses of crystals, protein, or other substances that form within and may obstruct the urinary tract
risk factors of calculi or urinary stones
gender race geographic location seasonal factors fluid intake diet occupation
calculi/ urinary stone pathophysiology
- Supersaturation of one or more salts/substances
- Precipitation of a salt from liquid to solid state
- Growth through crystallization or aggregation
types of renal stones
- calcium oxalate or calcium phosphate
- struvite stones (magnesium- ammonium-phosphate)
- uric acid stones
- cystinuric stones (genetic disorder)
CM of renal calculi
flank pain
hydration makes pain worse
N/V
Evaluation of renal calculi
urinalysis kidney, ureter, bladder (KUB) xray iv pyelogram (IVP) abdominal CT stone analysis
treatment goals of renal calculi
remove stones
prevent formation of new stones
risks of renal calculi
hydronephrosis
pyelonephritis
acute renal failure
UTI is an ___ of the urinary ___ following invasion and colonization by some pathogen within the urinary tract
inflammation
epithelium
most common pathogens in a UTI
e. coli
staphylococuus saprophyticus
enterobacter
UTI causes ___, an inflammation of the bladder
cystitis
cystitis can be caused by
trauma
autoimmune disease
certain medications
manifestations of UTI
frequency
dysuria
urgency
lower abdominal and suprapubic pain