Urinary Elimination

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pumpkin808
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49169
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Urinary Elimination
Updated:
2010-11-12 22:58:35
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urinary system elimination nursing
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Developmental, lifestyle, and other factors that affect urinary elimination.
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  1. What does the process of urination depend on for effective functioning?
    • Upper urinary tract
    • Lower urinary tract
    • Cardiovascular system
    • Nervous system
  2. What does the upper urinary tract include?
    • kidneys
    • ureters
  3. What does the lower urinary tract include?
    • bladder
    • urethra
    • pelvic floor
  4. How does the nervous system play a role in the effective functioning of the urinary sytem?
    A pt needs sensation that bladder is full.
  5. What are some developmental factors influencing urinary elimination?
    2 yr. old child getting toilet trained vs. 5 yr. old child
  6. What are some psychosocial factors influencing urinary elimination?
    • Fear of sound of toilet flushing
    • Bring male child to woman's bathrm, what age is appropriate?
    • Bathroom not clean enough affects ability to go
    • Need quiet or total privacy to go
  7. What are some fluid balance factors influencing urinary elimination?
    • Not enough intake.
    • Or not enough output.
  8. What are some medication factors influencing urinary elimination?
    • Some meds could increase output.
    • Some meds can interfere with elimination.
  9. How does muscle tone affect urinary elimination?
    If muscle tone is poor, the sensation to void becomes poor as well.
  10. What are some pathologic conditions that can influence urinary elimination?
    • Kidney stones
    • Swelling can interfere
  11. What are some surgical and diagnostic procedures that can influence urinary elimination?
    • Anesthesia
    • spinal anesthesia
  12. What is an example of a disease that can affect urinary elimination?
    Prostatic Hyperplasia, which is an enlarged prostate.
  13. Normal voiding is every...
    Q2-6 hrs
  14. Frequency will vary based on...
    • fluid consumption
    • bladder capacity
    • availability of toilet
    • magnitude of insensible fluid loss
    • sweat excretion
    • temp of room
  15. At what age does voluntary control of our urinary system start?
    18-24mo.
  16. During our growth and development what do we require to express our needs?
    • verbal communication skills: "potty, pee, tinkle, piddle"
    • comfortability with language, some pts don't know "void" meaning
  17. In growth and development of a person, what do we need to recognize?
    • Recognition of sensation of bladder filling
    • Hold urine 1-2hrs
  18. List the different psychosocial factors influencing urinary elimination?
    • Privacy
    • European countries have communal toilets
    • Men stand, women sit
    • Rural areas may not have indoor plumbing
    • May need distraction to relax, running water
    • Anxiety can cause urgency or prevent bladder emptying > catherize, which then causes fear
  19. What are all the fluid balance factors?
    • Diuresis
    • Caffeine, Alcohol
    • Dehydration
  20. What does diuresis cause?
    increased urine excretion
  21. What effect does caffeine and alcohol have on fluid balance?
    Decreases ADH which causes increased fluid loss
  22. How does dehydration affect fluid balance?
    The body attempts to retain fluid so output decreases, and concentration increases.
  23. What are the benefits of an accurate I&O and daily wt? Which one is better?
    • I&O will show a few days trend.
    • Daily wt shows day to day and r/t to fluid changes.

    Daily wt is the BEST overall indicator.
  24. When the kidneys produce an abnormally large amount of urine, what is this called?
    Polyuria
  25. When there is low urine output < 500cc/day, therefore 20.8cc/hr (30cc/hr is normal), what is this called?
    Oliguria
  26. This is a lack of urine production, what is this called?
    Anuria
  27. What are the different classes of meds that affect the urinary system?
    • Diuretics
    • Anticholinergics & decongestants
    • Anesthesia
  28. These meds increase urine output by preventing reabsorption of water and electrolytes. What kind of meds are these?
    Diuretics
  29. These meds cause urinary retention. They also dry secretions, but retain urine.What are these meds known as?
    Anticholinergics and decongestants
  30. These meds can slow glomerular infiltration. They cause changes in the color of the urine from orange to green or blue, to black or brown. What are these meds called?
    • Anesthesia (esp. epidural)
    • Opioid analgesics
  31. How do weak abdominal and perineal muscles affect a pt?
    They can impair bladder contraction and/or urethral control.
  32. What happens to the muscles of women after childbirth, menopause, and elderly ppl?
    Muscle wasting
  33. What else can decrease muscle tone?
    Long term indwelling catheter use
  34. What are all the pathologic conditions that can affect urinary elimination?
    • Kidney disease/kidney stones
    • Protein or blood cells
    • Heart or circulatory disorders
    • Blocked flow
    • Spinal anesthetics
  35. What are the two types of UTI?
    • Cystitis
    • Pyelonephritis
  36. What organ does cystitis affect?
    bladder
  37. What organ does pyelonephritis affect?
    Kidney
  38. What are s/s of cystitis?
    • freq
    • urgency
    • suprapubic pain
    • dysuria
    • hematuria
    • fever
    • confusion in elderly
    • darker blood
  39. What are the s/s of pyelonephritis?
    • flank pain
    • dysuria
    • pain @costovertebral angle
    • bright red blood
  40. plus s/s of cystitis
  41. What kind of teaching and prevention could a nurse do for someone with a UTI?
    • Drink more fluids
    • Showers are better than baths
    • Perineal cleansing "front to back"
    • Voiding after intercourse
    • Anti-Microbial Therapy
    • No scented toilet paper
    • No perfumes, etc to perineal area
    • Empty bladder regularly
  42. How would a UTI be medically diagnosed?
    • Dipstick for Leukocyte Esterase and Nitrates
    • UA/ C&S
    • High risk for older adults
  43. What would Tx be for UTI?
    • Anti-Mircobials
    • Increase fluid intake
    • Prevention
  44. What are all the factors concerning surgical procedures that can affect urinary system?
    • Stress > decreased ADH secretion
    • Lower abdomen and perineal surgery causes edema > interferes with voiding
    • Anesthesia
  45. In older adults what do we watch out for?
    • Arteriosclerosis
    • Nephrons
    • Illness or surgery
    • Decreased renal function
    • Decreased bladder function
    • Menopause
  46. This decrease in blood flow impairs renal function. What is this called?
    Arteriosclerosis
  47. What happens to our nephrons as we age?
    Decrease
  48. Why does illness or surgery affect urinary system?
    It takes longer to return to normal functioning
  49. This increases the risk for med toxicity of meds that are excreted via kidneys. What is this called?
    Decreased renal function
  50. This increases the risk of nocturnal frequency. What is it?
    Decreased bladder capacity
  51. What does menopause do for women's urinary system?
    • The urethra is affected by decreased levels of estrogen which cause atrophic changes.
    • The changes increase risk of infection and urinary incontinence.
  52. How do we promote and maintain normal voiding pattern in our pts?
    • Increase intake (no juice if diabetic)
    • Offer BRP - less risk for incontinence
    • Being ambulatory increases circulation
    • Foley tubing is below the bladder
    • Privacy
    • Washing hands
    • Perineal care
  53. What would we ask to fill out history of pt?
    • Voiding pattern
    • Freq
    • Urinary appearance
    • Recent changes
    • Past/current problems with urination
    • Meds
  54. What would we do for the physical assessment?
    • Percussion of kidneys
    • Inspect urethral meatus for swelling, discharge, and inflammation
    • Inspect skin for color, texture, turgor, edema, and excoriation
    • Bladder scan
  55. What does BUN stand for? What does it do?
    Blood Urea Nitrogen- the excretion of urea, indicates glomerular function and hydration status
  56. What does creatinine levels tell us?
    Creatinine is a byproduct of muscle metabolism. The level indicates kidneys ability to excrete.
  57. A BUN level >20 means
    • serious, glomerular is not working well
    • dehydration, excessive protein intake
    • impaired renal function
  58. How can we get a false result of BUN level?
    r/t hydration status, didn't drink enough water
  59. A low BUN means...
    • Overhydration
    • liver damage
    • malnutrition
  60. What is GFR? What does this indicate?
    Glomerular Filtration Rate– better indication of kidneys than BUN/creatinine
  61. GFR is based on...
    • Creatinine
    • Sex
    • Age
    • Race
  62. What is the normal GFR level?
    60-120
  63. 0-15 GFR is...
    Kidney Failure
  64. 15-60 GFR is...
    Kidney Disease
  65. How do we find the GFR, what tests do we need? What is this test called?
    • 24 hr urine
    • Serum creatinine levels
  66. What produces creatinine?
    Muscles produce relatively constant quantities.
  67. When there is renal impairment what happens to serum creatinine and urinary clearance?
    • Serum creatinine goes up
    • Urinary clearance goes down
  68. Someone with unilateral kidney disease, what happens to creatinine clearance?
    A decrease is not expected if other kidney is healthy
  69. What race makes a difference when it comes to GFR?
    African Americans
  70. How do we obtain urine specimen for culture and sensitivity?
    • "Clean Catch" specimen
    • Cleanse perineal area with soap and water
    • Midstream urine into sterile container– females: spread labia, males: penis doesn't touch container
  71. What characteristics do we look for in a U/A?
    • Color
    • Clarity
    • Odor
  72. If a U/A has been sitting for a long time then what is the odor like?
    ammonia
  73. Diabetics U/A has a _______odor.
    fruity
  74. A urine specimen that has a malodorous odor means...
    UTI
  75. If a U/A test pos for protein, what does this mean?
    Renal disease
  76. If a U/A tests pos for glucose, what does this mean?
    Diabetes
  77. If a U/A tests pos for ketones?
    Diabetes
  78. What is normal specific gravity?
    1.005-1.025
  79. What is the specific gravity of water?
    1.000
  80. If specific gravity of water is low what does this mean?
    Diluted urine
  81. If specific gravity of urine is high, what does this mean?
    Urine is concentrated
  82. Even if Nitrites and Leukocyte esterase test pos we still need_________ to confirm UTI.
    Culture of bacteria
  83. The longer the U/A sits...
    the higher the pH, altering results
  84. "Bed wetting", involuntary control past age of normal development
    Eneuresis
  85. If one voids >2x/night means
    Nocturia
  86. This is the desire to go
    Urgency
  87. Secondary eneuresis is...
    normal urinary elimination then bed wetting started.
  88. What are the characteristics of a neurogenic bladder?
    • Impaired neuro function
    • Unable to perceive bladder fullness
    • Unable to control the urinary spincters
    • Bladder becomes flaccid / distended / spastic with freq involuntary urination
  89. Emptying of the bladder is impaired
    Urine accumulates
    Bladder distends

    What are these all characteristic of?
    Urinary Retention
  90. How do we assess urinary retention?
    Palpate bladder
  91. How do we assess for bladder distention?
    • Palpation
    • Percussion
    • Bladder scan
  92. What do we palpate for bladder distention?
    Bladder is firm, and may be to one side of midline
  93. What kind of percussion do we listen for bladder distention?
    Dull sound represents fluid (bowel sounds have an air sound)
  94. How do we decrease catherization?
    Bladder scanning
  95. What risks do we take when we do urinary catherization?
    • Trauma
    • Indwelling vs. intermittent catheter
    • Duration of use
  96. What kind of trauma can result from catherizing?
    Alteration in skin integrity
  97. The longer a catheter is in the urinary system, then...
    the higher the risk for infection
  98. What nursing interventions will we take for our pt with an indwelling catheter?
    • Encourage po
    • I&O
    • Ensure foley bag is below bladder
    • Assure patency
    • Avoid tension on tubing
    • Prevent contamination
    • Observe flow Q2-3H
    • Patient teaching– involve pt about reason for increasing fluids
  99. When we collect a specimen from the foley catheter what do we do?
    • Wash hands
    • Gloves
    • Scrub the hub, 15-20sec with alcohol, air dry
    • Clamp/kink tubing (5-10min)
    • Syringe into port
    • Unclamp
    • Transfer to sterile container
    • Patient label
  100. In order to d/c an indwelling catheter, what do we do?
    • Doctor's Order
    • Duration of use, how long used?
    • Document
  101. How long is normal for a pt to void after having a foley catheter?
    • 6-8 hrs
    • >8 hrs could mean urinary retention
  102. What is a suprapubic catheter?
    Inserted surgically thru abdominal wall directly into the bladder
  103. This is a surgical re-routing of urine from the kidneys to a site other than the bladder, what is this called? What are the 2 categories?
    Urinary Diversion

    • Incontinent– urostomy
    • Continent– neobladder with intestine + pt empties
  104. What are some Nursing Dx?
    • Impaired Urinary Elimination
    • Dysfunctional in Urine Elimination
  105. What are the interventions for maintaining normal elimination?
    • Promoting fluid intake
    • Assisting with toileting
    • Maintaining normal voiding habits (establish baseline)
    • Preventing UTI's
  106. What kinds of nursing management can we do for urinary incontinence?
    • Individual bladder program– offer BRP Q2H / pelvic muscle exercises
    • Meticulous skin care
    • Containment of urine (condom catheter– leave 1" to promote urine flow)
  107. What are the benefits of kegel exercises?
    • Strengthen pelvic floor muscles
    • Reduce or eliminate episodes of stress incontinence (coughing, laughing, sneezing, lifting)
  108. How do we do a kegel exercises?
    • Sit or lie in a comfortable position
    • Contract and relax pelvic muscles 3-5 sec
    • 10x/3x a day, increasing to 10 sec hold
  109. How do we identify our pelvic muscles?
    • You can stop urine midstream
    • Tightening anal sphincter as if to hole a bm
  110. What's the purpose behind the condom catheter?
    • Collect urine and control urinary inc
    • To permit pt physical activity while controlling urinary incontinence
    • Prevent skin irritation as a result of urine inc
  111. After applying a condom catheter what should the nurse do?
    Check the penis for adequate circulation 30 min after applying (1" space)
  112. Even in a healthy elder this urinary elimination change can occur....why?
    The amt of urine retained after voiding increases because of decrease in muscle tone.

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