Urinary Catheterization - Exam 2 Flashcards
What are the 2 main purposes for urinary catheterization?
Draining the urinary bladder
Collecting urine for measurement
What are the indications for urinary catheter?
impediment to urine flow
diagnostic evaluation
tx of GU conditions
What are the absolute urethral catheter CI?
Pelvic trauma
Scrotal or perineal hematoma
Blood at urethral meatus or gross hematuria in trauma context
What are the relative urethral catheter CI?
urethral stricture, recent GU surgery, artificial urinary sphincter
What are some common urinary catheter complications?
infection
mechanical: retained balloon fragments that can lead to urethral obstruction
bladder damage
urethral damage
When are external catheters NOT recommended?
if accurate urine measurement is needed or during an obstruction
What are some disadvantages of external urinary catheters?
Skin irritation and scarring
Dislodgement and leakage
Penile ulceration and tissue loss
Inaccurate for most clinical diagnostic purposes
What is the external male catheter called? female?
male: condom catheter
female: PureWick catheter
What type of catheter is most invasive? What are the advantages? disadvantages?
suprapubic urinary catheter
Advantages:
Prevents urethral trauma/stricture
Less bacteriuria
Increased satisfaction vs. indwelling urethral catheters
Allows attempts at normal voiding
Less interference with sexual activity
disadvantages:
Requires surgical placement
May see long-term skin erosion, urinary leakage
_______ is urethral catheter that is placed and immediately removed after bladder is drained
straight cath
______ is an indwelling urethral catheter and is commonly used in the hospital for short-term bladder drainage
foley catheter
What are 2 additional commonly used setting for foley caths? They have an increased risk of _______ compared to other catheter forms
Chronic urinary retention in pts who can’t undergo other interventions
Chronic urinary incontinence refractory to all other tx methods
increased risk of UTIs
