Urinary Retention

• What is urinary retention?

  Inability to empty the bladder
• What symptom may be associated with urinary retention?

  Dribbling (overflow UI)
• What defines acute urinary retention?

  Total inability to pass urine
• Why is acute urinary retention considered a medical emergency?

  It can lead to severe complications
• What characterizes chronic urinary retention?

  Incomplete bladder emptying despite urination
• What are post-void residuals in urinary retention?

  Residual urine after urination
• What is the typical volume of post-void residuals in urinary retention?

  150-200 mL or more
• What are the common causes of urinary retention?

  • Bladder outlet obstruction (e.g. Enlarged prostate)
  • Deficient detrusor contraction strength
  • Neurological disorders
  • Diabetes Mellitus (DM)
  • Overdistension
• How does bladder outlet obstruction contribute to urinary retention?

  It prevents urine from exiting the bladder
• What role do neurological disorders play in urinary retention?

  They weaken detrusor contraction strength
• How does diabetes mellitus (DM) affect urinary retention?

  It can lead to deficient detrusor contraction
• What effect does overdistension have on urinary retention?

  It weakens the bladder's contraction ability