Difficulty Urinating (Urinary Hesitancy/Retention): Causes, Evaluation & Management
Dysuria, hesitancy, weak stream, or incomplete emptying signal lower urinary tract dysfunction. Prompt assessment prevents complications (infection, renal damage).
Common Etiologies
Obstructive
- Benign Prostatic Hyperplasia (BPH) – most common in men >50
- Urethral stricture (trauma, infection, iatrogenic)
- Bladder neck contracture (post-surgery)
- Stones, tumors, fecal impaction
Neurogenic
- Spinal cord injury, multiple sclerosis, diabetic neuropathy, Parkinson's
- Cauda equina syndrome (surgical emergency)
Pharmacologic
- Anticholinergics, antihistamines, sympathomimetics (decongestants), tricyclics, opioids, alpha-agonists
Infectious/Inflammatory
- UTI, prostatitis, urethritis (STI)
Functional/Psychogenic
- Detrusor underactivity, pelvic floor dyssynergia, anxiety-related retention
Evaluation Algorithm
- History: onset, duration, medications, neurologic symptoms, voiding diary
- Exam: DRE (prostate), neuro check, bladder scan (post-void residual)
- Labs: UA/UC, PSA (if indicated), creatinine, glucose
- Urodynamics if unclear
Management
Catheterization for acute retention. Then: alpha-blockers (tamsulosin) for BPH, antibiotics for infection, medication review, intermittent self-catheterization, or surgery (TURP, UroLift). Pelvic floor PT for dyssynergia.
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