Differential Diagnosis for a 16-year-old boy with urinary urgency, frequency, and lower back pain
- Single most likely diagnosis
- Urinary Tract Infection (UTI): This is a common condition that can cause urinary urgency, frequency, and lower back pain, especially in individuals with poor hygiene or incomplete bladder emptying.
- Other Likely diagnoses
- Overactive Bladder: A condition characterized by a sudden, intense urge to urinate, often accompanied by frequency and nocturia.
- Prostatitis: Inflammation of the prostate gland, which can cause urinary symptoms and lower back pain in males.
- Kidney Stones: Small, hard mineral deposits that can cause severe pain, urinary frequency, and urgency.
- Do Not Miss (ddxs that may not be likely, but would be deadly if missed.)
- Testicular Torsion: A medical emergency that can cause lower back pain and urinary symptoms if the torsion affects the nerves and blood supply to the testes and surrounding areas.
- Spinal Cord Injury or Tumor: Although rare, these conditions can cause urinary retention, frequency, or incontinence, along with lower back pain.
- Pyelonephritis: A type of kidney infection that can cause severe lower back pain, urinary frequency, and urgency, and can lead to sepsis if left untreated.
- Rare diagnoses
- Interstitial Cystitis: A chronic condition that causes bladder pressure, bladder pain, and sometimes pelvic pain, which can be accompanied by urinary frequency and urgency.
- Neurogenic Bladder: A condition where a person has trouble with bladder control due to a brain, spinal cord, or nerve problem, which can cause urinary frequency, urgency, and incontinence.