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Known effects and side effects of prescribed medicines may masquerade as cauda equina syndrome (CES) .
Analgesic medicines used by patients with chronic back pain may also cloud the diagnosis of CES.
Cholinergic medications (glaucoma/myasthenia) may lead to voiding issues.
Anticholinergic medications (COPD/urinary incontinence) may lead to urinary retention.
Opioids – Constipation, reduced bladder sensation
Anticonvulsants (Gabapentin/Pregabalin)- Urinary incontinence
Antidepressants (Amitriptyline) – Urinary retention, sexual dysfunction, reduced awareness of need to pass urine
NSAIDs – Urinary retention.
- 2.3 fold greater risk versus non users. Higher in those aged 45 years or older, Highest risk (3.3 fold) was observed in patients who had recently started using NSAIDs. Dose dependent association.
References
Verhamme KM, et al. Nonsteroidal anti-inflammatory drugs and increased risk of acute urinary retention. Arch Intern Med. 2005:165;1547-1551.