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Nocturnal enuresis-theoretic background and practical guidelines
1Uppsala University Children's Hospital, 751 85 Uppsala, Sweden. tryggve.neveus@kbh.uu.se
Insights
Bedwetting (enuresis) in children often involves nighttime urination and difficulty waking. Early evaluation is key, with alarms as the primary treatment for enuresis.
Area of Science:
- Pediatric Nephrology
- Urology
- Sleep Medicine
Background:
- Nocturnal polyuria, detrusor overactivity, and high arousal thresholds are key factors in childhood enuresis.
- A common brainstem mechanism may underlie these enuresis-related issues.
- Children with enuresis face a higher risk of psychosocial problems.
Purpose of the Study:
- To outline the evaluation and treatment of childhood enuresis.
- To emphasize the role of enuresis alarms and pharmacological interventions.
Main Methods:
- Initial assessment involves ruling out underlying conditions like diabetes or kidney disease.
- Enuresis alarms are the recommended first-line treatment.
- Desmopressin, anticholinergics, and imipramine are considered for refractory cases.
Main Results:
- Enuresis alarms offer significant curative potential but require patient and family commitment.
- Desmopressin is a suitable alternative for non-compliant families.
- Addressing constipation and considering combined therapies may be necessary for treatment resistance.
Conclusions:
- Most childhood enuresis cases can be managed non-invasively.
- A stepwise treatment approach, starting with alarms and progressing to medications if needed, is effective.
- Careful consideration of potential side effects, such as cardiac risks with imipramine, is essential.
Abstract:
Nocturnal polyuria, nocturnal detrusor overactivity and high arousal thresholds are central in the pathogenesis of enuresis. An underlying mechanism on the brainstem level is probably common to these mechanisms. Enuretic children have an increased risk for psychosocial comorbidity. The primary evaluation of the enuretic child is usually straightforward, with no radiology or invasive procedures required, and can be carried out by any adequately educated nurse or physician. The first-line treatment, once the few cases with underlying disorders, such as diabetes, kidney disease or urogenital malformations, have been ruled out, is the enuresis alarm, which has a definite curative potential but requires much work and motivation. For families not able to comply with the alarm, desmopressin should be the treatment of choice. In therapy-resistant cases, occult constipation needs to be ruled out, and then anticholinergic treatment-often combined with desmopressin-can be tried. In situations when all other treatments have failed, imipramine treatment is warranted, provided the cardiac risks are taken into account.
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