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What do systematic reviews say?

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Evidence found and GRADE certainty

164 questions · 176 findings · 17 reviews

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No studies found 48 · 27.3%GRADE not reported 21 · 11.9%Very low 87 · 49.4%Low 16 · 9.1%Moderate 4 · 2.3%High 0 · 0%

Low‐level laser therapy vs placebo

Change in feeling of dryness · People with primary burning mouth syndrome (BMS), that is, oral mucosal pain with no dental or medical cause for such symptoms

The review found no eligible studies for this question.

1 finding from 1 review

Low‐level laser therapy vs placebo

Adverse effects · People with primary burning mouth syndrome (BMS), that is, oral mucosal pain with no dental or medical cause for such symptoms

The review found no eligible studies for this question.

1 finding from 1 review

Low‐level laser therapy vs placebo

Change in taste · People with primary burning mouth syndrome (BMS), that is, oral mucosal pain with no dental or medical cause for such symptoms

The review found no eligible studies for this question.

1 finding from 1 review

Surgical removal of the lesion (surgical excision, laser surgery, cryotherapy) vs Placebo or no treatment

Outcome not reported · People with a diagnosis of oral leukoplakia

The review found no eligible studies for this question.

1 finding from 1 review
  • Interventions for treating oral leukoplakia to prevent oral cancer 2016 · Cochrane All outcomes
    'We did not identify any RCTs that compared surgical treatments with placebo or no treatment.' Three surgical RCTs were found (Chee 2013, Lopez-Jornet 2013, Schwarz 2005) but all excluded because they did not include a…
    Studies not reported
    No studies found