Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

338 questions · 369 findings · 33 reviews

No studies found 91 · 24.7%GRADE not reported 68 · 18.4%Very low 125 · 33.9%Low 49 · 13.3%Moderate 32 · 8.7%High 4 · 1.1%

Low‐level laser therapy vs Placebo (sham) laser therapy

Thermosensory (thermal) perception · Patients of any age in any setting requiring intervention for iatrogenic injury to the inferior alveolar or lingual nerve

Low-level laser therapy (photon-plus GaAlAs diode laser; 70 mW… showed no clear difference in thermosensory (thermal) perception compared with placebo (sham) laser therapy; GRADE not reported.

1 finding from 1 review

Low‐level laser therapy vs Placebo (sham) laser therapy

Patient satisfaction · Patients of any age in any setting requiring intervention for iatrogenic injury to the inferior alveolar or lingual nerve

The review found no eligible studies for this question.

1 finding from 1 review

Laser therapy plus other treatment vs other treatment

Scar severity ‐ 585‐nm PDL plus TAC plus 5 FU versus TAC plus 5‐FU ‐ patient self‐assessment of good to excellent scar improvement ‐ hypertrophic and keloid scars ‐ · participants with hypertrophic and keloid scars

It is very uncertain whether laser therapy plus other treatment changes scar severity ‐ 585‐nm PDL plus TAC plus 5 FU versus TAC plus 5‐FU ‐… compared with other treatment (very low certainty).

1 finding from 1 review

Laser therapy plus other treatment vs other treatment

Incidence of treatment‐related adverse effects ‐ 595‐nm PDL plus verapamil versus verapamil ‐ regrowth ‐ keloid scars ‐ · participants with hypertrophic and keloid scars

It is very uncertain whether laser therapy plus other treatment changes incidence of treatment‐related adverse effects ‐ 595‐nm PDL plus… compared with other treatment (very low certainty).

1 finding from 1 review

Laser therapy plus other treatment vs other treatment

Incidence of treatment‐related adverse effects ‐ 595‐nm PDL plus verapamil versus verapamil ‐ pain related to treatment ‐ keloid scars ‐ · participants with hypertrophic and keloid scars

It is very uncertain whether laser therapy plus other treatment changes incidence of treatment‐related adverse effects ‐ 595‐nm PDL plus… compared with other treatment (very low certainty).

1 finding from 1 review

Laser therapy plus other treatment vs other treatment

Incidence of treatment‐related adverse effects ‐ 595‐nm PDL plus verapamil versus verapamil ‐ hyperpigmentation ‐ keloid scars ‐ · participants with hypertrophic and keloid scars

It is very uncertain whether laser therapy plus other treatment changes incidence of treatment‐related adverse effects ‐ 595‐nm PDL plus… compared with other treatment (very low certainty).

1 finding from 1 review

Laser therapy plus other treatment vs other treatment

Incidence of treatment‐related adverse effects ‐ 595‐nm PDL plus verapamil versus verapamil ‐ depigmentation ‐ keloid scars ‐ · participants with hypertrophic and keloid scars

It is very uncertain whether laser therapy plus other treatment changes incidence of treatment‐related adverse effects ‐ 595‐nm PDL plus… compared with other treatment (very low certainty).

1 finding from 1 review

Laser therapy plus other treatment vs other treatment

Incidence of treatment‐related adverse effects ‐ 595‐nm PDL plus verapamil versus verapamil ‐ purpura ‐ keloid scars ‐ · participants with hypertrophic and keloid scars

It is very uncertain whether laser therapy plus other treatment changes incidence of treatment‐related adverse effects ‐ 595‐nm PDL plus… compared with other treatment (very low certainty).

1 finding from 1 review

Laser therapy plus other treatment vs other treatment

Incidence of treatment‐related adverse effects ‐ 595‐nm PDL plus verapamil versus verapamil ‐ total ‐ keloid scars ‐ · participants with hypertrophic and keloid scars

It is very uncertain whether laser therapy plus other treatment changes incidence of treatment‐related adverse effects ‐ 595‐nm PDL plus… compared with other treatment (very low certainty).

1 finding from 1 review