Incidence and severity of treatment‐related adverse effects ‐ fractional CO2 laser versus TAC ‐ skin atrophy ‐ keloid scars ‐ · participants with hypertrophic and keloid scars
It is very uncertain whether laser therapy changes incidence and severity of treatment‐related adverse effects ‐… compared with other treatments (very low certainty).
1 finding from 1 review
RR 0.33 [0.01, 7.72]
Studies not reported
Very low
Incidence and severity of treatment‐related adverse effects ‐ fractional CO2 laser versus TAC ‐ charring ‐ keloid scars ‐ · participants with hypertrophic and keloid scars
It is very uncertain whether laser therapy changes incidence and severity of treatment‐related adverse effects ‐… compared with other treatments (very low certainty).
1 finding from 1 review
RR 7
Studies not reported
Very low
Incidence and severity of treatment‐related adverse effects ‐ 585‐nm PDL versus no treatment ‐ purpura ‐ hypertrophic and keloid scars ‐ · participants with hypertrophic and keloid scars
It is very uncertain whether laser therapy changes incidence and severity of treatment‐related adverse effects ‐ 585‐nm… compared with no treatment (very low certainty).
1 finding from 1 review
RR 21.32
Studies not reported
Very low
Incidence and severity of treatment‐related adverse effects ‐ fractional CO2 laser versus verapamil ‐ pain at injection site ‐ keloid scars ‐ · participants with hypertrophic and keloid scars
It is very uncertain whether laser therapy changes incidence and severity of treatment‐related adverse effects ‐… compared with other treatments (very low certainty).
1 finding from 1 review
RR 5
Studies not reported
Very low
Incidence and severity of treatment‐related adverse effects ‐ fractional CO2 laser versus verapamil ‐ charring ‐ keloid scars ‐ · participants with hypertrophic and keloid scars
It is very uncertain whether laser therapy changes incidence and severity of treatment‐related adverse effects ‐… compared with other treatments (very low certainty).
1 finding from 1 review
RR 7
Studies not reported
Very low
Scar severity assessed by health professionals · participants with hypertrophic and keloid scars
It is very uncertain whether laser therapy changes scar severity ‐ Non‐Ablative Fractional Laser (NAFL) versus no… compared with no treatment (very low certainty).
1 finding from 1 review
RR 2 [0.85, 4.69]
Studies not reported
Very low
Scar severity ‐ NAFL versus no treatment ‐ patient global assessment measured on a VAS ranging from 0 to 100 mm (0 = as normal skin and 100 = worst possible scar) ‐ hypertrophic scars ‐ · participants with hypertrophic and keloid scars
1 finding from 1 review
no estimate extracted
Studies not reported
Very low
Scar severity ‐ erbium laser versus TAC ‐ VBS (Higher scores = worse scar appearance) ‐ hypertrophic scars ‐ · participants with hypertrophic and keloid scars
1 finding from 1 review
no estimate extracted
Studies not reported
Very low
Incidence and severity of treatment‐related adverse effects ‐ NAFL versus no treatment ‐ scar worsening ‐ hypertrophic scars ‐ · participants with hypertrophic and keloid scars
It is very uncertain whether laser therapy changes incidence and severity of treatment‐related adverse effects ‐ NAFL… compared with no treatment (very low certainty).
1 finding from 1 review
RR 7
Studies not reported
Very low
Incidence and severity of treatment‐related adverse effects ‐ NAFL versus no treatment ‐ hyperpigmentation ‐ hypertrophic scars ‐ · participants with hypertrophic and keloid scars
It is very uncertain whether laser therapy changes incidence and severity of treatment‐related adverse effects ‐ NAFL… compared with no treatment (very low certainty).
1 finding from 1 review
RR 3
Studies not reported
Very low
Laser therapy
Outcome not reported · Adults (>18 years) with temporomandibular joint osteoarthritis (TMJ OA) diagnosed by RDC/TMD or compatible criteria
The review found no eligible studies for this question.
1 finding from 1 review
Regression of PSR: change in number and size (in clock hours or in degrees of retinal circumference) of new blood vessels · children and adults with SCD and PSR
1 finding from 1 review
Development of new PSR: proliferation of blood vessels at a new area/progression of existing PSR after treatment · children and adults with SCD and PSR
1 finding from 1 review
Quality of life · children and adults with SCD and PSR
The review found no eligible studies for this question.
1 finding from 1 review
no estimate extracted
Studies not reported
No studies found
Change in visual loss associated with PSR: visual loss is defined by the deterioration of visual acuity of 3 lines or more with the Snellen chart · children and adults with SCD and PSR
1 finding from 1 review
Occurence of vitreous haemorrhage · children and adults with SCD and PSR
1 finding from 1 review
Adverse effects · children and adults with SCD and PSR
1 finding from 1 review
Mucositis severity (mild to moderate) · People with cancer receiving chemotherapy or radiotherapy (or both) who have oral mucositis
Low level laser therapy led to higher mucositis severity (mild to moderate) compared with sham (placebo) laser treatment; GRADE not reported.
1 finding from 1 review
Resolution or improvement of telangiectasias ( · people with telangiectasias and reticular veins
1 finding from 1 review
Adverse events ‐ hyperpigmentation ( · people with telangiectasias and reticular veins
Laser plus sclerotherapy showed no clear difference in adverse events ‐ Hyperpigmentation ( compared with sclerotherapy (low certainty).
1 finding from 1 review