Evidence map›Paper›PMID 39931800›Full record

ArticleJournal of cosmetic dermatology2025

Characteristics of Skin Lesions Determine the Therapeutic Response of Facial Café Au Lait Macules Laser Therapy.

Yuanzhi Liu, Wanshan Yang, Yuan Ding, Bin Yang, Zhenfeng Liu

Abstract readComparative Study
In one paragraph

Article in Journal of cosmetic dermatology, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Not yet cited in PubMed.

0numbers the graph read from it
0cells of the map it votes in
0citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

0 citing papers in PubMed.

No citing paper in PubMed yet.

4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

5 authors.

Yuanzhi LiuLaser and Dermatology Surgery Center, Dermatology Hospital of Southern Medical University, Guangzhou, Guangdong, China.
Wanshan YangLaser and Dermatology Surgery Center, Dermatology Hospital of Southern Medical University, Guangzhou, Guangdong, China.
Yuan DingLaser and Dermatology Surgery Center, Dermatology Hospital of Southern Medical University, Guangzhou, Guangdong, China.
Bin YangLaser and Dermatology Surgery Center, Dermatology Hospital of Southern Medical University, Guangzhou, Guangdong, China.
Zhenfeng LiuLaser and Dermatology Surgery Center, Dermatology Hospital of Southern Medical University, Guangzhou, Guangdong, China.ORCID https://orcid.org/0000-0002-5968-2750

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundThe efficacy of laser treatment for facial café au lait macules (CALMs) is random.

aimTo compare the response of different characteristics of CALMs skin lesions to laser treatment. PATIENTS/

methodsIn this single-center retrospective case series, patients with café au lait macules who received laser treatment between 2015 and 2022 at our clinic were reviewed. A total of 319 consecutive patients were eligible and were treated with either a 755-nm-alexandrite picosecond laser or a quality-switched 755-nm-alexandrite laser. Observers were blinded to the final patient groups. Efficacy was graded according to four levels of treatment response: poor (Grade 1, 0%-25% improvement), fair (Grade 2, 26%-50% improvement), good (Grade 3, 51%-75% improvement), and excellent (Grade 4, 76%-100% improvement). Treatment effects evaluated as Grades 2-4 were considered effective.

resultsOf the 319 patients, excellent and good responses were observed in 80 (25.08%) and 66 (20.69%) cases, respectively. Fifty-two patients (16.30%) displayed an outcome of Grade 2 (26%-50% improvement), whereas 121 (37.93%) cases showed an outcome of Grade 1 (0%-25% improvement). The overall treatment effective rate (Grades 2-4) was 62.07%. Binary logistic regression analysis showed a significant association of therapeutic efficacy with lesion distribution (segmental vs. non-segmental CALMs) and lesion border (irregular vs. regular) (p < 0.05 for both).

conclusionsSegmental and irregular border CALMs tended to respond well to laser therapy. Clinicians can leverage these characteristics to predict efficacy and manage patient expectations more effectively.

Indexed as

Cafe-au-Lait SpotsLasers, Solid-StateLow-Level Light TherapyAdolescentAdultChildFemaleHumansMaleMiddle AgedRetrospective StudiesSkinTreatment OutcomeYoung Adultcafé au lait maculeslaser therapymorphologic characteristicspicosecond laserQ‐switched alexandrite laser

Identifiers

PMID39931800
PMCPMC11811809

What OpenQuestion holds

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Registered trials

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.