Efficacy of high power laser in treatment of patients with patellar chondromalacia

Investigating the effectiveness of high power laser in pain, stiffness and function of patients with patellofemoral pain syndrome (patellar chondromalacia)

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

IRCT

Registry ID

IRCT2017100713442N19

Enrollment

Registered

2017-10-29

Start date

2017-08-23

Completion date

Unknown

Last updated

2018-02-22

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Patellar chondromalacia. Chondromalacia patellae

Interventions

Intervention 1: High power laser for 5 session in 2 weeks and multiangular isometric knee exercises for intervention group. Intervention 2: Sham laser for 5 session in 2 weeks and multiangular isometr

Rehabilitation

High power laser for 5 session in 2 weeks and multiangular isometric knee exercises for intervention group

Sham laser for 5 session in 2 weeks and multiangular isometric knee exercise in control group

Eligibility

Sex/Gender

All

Age

15 Years to 40 Years

Inclusion criteria

Inclusion criteria: Inclusion criteria: patients aged 15 to 40 years; referring to the outpatient clinic of physical medicine and rehabilitation in year 1396; having positive exclusive patellofemoral syndrome maneuvers including Shrug test, Grind test and Perkins test (at least 2 of them being positive); symptoms duration of at least 3 months; having normal knee x-ray in 3 dimensions. Exclusion criteria: patients aged younger than 15 years or older than 40; with history of knee surgery; having a body mass index of 30 kg/cm2 or more; any systemic diseases such as diabetes mellitus, immunodeficiency and collagen vascular disorders; history or presence of malignant cancer; history of recent knee trauma; any infection; pregnancy; breastfeeding; genu varum greater than 20 degrees; genu valgum greater than 20 degree; any knee deformity in knee x-ray; signs of knee osteoarthritis in knee x-ray

Exclusion criteria

Exclusion criteria:

Design outcomes

Primary

Measure	Time frame
Knee pain. Timepoint: Before, 1 month and 3 months after intervention. Method of measurement: Womac, VAS, Kujala questionnaires score.;Joint stiffness. Timepoint: Before, 1 month and 3 months after intervention. Method of measurement: Womac, Kujala questionnaires score.;Function. Timepoint: Before, 1 month and 3 months after intervention. Method of measurement: Womac, kujala questionnaires score.	—

Countries

Iran (Islamic Republic of)

Contacts

Public ContactMaryam Sadat Rahimi

Physical Medicine and Rehabilitation Departme

maryam.sadat.rahimi@gmail.com+98 21 4443 1716

Outcome results

None listed

Source: IRCT (via WHO ICTRP) · Data processed: Feb 4, 2026