jumper's knee and apexitis
Conditions
Interventions
27 cc of blood will be collected from all patients from the antecubital fossa
to obtain 3 cc of PRP, using the mini GPS II system of Biomet. Preparation time
will be 15 minutes. Then local anaesthes
Sponsors
Meander Medisch Centrum
Eligibility
Age
18 Years to 99 Years
Inclusion criteria
Inclusion criteria: - pain at the inferior pole of the patella for 3 months - age 18-55 year - tendinosis or thickening compared with the contralateral side of > 3 mm, detected with ultrasonography or MRI - already undergone eccentric training for 6 weeks following a standardised protocol
Exclusion criteria
Exclusion criteria: - pregnancy - injection in the patellar tendon in the last 3 months, irrespective of the applied substance - operations on the patellar tendon in the past - calcifications in the proximal patellar tendon - at examination indications for intraarticular pathology or patellofemoral pain syndrome - chronic NSAID use in the past 3 months
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Primary outcome measure will be VISA-P score. This is a valid scoring system to assess jumper's knee, 100 points maximum, meaning normal functioning knee and 0 points minimum. | — |
Secondary
| Measure | Time frame |
|---|---|
| Secondary outcome measures will be VAS score, return to sports (extent and level), degree of ultrasound pathology and costs. | — |
Countries
Netherlands
Outcome results
None listed