Determination of reference values of Ultrasonographic Tissue Characterization (UTC) measurements in healthy Achilles tendons and evaluation of UTC abnormalities in patients with Achilles tendinopathy

Determination of reference values of Ultrasonographic Tissue Characterization (UTC) measurements in healthy Achilles tendons and evaluation of UTC abnormalities in patients with Achilles tendinopathy - Ultrasonographic Tissue Characterization measurements in Achilles tendons

Status

Recruiting

Phases

Unknown

Study type

Observational

Source

NL-OMON

Registry ID

NL-OMON32302

Enrollment

140

Registered

2008-05-22

Start date

2009-03-24

Completion date

Unknown

Last updated

2024-05-13

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

Conditions

skeletspierstelsel- en bindweefselaandoeningen. pees-, ligament- en kraakbeenaandoeningen en diagnostiek achillodynia tendon overuse injury

Interventions

None listed

Eligibility

Age

18 Years to 99 Years

Inclusion criteria

Inclusion criteria: Asymptomatic Achilles tendons: 1. Age 18-62 year;Symptomatic Achilles tendinopathy: 1. Age 18-62 year 2. Achilles tendon pain for at least 2 months 3. Pain on palpation 2-7 cm proximal to Achilles tendon insertion

Exclusion criteria

Exclusion criteria: asymptomatic Achilles tendons: 1. History of Achilles tendon pain 2. History of tendinopathy at another location 3. Appointment in outpatients clinic because of a problem with the lower extremity 4. Familiair hypercholesterolaemia;symptomatic Achilles tendinopathy: 1. Clinical suspicion of an insertional disorder 2. Clinical suspicion of an Achilles tendon rupture 3. Clinical suspicion of tenosynovitis of the plantar flexors 4. Clinical suspicion sural nerve pathology 5. Clinical suspicion of Peroneal subluxation 6. Clinical suspicion of several internal disorders with an inflammatory origin

Design outcomes

Primary

Measure	Time frame
1.Maximum AP diameter (mm) 2.Distance to the lesion from the tendon insertion (cm) 3.Lesion type (I-IV: Paratenonitis, Tendinosis, Pantendinopathy and Partial rupture) 4.Quantification tendon integrity (Percentage complete tendon fibers, Percentage waving fibers, Percentage cellular / fibrillar components, Percentage fluid)	—

Secondary

Measure	Time frame
In patients with symptomatic Achilles tendinopathy: VISA-A questionnaire (a validated instrument to evaluate the severity of Achilles tendon pain and dysfunction).	—

Countries

Netherlands

Outcome results