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Aerobic Exercise Effects in Lower Extremity Lymphedema

22 de julio de 2026 actualizado por: Sinem Akselim, Bursa Yuksek Ihtisas Training and Research Hospital

Effects of Aerobic Exercise on Ultrasonographic Parameters, Functional Status, Balance, and Quality of Life in Patients With Lower Extremity Lymphedema

Lower extremity lymphedema negatively affects patients' functional status, quality of life, and activities of daily living. Complete decongestive therapy (CDT) is considered the gold-standard conservative treatment for patients with lymphedema. CDT consists of manual lymph drainage (MLD), skin care, compression bandaging, and exercise. Several studies have demonstrated the effectiveness of CDT in patients with lower extremity lymphedema. However, the results of studies investigating the effectiveness of different types of exercise are inconsistent. Moreover, most of these studies have been conducted in patients with upper extremity lymphedema, and the outcome measures have generally been limited to limb circumference measurements and quality of life assessments.

To the best of our knowledge, no previous study has comprehensively evaluated the effects of aerobic exercise on both ultrasonographic parameters (quantitative data) and functional outcomes in patients with lower extremity lymphedema, as planned in the present study. Therefore, this study was designed to contribute to the existing literature by investigating these effects.

Descripción general del estudio

Tipo de estudio

Intervencionista

Inscripción (Estimado)

50

Fase

  • No aplica

Contactos y Ubicaciones

Esta sección proporciona los datos de contacto de quienes realizan el estudio e información sobre dónde se lleva a cabo este estudio.

Estudio Contacto

Criterios de participación

Los investigadores buscan personas que se ajusten a una determinada descripción, denominada criterio de elegibilidad. Algunos ejemplos de estos criterios son el estado de salud general de una persona o tratamientos previos.

Criterio de elegibilidad

Edades elegibles para estudiar

  • Adulto
  • Adulto Mayor

Acepta Voluntarios Saludables

No

Descripción

Inclusion Criteria:

  • Diagnosis of lower extremity lymphedema (unilateral or bilateral)
  • Age ≥18 years
  • Absence of cognitive impairment
  • Provision of written informed consent to participate in the study

Exclusion Criteria:

  • Cognitive impairment
  • Presence of general contraindications to exercise (e.g., hemodynamic instability, uncontrolled hypertension, decompensated heart failure, recent myocardial infarction, or unstable angina pectoris)
  • Presence of neurological diseases affecting the lower extremities that would preclude participation in the exercise program
  • Presence of unhealed fractures in the lower extremities preventing exercise therapy
  • Active systemic infection or local infection in the treatment area, such as cellulitis, erysipelas, or thrombophlebitis in the lower extremities
  • Acute venous thromboembolic events involving the lower extremities
  • Heart failure or renal failure that may cause lower extremity edema
  • Presence of concomitant lipedema
  • Presence of venous insufficiency
  • Ongoing chemotherapy or radiotherapy (among patients with malignancy-related lymphedema)
  • Pregnancy

Plan de estudios

Esta sección proporciona detalles del plan de estudio, incluido cómo está diseñado el estudio y qué mide el estudio.

¿Cómo está diseñado el estudio?

Detalles de diseño

  • Propósito principal: Tratamiento
  • Asignación: Aleatorizado
  • Modelo Intervencionista: Asignación paralela
  • Enmascaramiento: Doble

Armas e Intervenciones

Grupo de participantes/brazo
Intervención / Tratamiento
Comparador activo: control group
participants receive standart complete decongestive therapy including manuel lymph drainage,compression therapy, skin care and exercises
manuel lymph drainage, skin care, joint rom exercises, compression
Experimental: exercise group
participants receive complete decongestive therapy combined with an aerobic exercise program
manuel lymph drainage, skin care, joint rom exercises, compression

Aerobic exercise using a recumbent cycle ergometer for 20-30 minutes. The exercise intensity will be set to reach 40-60% of the maximum target heart rate reserve.

The treatment program will be administered for approximately 1 hour per day, 5 days per week, for a total of 4 weeks (20 sessions).

¿Qué mide el estudio?

Medidas de resultado primarias

Medida de resultado
Medida Descripción
Periodo de tiempo
Kinesiophobia
Periodo de tiempo: baseline (before the first rehabilitation session) and immediately after completing 20 sessions of rehabilitation (4 weeks)
Kinesiophobia will be assessed using the validated Turkish version of the Tampa Scale for Kinesiophobia (TSK), a 17-item questionnaire with a total score ranging from 17 to 68. Change in score from baseline to post-treatment will be evaluated. Higher scores indicate greater kinesiophobia.
baseline (before the first rehabilitation session) and immediately after completing 20 sessions of rehabilitation (4 weeks)
musculoskeletal ultrasonography- Muscle and Subcutaneous Tissue Thickness
Periodo de tiempo: baseline (before the first rehabilitation session) and immediately after completing 20 sessions of rehabilitation (4 weeks)

All ultrasonographic measurements will be performed by the same experienced examiner under standardized conditions and will be assessed using B-mode ultrasonography.

Quadriceps muscle thickness and subcutaneous tissue thickness will be assessed at standardized anatomical landmarks of the anterior thigh. Subcutaneous tissue thickness will be assessed at standardized anatomical sites of the lower limb. Measurements will be recorded in millimeters (mm). Greater thickness indicates increased muscle mass or subcutaneous tissue thickness, respectively. Change in muscle thickness from baseline to post-treatment will be evaluated.

baseline (before the first rehabilitation session) and immediately after completing 20 sessions of rehabilitation (4 weeks)
musculoskeletal ultrasonography- Subcutaneous Tissue Echogenicity
Periodo de tiempo: baseline (before the first rehabilitation session) and immediately after completing 20 sessions of rehabilitation (4 weeks)
Subcutaneous tissue echogenicity will be assessed by analyzing grayscale intensity values within a defined region of interest using B-mode ultrasonography. Echogenicity will be quantified in grayscale values (arbitrary units). Higher values indicate increased echogenicity.
baseline (before the first rehabilitation session) and immediately after completing 20 sessions of rehabilitation (4 weeks)
Balance
Periodo de tiempo: baseline (before the first rehabilitation session) and immediately after completing 20 sessions of rehabilitation (4 weeks)
Balance performance will be assessed using the Berg Balance Scale (BBS), a 14-item performance-based measure with a total score ranging from 0 to 56. Each item is scored on a 5-point scale (0-4), with higher scores indicating better balance. Change in score from baseline to post-treatment will be evaluated.
baseline (before the first rehabilitation session) and immediately after completing 20 sessions of rehabilitation (4 weeks)
functional mobility
Periodo de tiempo: baseline (before the first rehabilitation session) and immediately after completing 20 sessions of rehabilitation (4 weeks)
Functional mobility will be assessed using the Timed Up and Go (TUG) test, which measures the time (in seconds) required to stand up from a chair, walk 3 meters, turn, return, and sit down. Change in time from baseline to post-treatment will be evaluated. Higher times indicate poorer functional mobility.
baseline (before the first rehabilitation session) and immediately after completing 20 sessions of rehabilitation (4 weeks)
Lower limb functional status
Periodo de tiempo: baseline (before the first rehabilitation session) and immediately after completing 20 sessions of rehabilitation (4 weeks)
Lower limb functional status will be assessed using the Lower Limb Functional Index (LLFI), a 25-item patient-reported outcome measure with a total score ranging from 0 to 100. Scores are typically expressed as a percentage, with higher scores indicating better functional status. Change in score from baseline to post-treatment will be evaluated.
baseline (before the first rehabilitation session) and immediately after completing 20 sessions of rehabilitation (4 weeks)

Medidas de resultado secundarias

Medida de resultado
Medida Descripción
Periodo de tiempo
fatigue
Periodo de tiempo: baseline (before the first rehabilitation session) and immediately after completing 20 sessions of rehabilitation (4 weeks)
Fatigue severity will be assessed using the Fatigue Severity Scale (FSS), a 9-item self-reported questionnaire with each item scored from 1 to 7. The total score is calculated as the mean of the items, ranging from 1 to 7, with higher scores indicating greater fatigue severity. Change in score from baseline to post-treatment will be evaluated.
baseline (before the first rehabilitation session) and immediately after completing 20 sessions of rehabilitation (4 weeks)
depression
Periodo de tiempo: baseline (before the first rehabilitation session) and immediately after completing 20 sessions of rehabilitation (4 weeks)
Depression will be assessed using the Beck Depression Inventory (BDI), a 21-item self-reported questionnaire with a total score ranging from 0 to 63. Higher scores indicate more severe depressive symptoms. Change in score from baseline to post-treatment will be evaluated.
baseline (before the first rehabilitation session) and immediately after completing 20 sessions of rehabilitation (4 weeks)
health related quality of life
Periodo de tiempo: baseline (before the first rehabilitation session) and immediately after completing 20 sessions of rehabilitation (4 weeks)
Lymphedema-related quality of life will be assessed using the Lymphedema Quality of Life Questionnaire (LYMQOL), a disease-specific patient-reported outcome measure including domains such as function, appearance, symptoms, and mood. Domain scores and overall score range from 0 to 10, with higher scores indicating worse quality of life. Change in scores from baseline to post-treatment will be evaluated.
baseline (before the first rehabilitation session) and immediately after completing 20 sessions of rehabilitation (4 weeks)

Otras medidas de resultado

Medida de resultado
Medida Descripción
Periodo de tiempo
functional capacity
Periodo de tiempo: baseline (before the first rehabilitation session) and immediately after completing 20 sessions of rehabilitation (4 weeks)
Functional exercise capacity will be assessed using the 6-Minute Walk Test (6MWT), which measures the distance walked in meters over 6 minutes. Change in distance from baseline to post-treatment will be evaluated. Greater distances indicate better functional performance.
baseline (before the first rehabilitation session) and immediately after completing 20 sessions of rehabilitation (4 weeks)

Colaboradores e Investigadores

Aquí es donde encontrará personas y organizaciones involucradas en este estudio.

Fechas de registro del estudio

Estas fechas rastrean el progreso del registro del estudio y los envíos de resultados resumidos a ClinicalTrials.gov. Los registros del estudio y los resultados informados son revisados ​​por la Biblioteca Nacional de Medicina (NLM) para asegurarse de que cumplan con los estándares de control de calidad específicos antes de publicarlos en el sitio web público.

Fechas importantes del estudio

Inicio del estudio (Estimado)

1 de agosto de 2026

Finalización primaria (Estimado)

15 de diciembre de 2026

Finalización del estudio (Estimado)

15 de marzo de 2027

Fechas de registro del estudio

Enviado por primera vez

12 de marzo de 2026

Primero enviado que cumplió con los criterios de control de calidad

22 de julio de 2026

Publicado por primera vez (Actual)

24 de julio de 2026

Actualizaciones de registros de estudio

Última actualización publicada (Actual)

24 de julio de 2026

Última actualización enviada que cumplió con los criterios de control de calidad

22 de julio de 2026

Última verificación

1 de julio de 2026

Más información

Términos relacionados con este estudio

Otros números de identificación del estudio

  • 2024-TBEK-2025/12-15

Plan de datos de participantes individuales (IPD)

¿Planea compartir datos de participantes individuales (IPD)?

NO

Información sobre medicamentos y dispositivos, documentos del estudio

Estudia un producto farmacéutico regulado por la FDA de EE. UU.

No

Estudia un producto de dispositivo regulado por la FDA de EE. UU.

No

Esta información se obtuvo directamente del sitio web clinicaltrials.gov sin cambios. Si tiene alguna solicitud para cambiar, eliminar o actualizar los detalles de su estudio, comuníquese con register@clinicaltrials.gov. Tan pronto como se implemente un cambio en clinicaltrials.gov, también se actualizará automáticamente en nuestro sitio web. .

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