Study type: Observational study Primary objective: The aim of this study was to examine the validity and reliability of the Vascular Quality of Life Questionnaire-6 (VascuQoL-6) in Turkish in individuals diagnosed with Takayasu Arteritis or Vascular Behçet's disease. The main questions it aims to answer are: Can VascuQoL-6 measure disease-related quality of life validly and reliably? Does the scale show significant correlations with measures such as SF-36, EQ-5D-3L, BDCAF, BSAS and ITAS-2010? There is no comparison group. Participants will be asked to: Contribute to the translation process of the scale into Turkish, Complete all quality of life forms in the first assessment, Participate in the test-retest analysis by re-filling VascuQoL-6 one week later.
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Vascular Quality of Life Questionnaire-6
Timeframe: At enrollment and 1 week