# Ultrasound of Enthesis in Patients With Ankylosing Spondylitis: a Comparative Study With Health Subjects

> **NCT01567878** · — · COMPLETED · sponsor: **University of Sao Paulo** · enrollment: 80 (actual)

## Conditions studied

- Spondylitis, Ankylosing

## Interventions

_None listed._

## Key facts

- **NCT ID:** NCT01567878
- **Lead sponsor:** University of Sao Paulo
- **Sponsor class:** OTHER
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** COMPLETED
- **Start date:** 2009-05
- **Primary completion:** 2014-12
- **Final completion:** 2014-12
- **Target enrollment:** 80 (ACTUAL)
- **Last updated:** 2014-12-02


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT01567878

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT01567878, "Ultrasound of Enthesis in Patients With Ankylosing Spondylitis: a Comparative Study With Health Subjects". Retrieved via AI Analytics 2026-06-02 from https://api.ai-analytics.org/clinical/NCT01567878. Licensed CC0.

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