Scientific Program


4.07.2026

Time Hall A
08:00-08:45 Registration
08:45-09:00 Opening Ceremony
Ümit Şehirli - Dean, Marmara University Medical School
Hakan Gündüz - Co-chair
Elif Gürkan - Co-chair
Jean-Yves Maigne - Co-chair
Levon Doursounian - Co-chair
09:00-09:45 Special Lecture
Basic Knowledge in Coccydynia
Moderator:
Elif Gürkan
The Modern Approach to Coccydynia
Jean-Yves Maigne
09:45-10:30 Session 1 - Anatomy of the Coccyx
Moderator:
Hakan Gündüz
09:45-10:00 Coccyx Anatomy and its Importance for Diagnosing and Treating Tailbone Pain
Patrick Foye
10:00-10:15 The Coccyx Incidence. A Forgotten but Useful Angle
Jean-Yves Maigne
10:15-10:30 Differential Diagnosis of Coccygodynia: A Practical Clinical Approach
İpek Edipoglu
  Discussion
10:30-11:00 Coffee Break
11:00-13:00 Session 2 - Conservative and Interventional Therapy
Injections and Alternative Techniques
Moderators:
Jean-Yves Maigne, Belgin Erhan
11:00-11:15 Diagnosis
Coccygodynia: From Diagnosis to Therapy: Current Evidence and Clinical Approaches

Reinhard Thoma
11:15-11:30 The Role of Pelvic and Spinal Alignment in the Development of Coccygeal Pain
Aslınur Ercişli
11:30-11:45 Conservative Approach
Overview About Different Injections Techniques and Results

Rainer Günter Knobloch
11:45-12:00 Discussion
12:00-12:15 Minimally Invasive Injections for Coccyx Pain: Steroids, Ganglion Impar and Beyond
Patrick Foye
12:15-12:30 Results of CT Guided Injections
Elif Gürkan
12:30-12:45 Interventional Procedures and Results in Our Patients With Coccygodynia
Hakan Gündüz Savaş Şencan
12:45-13:00 Discussion
13:00-14:00 Lunch
14:00-15:00 Session 3- Coccydynia and Spondyloarthritis
Moderator:
Tuncay Duruöz
14:00-14:15 Coccydynia in Patients with Axial Spondyloarthritis: Reflection of Enthesitis?
Rana Terlemez
14:15-14:30 Coccydynia in Patients with Spondyloarthritis: Always Rigid Coccyges
Jean-Yves Maigne
14:30-14:45 Predictive Factors Affecting Treatment Success in Ganglion Impar Block Applied in Chronic Coccygodynia
Ender Sir
14:45-15:00 Discussion
15:00-16:00 Session 4- Physiotherapy for Coccydynia
Moderator:
Sytske Lohof-Venema
15:00-15:15 Hypomobility as the Most Important Cause of Coccydynia and Coccygeal Instability? The Effects of Manual Mobilizations
Roel Wilbers
15:15-15:30 Rectal and/or Vaginal Therapeutic Mobilization of the Coccyx. Comparative Study on 30 patients
Elif Gürkan
15:30-15:45 Physical Conservative Treatment of Coccydynia
Sytske Lohof-Venema
15:45-16:00 Discussion
16:00-16:30 Coffee Break
16:30-17:30 Session 5- Public and Medical Beliefs in Coccydynia
Moderator:
Banu Kuran
16:30-16:45 Do we Utilize Cognitive Behavioral Therapy for our Patients with Coccydynia?
Sibel Demir Deviren
16:30-16:45 Public and Professional Attitudes to Coccydynia
Jon Miles
16:45-17:00 Public education for people with coccydynia: Transforming tailbone pain into empowerment
Patrick Foye
17:15-17:30 Discussion

5.07.2026

Time Hall A
09:00-11:00 Session 6-Surgical Technique
Moderators:
Levon Doursounian, Yahya Güvenç
09:00-09:15 A history of Coccygectomy
Levon Doursounian
09:15-09:30 Coccygectomy in the Surgical Treatment of Traumatic Coccygodynia
Çağatay Öztürk
09:30-09:45 Impar Ganglion Thermocoagulation During Surgical Coccygectomy: Technique and Complications
Frederic Jacquot
09:45-10:00 Discussion
10:00-10:15 Coccygectomy - Pearls and Pitfalls
Ralph Schernberger
10:15-10:30 MRI Aaspect of Coccygeal Area after Coccygectomy in Symptomatic and Asymptomatic Patients
Frederic Jacquot
10:30-10:45 Algometra®: A Digital Tool for the Assessment and Follow-up of Coccydynia after Injection or Coccygectomy
Marc Leveque
10:45-11:00 Discussion
11:00-11:30 Coffee Break
11:30-12:45 Session 7- Indications for Surgery
Moderator:
Rainer Günter Knobloch
11:30-11:45 Implementation of a Tailbone Screening Tool
Achim Benditz
11:45-12:00 Traumatic Coccydynia Patients Benefits from Coccygectomy more than Patients undergoing Coccygectomy for Non-traumatic Causes
Mehmet Elmadağ
12:00-12:15 Surgery for Refractory Coccygodynia - Myths and Reality
Rainer Günter Knobloch
12:15-12:30 Coccygectomy Clinic – A Model of Team Approach for Surgical Indication
Levon Doursounian, Jean-Yves Maigne
12:30-12:45 Discussion
12:45-13:30 Lunch

Workshops

Time Hall A Hall B Hall C
13:30-14:15 Interpretation and Reading of Dynamic Radiographs
Jean Yves Maigne
   
14:30-16:00 Manual Treatment Modalities for Coccydynia: Simulation-Based Training in Rectal and Vaginal Approaches
Elif Gürkan
Fluoroscopy and Ultrasound Guided Injections for Coccygodynia
Hakan Gündüz, Jean Yves Maigne, Savaş Şencan, Serdar Kokar
Dissection of the Coccyx and Related Structures
Abdul Veli İsmailoğlu, Ümit Şehirli, Levon Doursounian
16:00-16:30  

Important Dates