Dr Olga Bellou

Dr Olga Bellou

Oral & Maxillofacial Surgeon

OMFS MD DDS M.Sc

Dr Olga Bellou holds degrees in both medicine and dentistry (MD, DDS) and has trained and worked in oral and maxillofacial surgery in Greece and Germany.

Her clinical background includes many years in public hospitals, where she has managed a broad range of surgical cases. She provides implantology, oral surgery and maxillofacial surgery procedures, with each treatment planned individually and with emphasis on patient safety and informed consent.

01 — Profile

About

Dr Olga Bellou graduated from the School of Medicine at the University of Thessaly in 2016, having earlier completed her degree at the School of Dentistry, University of Athens, in 2008.

Prior to her surgical path, she practised general dentistry for several years.

She began her surgical career in 2016 with a year in General Surgery at Penteli Children's Hospital, before joining KAT General Hospital of Attica from 2018 to 2023 — first in the Oral & Maxillofacial Surgery Department and later in General Surgery — where she took part in numerous surgical procedures under general and local anaesthesia across the oral, facial and cervical region. Between 2024 and 2025, she practised at the University Clinic of Oral & Maxillofacial Surgery of the University of Athens, based at the "P. & A. Kyriakou" Children's Hospital — reflecting many years of experience within the public health care system.

She completed further training in Vascular and Nerve Microsurgery at the Orthopaedic Clinic of the University of Athens in 2015, and was awarded her specialty title in Oral & Maxillofacial Surgery in December 2024. She has also visited several clinics in Germany as a visiting doctor for further training and exposure to advanced surgical practice.

17+
Years in clinical practice, since 2008
3
Medical licences — Greece, Germany, UK (GMC)
16
Peer-reviewed publications
02 — Background

Studies & Experience

2024
Panhellenic Medical Association
Specialty in Oral & Maxillofacial Surgery
National Registry of Physicians →
2009 — 2016
University of Thessaly, Greece
Medicine (MD)
2008 — 2011
University of Thessaly, Greece
Master in Primary Health Care (M.Sc)
2008
BDIZ-EDI
Curriculum Implantology
2002 — 2008
National & Kapodistrian University of Athens, Greece
Dentistry (DDS)
2020
Hellenic Society of Head & Neck Oncology Scholarship
Visiting research placement, LMU Munich — Head & Neck Surgical Oncology
2026 — Today
Clinical Associate — Oral & Maxillofacial Surgeon
Clinic specialised in Oral & Maxillofacial Surgery
2025 — Today
Consultant of Oral & Maxillofacial Surgery
1st Health Authority of Attica
2024 — 2025
Consultant of Oral & Maxillofacial Surgery, University Clinic of UOA
General Children's Hospital of Athens "P & A Kyriakou"
2023 — 2024
Consultant of Oral & Maxillofacial Surgery
1st Health Authority of Attica
2022 — 2023
Doctor, 2nd General Surgery Department
Athens General Hospital "KAT"
2018 — 2022
Doctor, Oral & Maxillofacial Surgery Department
Athens General Hospital "KAT"
2018
Doctor, Oral & Maxillofacial Surgery Department
Athens General Hospital "G. Gennimatas"
2016 — 2017
Doctor, Pediatric Surgery Department
General Children's Hospital of Penteli
2008 — 2016
Dentist
ProSmile, Dental Practice
Where it began

Visiting Doctor

2025
Clinic for Oral & Maxillofacial and Plastic Surgery
Darmstadt Clinic, Germany
2025
Clinic for Oral & Maxillofacial and Plastic Surgery
Dietrich-Bonhoeffer-Klinikum, Neubrandenburg
2023
Oral & Maxillofacial Surgery Department
RoMed Clinic Rosenheim, Germany
2020
General Surgery & Traumatology Department
RegioMed Clinic Sonneberg, Thuringia Germany
2020
Oral & Maxillofacial Surgery Department
Ludwig Maximilian University Munich
2019
ENT, Head and Neck Surgery Department
Evangelical Hospital Oldenburg, Germany

Certificates

  • 2020Microvascular Surgery
  • 2020Facial Aesthetics — University of Genoa
  • 2019Computer Assisted Implantology
  • 2008Curriculum Implantology — BDIZ-EDI

Memberships

  • —ESMO Member
  • —Disciplinary Board, Athens Dental Association
  • —Elected member, Hellenic Dental Association

Languages

Greek English German
Research

Peer-reviewed research in Oral & Maxillofacial Surgery

16Publications
5H-index
158Citations
Google Scholar
ORCID 0000-0003-3543-7168
Multinational research collaborations
CovidSurg-3GlobalSurgHIPPOAROMAGRACESTANMOREAMBROSE
03 — Services

Medical Services

Trauma & Pediatric Surgery

Facial trauma
Diagnosis and surgical treatment of facial fractures and soft-tissue injuries following accidents or trauma.
Pediatric trauma
Diagnosis and treatment of facial and dental trauma in children, with an approach adapted to growing patients.
Pediatric Oral & Maxillofacial Surgery
Surgical management of oral and maxillofacial conditions in children, in a setting adapted to their needs.

Oral Surgery

Impacted tooth surgery
Surgical removal of impacted teeth, including wisdom teeth, performed under local or general anaesthesia.
Osseointegrated implants & guided implant surgery
Placement of osseointegrated implants to restore the dental arch, function and aesthetics, with computer-guided planning based on 3D imaging.
Bone regeneration
Bone grafting and regeneration techniques using allografts that rebuild jaw volume and correct local bone defects to allow implant placement where bone is insufficient.
Sinus lift
Elevation of the maxillary sinus floor to build up bone height in the upper jaw ahead of implant placement.
Closure of oro-antral communication
Surgical closure of an opening between the oral cavity and the maxillary sinus, most often following tooth extraction.
Osteonecrosis of the jaw
Diagnosis and management of jaw osteonecrosis, including medication-related cases (MRONJ) linked to bisphosphonates or other antiresorptive drugs, and osteoradionecrosis after radiotherapy.
Frenectomy (lip & tongue)
Surgical removal or release of a tight lip or tongue frenum (tongue-tie), to improve mobility, speech, oral hygiene and gum health.

Maxillofacial Implants

Subperiosteal implants
A custom-made implant framework, designed using 3D surgical planning software and positioned upon the maxillary or mandibular bone under general anaesthesia. It constitutes a viable alternative for patients with insufficient bone volume for conventional implants.
Autologous bone grafting
Reconstruction of severe jaw bone loss using the patient's own bone, creating a stable foundation for implant placement.

Oral Cancer

Oral cancer screening
Regular clinical examination of the oral cavity for early detection and control of oral cancer.
Biopsies
Sampling and diagnostic evaluation of suspicious lesions of the oral mucosa and skin of the face and neck.
Oral cancer follow-up
Structured, regular review after diagnosis or treatment of oral cancer, to monitor healing and detect any recurrence early.

TMJ Disorders

TMJ disorder therapy with Botox
Botulinum toxin injections into the muscles of mastication to relieve temporomandibular joint pain and dysfunction.
Masseter hypertrophy
Botulinum toxin treatment of an enlarged masseter muscle, reducing jaw clenching, teeth grinding and excessive jawline width.
Migraine therapy with Botox
Botulinum toxin injections in the temporalis muscle as part of the management of chronic migraine and tension-type headaches.

Facial Aesthetic Surgery

Blepharoplasty
Surgical correction of the upper and/or lower eyelids to address excess skin or fat, for functional or aesthetic indications.
Gummy smile correction (lip repositioning)
A lip repositioning procedure performed through an intraoral incision to reduce excessive gum display when smiling.
Upper lip lift
A surgical procedure that shortens the space between the nose and upper lip, increasing the visible portion of the upper lip and teeth.
Cheek fat pad surgery
Reduction of the buccal fat pad to decrease fullness of the lower cheeks.

Botox Treatments

Facial lines & wrinkles
Non-surgical treatment of dynamic facial lines with botulinum toxin (Botox).
04 — Preparing

Your first visit

Please bring the following with you to your first appointment:

Recent laboratory test results, particularly if you have a medical history that requires regular monitoring (e.g. diabetes).

Any previous imaging already carried out for your current condition (e.g. panoramic X-ray, CT scan of the facial skeleton, CBCT, etc.).

A detailed personal medical history, or a referral note from your doctor if you have been referred.

A list of any medications you are currently taking, including dosage and frequency.

If a prescription may be needed, please also have your social security number (AMKA) ready.

05 — Instructions

Before & after your procedure

Pre-operative Instructions

  • Have a light meal before your procedure. No fasting is needed for procedures under local anaesthesia.
  • Continue taking your usual medication. If you take anticoagulants or antiplatelet drugs, please let us know and do not stop them without instructions from your treating physician.
  • Let us know if you have diabetes, heart disease or allergies, if you are pregnant, or if you take medication for osteoporosis.
  • If you have been prescribed antibiotics or other medication before the procedure, take it as instructed.
  • Avoid smoking and alcohol for 24 hours beforehand.
  • Brush your teeth thoroughly on the morning of the procedure and wear comfortable clothing.

Post-operative Instructions

  • Bite firmly on the gauze for 30 to 45 minutes.
  • Apply cold compresses to the outside of your face for the first 24 hours, 15 minutes at a time with breaks in between.
  • On the first day, do not spit, rinse your mouth vigorously or drink through a straw.
  • Choose lukewarm, soft foods for the first few days, and avoid hot and spicy food.
  • Do not smoke or drink alcohol for at least 72 hours.
  • From the following day, brush carefully and use mouth rinses as instructed.
  • Take your medication as prescribed and avoid strenuous exercise for 2 to 3 days.
  • Mild swelling is normal and peaks on the 2nd to 3rd day. Contact us if you have bleeding that does not stop, fever or increasing pain.
06 — Contact

Get in touch

For appointments, referrals or professional enquiries, reach out directly.

Consultation Hours By appointment only
Collaborating Medical Office In cooperation with Dr. Ourania Schoinochoriti
Collaborating Hospitals ORL Athens Clinic
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