Dr. Panagiotis Kaliantzis

Specialising in assisted reproduction and gynaecological endoscopic surgery, Dr. Panagiotis Kaliantzis is an experienced Obstetrician and Gynaecologist whose medical career combines international specialist training with extensive clinical practice in fertility treatment, reproductive medicine and minimally invasive surgery.

A graduate of the Medical School of the National and Kapodistrian University of Athens, he pursued further medical training in the United Kingdom, gaining clinical experience at established British hospitals. His specialised education includes IVF and assisted reproduction training at Liverpool Women’s Hospital and advanced laparoscopic training at Royal Free Hospital in London.

Throughout his career, Dr. Kaliantzis has performed more than 6,000 IVF cycles, over 700 hysteroscopic procedures and more than 500 laparoscopic operations. His particular scientific interests include recurrent IVF failure and endometrial receptivity.

He maintains private medical practices in Athens and Tripoli, while collaborating with HYGEIA IVF and leading maternity hospitals, including MITERA, REA and IASO.

His clinical work encompasses fertility assessment, individualised assisted reproduction treatments, obstetric care and gynaecological surgery.

Areas of Clinical Expertise

The clinical expertise of Dr. Panagiotis Kaliantzis encompasses reproductive medicine, infertility treatment, obstetrics and minimally invasive gynaecological surgery, supported by specialised training in Greece and the United Kingdom.

His principal areas of medical and surgical expertise include:

• In Vitro Fertilisation (IVF): Assessment and treatment of infertility through assisted reproduction techniques, including ovarian stimulation, oocyte retrieval, embryo transfer and individualised IVF protocols.
• Infertility Investigation & Assisted Reproduction: Comprehensive fertility assessment for couples, intrauterine insemination (IUI) and management of selected male infertility cases involving techniques such as TESE and PESA.
• Repeated IVF Failure & Endometrial Receptivity: Evaluation of factors associated with unsuccessful fertility treatments, with particular scientific interest in endometrial receptivity.
• Hysteroscopic Surgery: Diagnosis and surgical treatment of intrauterine conditions, including endometrial polyps, fibroids and other uterine abnormalities.
• Laparoscopic Gynaecological Surgery: Minimally invasive surgical management of ovarian cysts, endometriosis, uterine fibroids and conditions requiring hysterectomy.
• Obstetrics & High-Risk Pregnancy Care: Pregnancy monitoring, obstetric ultrasound examinations, vaginal deliveries, caesarean sections and management of high-risk pregnancies.
• General Gynaecology: Gynaecological assessment, ultrasound examinations, colposcopy and diagnosis and treatment of reproductive health conditions.

These areas reflect his professional involvement in both reproductive medicine and comprehensive obstetric and gynaecological care.

Education & Medical Qualifications

The academic foundation of Dr. Panagiotis Kaliantzis was established at the Medical School of the National and Kapodistrian University of Athens, where he began his medical studies after successfully completing the national university entrance examinations.

Following his university education, he pursued specialist training in Obstetrics and Gynaecology, developing his clinical knowledge and surgical skills through medical appointments in Greece and the United Kingdom.

His medical training covered several important aspects of the specialty, including vaginal deliveries, caesarean sections, high-risk pregnancy management, colposcopy, obstetric and gynaecological ultrasound, laparoscopy and hysteroscopy.

His additional professional qualifications include:

• DFFP (Diploma of the Faculty of Family Planning): A qualification obtained in the United Kingdom, focusing on family planning and reproductive healthcare.
• MRCOG Part 1: Successfully passed the first examination of the Membership of the Royal College of Obstetricians and Gynaecologists qualification pathway in the United Kingdom.

These academic achievements provided a foundation for his subsequent specialist training in fertility medicine and advanced gynaecological procedures.

Specialist Medical Training in the United Kingdom

Clinical experience within the British healthcare system represents a significant part of the professional development of Dr. Panagiotis Kaliantzis, providing exposure to different aspects of Obstetrics, Gynaecology and hospital-based patient care.

During his specialist training, he worked at several established medical institutions in the United Kingdom, including:

• St Peter’s Hospital, Surrey
• Northampton General Hospital, Northampton
• Luton & Dunstable General Hospital, Luton

He subsequently held Registrar positions at North Manchester General Hospital and St Mary’s Hospital in Manchester, further developing his experience in the assessment and management of complex obstetric and gynaecological cases.

These clinical appointments involved participation in maternity care, pregnancy monitoring, gynaecological assessment and surgical practice within the British hospital system.

His experience in the United Kingdom contributed to his broader professional development and established a foundation for his subsequent specialised training in reproductive medicine and minimally invasive gynaecological surgery.

Advanced IVF Training at Liverpool Women’s Hospital

Specialised training in In Vitro Fertilisation (IVF) and Assisted Reproduction marked an important stage in the medical career of Dr. Panagiotis Kaliantzis.

At the IVF Unit of Liverpool Women’s Hospital, one of the largest fertility centres in the United Kingdom, he received comprehensive training in the investigation and treatment of infertility, gaining experience across the different stages of assisted reproduction.

His specialised education included:

• Infertility Assessment: Investigation of female and male infertility, including the evaluation of couples experiencing difficulties conceiving.
• Individualised IVF Protocols: Selection of ovarian stimulation and treatment protocols according to each patient’s reproductive characteristics.
• Oocyte Retrieval: Training in egg collection procedures as part of IVF treatment.
• Embryo Transfer: Clinical training in the transfer of embryos into the uterus.
• Intrauterine Insemination (IUI): Assisted reproduction techniques involving the placement of prepared sperm into the uterus.
• Male Infertility Procedures: Experience in sperm retrieval techniques, including Testicular Sperm Extraction (TESE) and Percutaneous Epididymal Sperm Aspiration (PESA).

This training established an important foundation for his subsequent clinical work in fertility medicine and the management of complex reproductive cases.

Clinical Experience in IVF & Assisted Reproduction

With extensive experience in reproductive medicine, Dr. Panagiotis Kaliantzis has performed more than 6,000 IVF cycles, managing a wide range of infertility cases involving both female and male reproductive factors.

His clinical work encompasses assisted reproduction treatments for couples experiencing difficulties conceiving, including patients with previous unsuccessful fertility attempts and those requiring more complex medical evaluation.

An important aspect of his practice is the individual assessment of each case, considering factors such as reproductive history, age, ovarian reserve, hormonal findings, semen analysis and previous fertility treatments.

Treatment planning is adapted to the specific circumstances of each patient or couple, with particular attention to selecting appropriate assisted reproduction protocols and identifying factors that may influence treatment outcomes.

His long-standing involvement in IVF and assisted reproduction is complemented by a particular scientific interest in recurrent implantation failure and endometrial receptivity, two areas that require careful investigation and individualised clinical assessment.

Repeated IVF Failure & Endometrial Receptivity

Repeated unsuccessful IVF attempts can present significant challenges in reproductive medicine, particularly when the underlying factors affecting treatment outcomes are not immediately apparent.

Two of the principal scientific interests of Dr. Panagiotis Kaliantzis are repeated IVF failure and endometrial receptivity, areas closely associated with the investigation of unsuccessful fertility treatments.

Endometrial receptivity refers to the ability of the uterine lining to support embryo implantation during a specific period of the reproductive cycle. Alongside embryo development and other reproductive factors, it plays an important role in the implantation process.

Understanding the possible causes of repeated IVF failure requires consideration of previous treatment outcomes, reproductive history and relevant clinical findings.

These areas of scientific interest complement Dr. Kaliantzis’ broader involvement in assisted reproduction and complex infertility cases.

Gynaecological Endoscopic Surgery

Minimally invasive gynaecological surgery represents another important area of expertise for Dr. Panagiotis Kaliantzis, supported by advanced surgical training and extensive experience in hysteroscopic and laparoscopic procedures.

His specialised education in laparoscopic surgery took place at Royal Free Hospital in London, where he developed further surgical skills in minimally invasive techniques used to diagnose and treat various gynaecological conditions.

Throughout his professional career, he has performed more than 700 hysteroscopic procedures, including the removal of endometrial polyps, fibroids and other abnormalities within the uterine cavity.

His surgical experience also includes more than 500 laparoscopic operations, covering a range of procedures such as:

• Ovarian Cyst Removal: Laparoscopic treatment of selected ovarian cysts.
• Endometriosis Surgery: Surgical management of endometriosis and associated pelvic lesions.
• Myomectomy: Removal of uterine fibroids while preserving the uterus when appropriate.
• Laparoscopic Hysterectomy: Minimally invasive surgical removal of the uterus for selected medical indications.

This experience in gynaecological endoscopic surgery complements his work in reproductive medicine, particularly in cases where uterine or pelvic conditions require surgical evaluation or treatment.

Obstetrics & High-Risk Pregnancy Care

Alongside his expertise in reproductive medicine, Dr. Panagiotis Kaliantzis has extensive clinical experience in Obstetrics, including pregnancy monitoring, childbirth and the management of high-risk pregnancies.

His medical training and hospital experience encompass vaginal deliveries, caesarean sections and obstetric ultrasound examinations, providing a comprehensive background in maternity care.

High-risk pregnancies require careful medical supervision, particularly when maternal health conditions, pregnancy complications or other factors may affect the wellbeing of the mother and developing baby.

Through his clinical experience in Greece and the United Kingdom, Dr. Kaliantzis has been involved in the management of complex obstetric cases requiring specialised assessment and ongoing monitoring.

This background in Obstetrics complements his work in assisted reproduction, extending his clinical experience from fertility treatment to pregnancy care and childbirth.

A Significant Achievement in Reproductive Medicine

Among the notable cases in the medical career of Dr. Panagiotis Kaliantzis is the successful achievement of pregnancy through IVF in a woman who had previously undergone bone marrow transplantation.

According to his professional biography, this was the first case of its kind in Greece and one of the few reported internationally, representing a significant achievement in the management of complex fertility cases.

The pregnancy was achieved through a specialised assisted reproduction approach, followed by continuous medical supervision throughout gestation.

Under the care of Dr. Kaliantzis, the patient successfully gave birth to a healthy child in 2020.

This case represents an important milestone in his professional career, highlighting his clinical involvement in challenging reproductive situations that require specialised fertility treatment and careful obstetric monitoring.

An Individualised Approach to Fertility Care

Every fertility journey involves different medical circumstances, making individual assessment an essential part of assisted reproduction treatment.

In his clinical practice, Dr. Panagiotis Kaliantzis considers each patient’s reproductive history, diagnostic findings and previous fertility treatments when evaluating the available options.

Particular attention is given to identifying factors that may affect conception and selecting appropriate IVF protocols based on the specific needs of each woman or couple.

For patients with a history of unsuccessful fertility treatments, this process may involve further investigation and reassessment of previous treatment strategies.

This individualised approach reflects the importance of combining clinical experience, reproductive medicine and careful treatment planning when managing both straightforward and complex infertility cases.

Scientific Memberships & Professional Activity

Continuous scientific development forms an important part of the medical career of Dr. Panagiotis Kaliantzis, whose professional interests extend across reproductive medicine, Obstetrics, Gynaecology and minimally invasive surgery.

His professional biography lists membership in several recognised international medical organisations, including:

• Royal College of Obstetricians and Gynaecologists (RCOG) – United Kingdom.
• British Fertility Society (BFS) – United Kingdom.
• European Society of Human Reproduction and Embryology (ESHRE).
• American Association of Gynecologic Laparoscopists (AAGL).

Beyond these professional affiliations, Dr. Kaliantzis has participated in numerous scientific conferences in Greece and internationally, contributing to discussions on fertility treatment, IVF and contemporary gynaecological care.

His scientific activity also includes lectures and presentations on reproductive medicine and gynaecology, reflecting his continued involvement in medical education and developments within his specialty.

Why Choose Dr. Panagiotis Kaliantzis?

Extensive clinical experience, specialised training in the United Kingdom and a strong background in assisted reproduction are among the defining characteristics of Dr. Panagiotis Kaliantzis’ professional profile.

His medical qualifications and experience include:

• More than 6,000 IVF cycles, covering a wide range of fertility cases.
• Specialised IVF training at Liverpool Women’s Hospital.
• Advanced laparoscopic training at Royal Free Hospital, London.
• Over 700 hysteroscopic procedures and 500 laparoscopic operations.
• Clinical experience in Obstetrics and Gynaecology at several established hospitals in the United Kingdom.
• Particular scientific interest in repeated IVF failure and endometrial receptivity.
• International scientific affiliations with organisations dedicated to reproductive medicine and gynaecological surgery.

For patients seeking an IVF specialist in Athens, Dr. Kaliantzis brings together international medical education, extensive clinical experience and an individualised approach to fertility treatment.