Thyroid disorders disrupt the function of the thyroid gland that sits at the front of the neck and is responsible for producing metabolism-controlling hormones.

Thyroid cancer is an uncommon but treatable type of cancer that may affect all age groups.

Osteoarthritis refers to a process, usually age-related, of degradation and degeneration of the cartilage lining a joint, and subsequent changes in the bone adjacent to that joint.

Thumb base joint replacement is an innovative, safe and effective surgical procedure that replaces the arthritic joint at the base of the thumb with an artificial “ball and socket” joint.

In certain cases, nasal and throat disorder can cause a patient to suffer from chronic snoring and/ or sleep apnoea. A patient can undergo surgery in either the nasal and septum cavities or the throat depending on the affected area.

Dr Robert Thomas trained as a physician gaining membership to The Royal College of Physicians in 2007 developing a particular interest in gastrointestinal (GI) medicine. Dr Thomas is a full time NHS Consultant Diagnostic and Interventional Radiologist at Imperial College NHS Healthcare Trust. He has a busy role, performing and interpreting cross sectional imaging (CT/MRI) as well as ultrasound scans.

Dr Tom Marrs is Consultant Paediatric Allergist specialising in Allergy and Clinical Immunology, with nearly two decades of experience in the treatment of children’s allergies.

Dr Björn Thomas is a Consultant Dermatologist. Alongside his private practice, he works as a Consultant at Guy's and St Thomas' Hospital, specialising in Dermato-Oncology (General Medical Council specialist register) where he is the lead of largest melanoma service in the country. He also holds a PhD from his work on atopic eczema.

Mr Gregory Thomas is a consultant colorectal surgeon at OneWelbeck specialising in pelvic floor disorders, complex proctology (fistula, fissures and haemorrhoids), pilonidal disease, abdominal wall hernia and inflammatory bowel disease. Initial consultation from: £295 Follow up consultation from: £195

Dr Thomas Gilkes is a Consultant in Pain Medicine at OneWelbeck Orthopaedics specialising in acute and chronic musculoskeletal pain medicine.