Placeholder photo for Dr Catherine Breen

Dr Catherine Breen

Consultant Clinical Geneticist

Qualifications: MBChB, MSc, MRCPCH

Registration: GMC 6096670

Professional bodies: British Society Genomic Medicine, European Society of Human Genetics and Royal College of Paediatrics and Child Health.

Role: Consultant Clinical Geneticist

Contact: Tel 0161 276 4150


Dr Catherine Breen has been a Consultant Clinical Geneticist since 2017. She graduated from the University of Manchester Medical School in 2004, and trained first in paediatrics before completing specialty training in Genetics. Her main clinical interests are in genetic neuromuscular conditions and developmental disorders, and she runs the specialist Rett Syndrome clinic. Dr Breen has an additional interest in clinical trials in rare disease.

Clinics: Neuromuscular/Neurogenetics and general paediatric/adult at Saint Mary’s Hospital and the Royal Blackburn Hospital.

Rett syndrome (adult) clinic at Saint Mary’s Hospital.