Miranda’s son, Humphrey, needed arterial switch surgery days after he was born. Here, Miranda talks about dealing with the diagnosis and being transferred to the Cardiac Intensive Care Unit (CICU) at Great Ormond Street Hospital (GOSH).

New research led by Great Ormond Street Hospital’s research partner UCL Institute of Child Health has established the first global benchmarks for assessing lung function in different age and ethnic groups. The lung growth charts will help healthcare professionals better understand lung disease progression and help raise awareness of lung disease, which is the world’s leading cause of death.

Last year, when he was just four years old, my son Mason became the smallest person to undergo a lung transplant in the UK.

Isobel was born to parents Abigail and Shaun on 21 November 2010, and it became quite apparent very soon that there was a problem…

Breakthrough guide – heart and lungEvery year Great Ormond Street Hospital Children’s Charity publishes a new Breakthrough in Children’s Medicine guide covering a different area of medical expertise and focusing on the unique achievements the hospital has made as one of the world’s leading centres for treating childhood disease.

Four year old Mason Lewis from Warwickshire has become the smallest person, at just three foot (93 centimetres) tall, to undergo a lung transplant in the UK. Mason is also the youngest person with pulmonary hypertension (PH – a rare blood vessel disorder) in the UK to successfully undergo a lung transplant. The transplant took place at Great Ormond Street Hospital.