Endocrine Abstracts

A 10-year-old female was referred because of prolonged bleeding lasting for a week following a tooth extraction. She had menarche at the age of 9 years, and since then, she used to have regular heavy periods lasting for over two weeks every month. She had low haemoglobin, prolonged APTT and low von Willebrand antigen level. Therefore, she was diagnosed with von Willebrand disease. At the same time, she was found to have a high TSH and low free T4. She was referred to the paedi...