A university student who dismissed her persistent headaches as exam stress received the devastating news that she had a cancerous brain tumour. Annalise Donelon, 20, known as Annie, visited her GP on multiple occasions, with doctors reportedly attributing her symptoms to a B12 deficiency. However, injections failed to bring any relief, and the chemical engineering student said her headaches intensified until they felt "like a bandsaw" was being cut down one side of her face. Eventually, a CT