All patients in the "routine" assessment group (group B) will be assessed according to their current conventional pathways that are based upon NICE guidelines for Chest Pain of Recent Onset. The trial will encourage the routine and standard assessment and management of all patients at these site, (anticipated outcomes include exercise tolerance testing (ETT), stress echo, stress magnetic resonance imaging (MR), nuclear perfusion, CTA, CT calcium score, invasive coronary angiography, reassurance), in accordance to the local application of the NICE guideline for chest pain of recent onset.