Blood sampled from existing peripheral IV cannulae yields results equivalent to venepuncture: a systematic review.

Objectives: To establish whether blood samples taken from used peripheral intravenous cannulae are clinically interchangeable with venepuncture.

Design: Systematic review. PubMed, Web of Science and Embase were searched for relevant trials.

Non-cardiac chest pain: a clinical assessment tool.

A simple clinical approach to patients presenting with chest pain is outlined, which is easily taught and can be quickly applied. This approach was demonstrated in a large cohort of patients and this article discusses the characteristics of the various diagnostic sub-groups.