What does the term PMHx in medical documentation typically refer to?

PMHx in medical documentation stands for Previous Medical History. This term is critical as it provides healthcare professionals with information about a patient's past medical conditions, surgeries, allergies, and treatments. Understanding a patient’s previous medical history enables clinicians to make informed decisions regarding diagnosis, treatment options, and potential complications. This history can also highlight any chronic illnesses or risk factors that may influence the current medical evaluation. In emergency settings, having access to accurate PMHx is crucial for quick assessment and appropriate management of a patient’s urgent health needs.