Hypereosinophilic Syndrome (HES) refers to a group of diseases that are characterised by an excessive amount of eosinophils (a normal cellular component from the myeloid series of the blood that stains red with an eosin stain). These eosinophils can infiltrate the organs of the body, in particular the heart and lungs.

All content and media on the HealthEngine Blog is created and published online for informational purposes only. It is not intended to be a substitute for professional medical advice and should not be relied on as health or personal advice. Always seek the guidance of your doctor or other qualified health professional with any questions you may have regarding your health or a medical condition. Never disregard the advice of a medical professional, or delay in seeking it because of something you have read on this Website. If you think you may have a medical emergency, call your doctor, go to the nearest hospital emergency department, or call the emergency services immediately.