This rash seems to have occurred rather a long time after the measles vaccination but this remains the most likely cause. You say that your baby son is reasonably happy and eating well and does not appear to be ill. The rash should fade after 3 to 4 days.
The information provided does not constitute a diagnosis of your condition. You should consult a medical practitioner or other appropriate health care professional for a physical exmanication, diagnosis and formal
advice. Health24 and the expert accept no responsibility or liability for any damage or personal harm you may suffer resulting from making use of this content.