The patient tested positive for the infection, but state health officials could not confirm that it was the cause of death.
If measles is confirmed as the cause of death, it would be the first measles death in New Mexico in at least 40 years, a Health Department spokesperson said.
Health officials in New Mexico are investigating the cause of death of an unvaccinated person who tested positive for measles, the state health department said Thursday.
An unvaccinated New Mexico resident tested positive for measles upon undergoing a medical examination after dying, but measles so far has not been declared the cause of death.