LOS ANGELES (CBS) — Los Angeles police are asking for the public’s help to find a missing 101-year-old man.

Authorities say Lazaro Alfonso Gamez has not been seen or heard from since the morning of April 18.

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According to police, Gamez’ care giver went to his home in the 4300 block of Willowbrook Avenue about 6:30 p.m. last Wednesday to check on him but no one responded at the door.

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Gamez, who suffers from Dementia and poor mental condition, lives alone, according to authorities.

He is 5 feet 4 inches tall, weighs approximately 110 pounds with gray hair and brown eyes.

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Anyone with information as to his whereabouts is urged to contact police at (213) 484-3400.