NEW YORK(CBSNewYork) — The NYPD has asked the public for help in identifying man who was found on the Upper East Side on Saturday morning.

At 8:30 a.m. the man sustained a severe head injury and was taken to Mount Sinai Hospital, he was conscious and responsive at the time, but is now listed as critical.

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It is not believed that the man was a victim of a crime. He has been described as homeless and a native of Guatemala. He is in his mid to late 30s and weighs 150-lbs. The man was wearing a blue sweatshirt and blue jeans when he was discovered.

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Anyone with information regarding the individual or the whereabouts of his family has been asked to call the NYPD’s Crime Stoppers Hotline at 800-577-TIPS. The public can also submit their tips to 274637[CRIMES] and entering TIP577. All calls are strictly confidential.

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