Cheshire Police are investigating the death of a 20-year-old man from Crewe.
Jake Mellor, from Timbrell Avenue had been involved in an altercation with a man in Walthall street, Crewe on 7 May 2013.
He sought medical advice but was then admitted to Leighton Hospital on 10 May after his health deteriorated and was transferred to North Staffordshire Hospital where he sadly died.
A Post Mortem has been carried out but further forensic examinations are required before a cause of death can be established.
Police are currently investigating the circumstances surrounding the events leading up to his death.
As part of these enquiries a 25-year-old man also from Crewe was arrested on suspicion of murder and has since been released on police bail.
DCI Simon Price said: "Jake′s family are devastated by their loss and we are working with them at this difficult time. I offer my sincere condolences to them. A team of officers are working on this investigation and are trying to piece together the events which led to his death.
"We would appeal to anyone who was in the area of Walthall Street on 7 May at around 5.47pm.
"Jake had been in an altercation with the driver of a small hatchback. It is believed this took place near to the vehicle which was parked up in the street at the time.
"If you have any information that may help with our enquiries we would urge you to contact us."
Anyone with information should contact Cheshire Police on 101 quoting incident number 297 of 18 May 2013.
Alternatively information can be given anonymously by contacting Crimestoppers on 0800 555 111.