A 33-year-old Venezuelan national who resides at Bent Street, Georgetown was last evening stabbed by his stepson, a 23-year-old.
Police said the victim and his wife were having an argument when the young man arrived home.
The 23-year-old attempted to intervene in the fight, which led to a scuffle between him and his stepfather.
During the ordeal, the young man stabbed his stepfather with a knife. The suspect then made good his escape.
The victim was taken to the Georgetown Public Hospital where he is admitted a patient.