A man was shot in the head during a fight in Inwood early Monday, authorities said.

The 26-year-old victim got into an argument with the killer near the corner of Sherman and 10th avenues around 4:40 a.m.

He then pulled out a gun and shot the victim in the head and in the arm.

The man was rushed to Saint Barnabas Hospital, where he was listed in critical condition.

It was not immediately clear what sparked the fight. No arrests have been made.