A 59-year-old woman is accused of slashing her boyfriend's throat during an argument in far west San Antonio.

According to San Antonio police, Bertha Mae Wallace was upset with her 36-year-old boyfriend and accused him of cheating before she assaulted him.

Police said the victim's friends attempted to drive the man to the hospital, but had to pull over near the 9400 block of Potranco and call paramedics.

The victim was rushed to University Hospital and listed in serious condition Wednesday afternoon.

Wallace was found in the 200 block of Burlington and was arrested and charged with aggravated assault with a deadly weapon, San Antonio police said.