Help me understand

diagnosed 12/20 with hsv1 & 2 after sleeping with boyfriend of 15 years. never used condom. symptoms came 2 weeks after sleeping with him. burning itching and blisters came on my butt. I told him and he said he never had any symptoms. hes goin th o get tested. my results came from IGg blood test. 19.0
did it come from him? doctor said it was initial outbreak..1st episode :cry: wat if comes out negative?