What does this mean? hsv 1 igg, type spec: <0.91 index herpes simplex virus i/ii igm hsv, igm i/ii comb

HSV testing: I think part of your report got cut off. Usually a lab report will state the cut off for where they call a test positive and where it's negative. IgG just means "long term immunity" or past exposure to some germ; whereas IgM means more recent exposure. Each virus or germ has it's own signature -so for the cold sore virus- that's HSV1. If u have it, your IgG will be positive. HSV2 is genital herpes