This set of frequencies for Ludwig's Angina also applies for lingering bacteria infection behind the eye orbits,
Ludwig's Angina 130 520 650 9000 (st 1109 4500 6250 1683 3356-2 4431-6) Hz
Since it is most likely that Bacteroides cause Ludwig's Angina,
Bacteroides caccae 1285-80 740-03 741-00 785-22 714-33 779-27 Hz
Bacteroides distasonis 707-19 1373-18 942-92 930-51 757-37 819-63 799-08 Hz
Bacteroides ovatus 1347-03 734-74 717-96 710-74 788-50 Hz
Bacteroides vulgatus 1285-80 1262-84 942-92 924-43 749-84 837-22 809-08 716-14 766-6 Hz
Good luck.