 [ Symptoms ] ive been horse & had a sore throat for about 3 weeks after eating im not as horse and my throat doesnt hurt as bad why about a week ago the driving prescribed me penicillin and told me to gargle with salt water the only time it seems to loosen my through and able to talk is after i eat its not a 100 but at least people can hear me hoping you have an answer [ Disease ] i do not believe there are any labs that could detect a trace amount of any spider venom seven years after a bite nor that i can believe a venomous spider bite would still be causing lymph node reaction now i would strongly recommend that you see a medical provider and have these nodes properly examined there can be many reasons and perhaps have a few diagnostic tests