<s>[INST] what type of staph causes tunnels , I HAVE A FRIEND WHO has had a staph infection with tunneling for nearly a year. It was healing but lately has gotten worse and three long ones. What can we do to prevent cross contmination in her home. Should we add disenefectant to laundry ? what about her recliner, bedding. s [/INST] Hello, I understand your concern. I am Chat Doctor, infectious disease specialist, answering your concern.First you have to rule out the MRSA infection in your friend. MRSA is resistant to multiple Chat Doctor.  It can transfer amongst other member of the family. So bedsheet, towels, clothes and other materials should be properly washed and disinfectants should be added. All the species of Staphylococcus causes the same pathogenic, so differentiating in species won't cause treatment simple. I advise you should do Antimicrobial sensitivity of the organisms and take the treatment accordingly. Take the complete schedule of the  </s>