Hi, I had lumpectomy R Breast sm under 7mm tumor no 3 or 4 lymph nodes removed no cancer in them Age 62 Sept 23 surgery radiation Oct 23 HR+ PR+ on Letrozole 8mos had to stop my inflammatory Arthritis pain off the charts switched to Anastrazole still some pains but so far better than 1st AI and have had lots of teeth problems since diagnosed/ surgery Radiations and and second AI ,teeth pulled and now so many cavities after seeing dentist yesterday go every 6mos for cleaning and check I did not ask my dentist about cancer/ radiation and AI causing such an increase in cavities teeth problems, any thoughts but I go back for fillings May 5th will see what he has to say/ told me to brush and floss better did a floride treatment gel left on my teeth after cleaning and sent me home with another bottle of prevident blue mouth rinse have been using last couple years thought might help you rinse 1 time a week. so frustrating