husband 70 years old has severe mouth ulcers also laceration on tounge no treatment working, been like this for four months.loosing weight as unable to eat without pain.has waldesrom macroglobulinaemia.which has been uncontrol for fifteen years.been on fludaribine and bortezomib on 5th cycle .stopped due a dental abscess .this was treated with metronidazole ,ulcers appeared, treatment tried steroids,thalidomide,antivirals,antifuungals,mouth washes.had a biopsy on tounge and pallette no evidence of lymphoma of any sinister lesion