<s>[INST] Mu husband has a swelling in his left parotid gland . Our GP sent him for an MRI scan as he suspected stones. The results came back last week and my husband had to visit the GP for them. Our GP said there were no stones but that he wanted to refer him to a specialist. He asked my husband if he had dry eyes (which he does not). The GP said that there is inflammation there (although we can feel a small lump) and he also wants my husband to have a Chest Xray . I am a bit worried as my husband never asked any questions. What do you think - thanks [/INST] Hello and welcome to Chat Doctor, Parotid gland swelling and formation of lump, indicates inflammation of parotid gland which is the major salivary gland and is called as Acute Parotitis or Infectious parotitis. It is viral or bacterial infection of salivary gland which causes blockage of salivary ducts may be due to presence of salivary stones or calculi.  It may be caused due to poor oral hygiene or severe deny Chat Doctor. You can start with antibiotic Augmenting 625 mg along with diclofenac serratiopeptidase tablet 2 times daily for 5 days, it works against bacterial infection. If there is abscess formation, Aspiration or  </s>