anergythe inability to mount an immune response to an antigen.directly observed therapy (DOT)a health care professional watches the patient swallow the drugs.rhinosinusitisan inflammation of the mucous membranes of one or more of the sinuses and is usually seen with rhinitis, especially the common cold (coryza).Peritonsillar abscess (PTA)is a rare complication of acute tonsillitis.The infection spreads from the tonsil to the surrounding tissue, which forms an abscess.sporean encapsulated organism that is inactive.