Rheumatoid arthritis is a chronic inflammatory disease characterised by diarthrodial joint involvement, where bone erosions are the first signs. Early diagnosis, polyarticular exacerbation, treatment unefficacy, concomitant disease or intollerance to therapy represent the reasons that often require hospital admission. The discharges's report is divided into sections. The reason of admission, clinical and laboratory findings, result of aimed tests performed, the treatment administrated, the conclusions in diagnosis favour and the suggested therapy are precised. The discharge's report represents an health iter conclusion, in which the medical services and certificative functions of charitable institutions are combined.