[Implementation of an early rheumatoid athritis unit for the early recognition and treatment of the disease].

Background: Early recognition of rheumatoid arthritis (RA) provides clinical benefits in terms of remission induction, reduced disease progression, and eventually treatment free remission.

Aim: To describe the setting of a Unit devoted exclusively to the recognition and treatment of early RA in patients referred from primary healthcare centers (PHC) in Chile.

Materials And Methods: Patients were referred from nine participating PHC from 2014 through 2016.

[Acute interstitial nephritis associated to lamotrigine use. Report of one case].

Acute interstitial nephritis is a mononuclear and sterile inflammation of the renal interstice caused by drugs, infections or immune phenomena. The clinical presentation is characterized by the triad of rash, fever and eosinophilia. We report a 32 years old man, in treatment with lamotrigine for depression, admitted to the hospital due to fever, abdominal pain, jaundice, cutaneus rash and malaise.

[Hemolytic-uremic syndrome and Streptococcus pneumoniae].

Hemolytic-uremic syndrome (HUS) is an uncommon complication of pneumococcal infection. Highly suggesting findings in a patient with Streptococcus pneumoniae infection are: microangyopatic hemolytic anemia, thrombocytopenia and acute renal failure. We report a 41 years old woman, admitted to the hospital due to a severe pneumonia, that required the surgical drainage of an empyema.