[Clinical characteristics and management of infants less than 1-year-old suspected with allergy to cow's milk protein].

Introduction: Cow's milk protein allergy (CMPA) is highly prevalent in infants (2-5%). It has a wide clinical spectrum, and confirmation through an oral food challenge (OFC) is relevant for its differential diagnosis. Information on this topic is scarce in Chile.

[Chronic hepatitis and cirrhosis caused by C virus before and after liver transplantation. Report of one case].

We report a girl with a chronic hepatitis caused by C virus diagnosed at the age of nine, unsuccessfully treated with interferon and ribavirine. Two years later, she was subjected to a liver transplantation. She maintained elevated viral loads with a normal pathological study of the liver until 22 months after transplantation.