OBJECTIVE This paper proposes the unification of entrance exams to medical residency programs (MRP) in Brazil. Problems related to MRP and its interface with public health problems in Brazil are highlighted and how this proposal are able to help solving these problems. METHODS The proposal is to create a database to be applied in MRP unified exams. Some advantages of using the Item Response T...

Water transport through aquaporin water channels occurs extensively in cell membranes. Hourglass-shaped (biconical) pores resemble the geometry of these aquaporin channels and therefore attract much research attention. We assumed that hourglass-shaped nanopores are capable of high water permeation like biological aquaporins. In order to prove the assumption, we investigated nanoscale water tran...

The systemic infection has continuously concerned the medical world, due to the impact it has in the complication and aggravation to exitus of certain affections that exceed the ability to respond of the organism. I started the statistic study with a demographic descriptive selection of the lot. The first criterion was the yearly distribution of the study cases. Between 2007 and 2008, 94 cases ...

Cat scratch disease is a non-epidemic infection caused by Gram negative bacillus Bartonella henselae. The most common course of the disease includes regional lymphadenitis and skin papule at the entrance site of the infection. We report a case of a female, 22 years of age, with cat scratch disease. Clinically we observed the typical skin papule at the entrance site of the infection with severe ...