Pandemic influenza A/H1N1: comparative analysis of microscopic lung histopathological findings.

Objective: To analyze the histopathological lung findings of four fatal cases of the 2009 H1N1 influenza pandemic and their correlation with clinical and epidemiological characteristics.

Methods: Descriptive data from medical records of four patients who died in the Intensive Care Unit of a university hospital in 2009. Nasopharyngeal aspirate specimens were collected from the patients and were analyzed by real-time polymerase chain reaction.

Migration of a Kirschner wire into the thoracic ascendent aorta artery.

The orthopedic metallic pins and wires migration for the chest cavity is uncommon and rarely reported in medical literature although it is potentially lethal, especially when they reach the heart or mediastinum great vessels. We reported a case of Kirschner wire withdrawal, for right postero-lateral thoracotomy, which were transfixating ascendent thoracic aorta artery, in its due to its migration of left clavicle, where it was placed to fix an occurred fracture 10 years before.