Alzheimer's disease: an epidemiological analysis over the number of hospitalizations and deaths in Brazil.

Background: Alzheimer's disease (AD) is a neurodegenerative condition characterized by impaired cognitive function. It results in high morbidity, including a large number of hospitalizations, and mortality, generating high costs to health systems.

Objective: The present epidemiological analysis evaluated the number of hospitalizations and deaths by AD as the main diagnosis in Brazil between 2010 and 2020.

Intramedullary hemangioblastoma of the thoracic cord with a microsurgical approach: A case report and literature review.

Background: Spinal cord hemangioblastomas (HBs) account for 2-15% of all spinal cord neoplasms. They are the third most common primary intramedullary tumor (1-5%). Here, 72-year-old female presented with a thoracic intramedullary spinal HB that responded well to surgery.

Coarctation of the abdominal aorta associated with renovascular hypertension and incapacitating claudication: repair with iliac-birenal bypass and paving and cracking technique.

Coarctation of the abdominal aorta is a rare etiology of intermittent claudication and refractory hypertension. Treatment is complex and requires knowledge of several vascular reconstruction techniques. We report a case of aortic coarctation at the level of the renal arteries, describing its treatment and presenting a literature review.