BRAIN ANEURYSM Nelson ASPESI, MD. Professor of Neurology and Neurosurgery, Rio Grande do Sul State University (UFRGS). Marcelo FERREIRA, MD, Neurology. Alternative names: Subarachnoid hemorrhage, brain hemorrhage What is it? Brain aneurysm is an abnormal dilatation of a brain artery that may lead to its rupture at a weakened and dilated site. A comparison of… Continuar lendo BRAIN ANEURYSM


INTRODUCTION TO RENAL DISEASES Humans possess two bean-shaped, dark-red colored kidneys. In adults, the kidneys measure 12cm each and weigh 130 to 170g each. They are located on the back, on both sides of the spinal column and are protected by the lower ribs. Each day the kidneys filter approximately 1,200 to 2,000 liters of… Continuar lendo INTRODUCTION TO RENAL DISEASES


MENINGITIS MENINGITE Synonym: Brain  infection What is it? Meningitis (MGT) is an infection of the membranes (meninges) that envelop the brain by pathological agents such as: viruses, bacteria, fungi or protozoa. Where there is simultaneous commitment of the brain tissue, it can be denominated meningoencephalitis. How is it acquired? This infection is related to the… Continuar lendo MENINGITIS


MULTIPLE SCLEROSIS Popular names: Sclerosis en plaques, disseminated sclerosis What is it? It is a slowly progressive disease of the Central Nervous System characterized by disseminated patches of demyelinization (loss of the substance – myelin- that insulates the nerves) in the brain and spinal cord, prompting multiple, varied symptoms and neurological signs, with periods of… Continuar lendo MULTIPLE SCLEROSIS


STROKE Nelson ASPESI, MD. Professor of Neurology and Neurosurgery at the State University Rio Grande do Sul (UFRGS).   What is it? Stroke is a condition characterized by an acute onset of neurological deficit (reduction in the function) that persists for at least 24 h, reflecting the focal involvement of the central nervous system as… Continuar lendo STROKE