Cardiogenic shock may be defined as the clinical state resulting from inability of the heart to pump sufficient blood for the perfusion need of the vital organs. The most common cause of cardiogenic shock is acute myocardial infarction. Oligaemic shock is not included in this definition. Clinical Signs and Pathogenesis of Cardiogenic Shock: Insufficient blood flow through the skin, skeletal [...]
Nuclear lesions occur in the brain stem and common causes include vascular' infarctions, demyelination and brain stem tumours, like gliomas. Commonly neighbouring structures in the brain stem are also involved e.g. third nerve palsy with contralateral hemiplegia (Weber's syndrome), third nerve palsy with contralateraltremordue to involvement of Red nucleus (Benedikt's syndrome) and ipsilateral sixth and seventh nerve palsy with contralateral [...]
Effects of high altitude (HA) have been encountered in aviation and mountaineering, but here the aviator or mountaineer goes fully prepared for a short stay. With introduction of pressurized planes many of the high altitude problems in commercial aviation have been solved. But in case of men who have to go to the mountains at short notice and stay there [...]