Stellate ganglion block, General anesthesia administration, Ultrasound, Mechanical ventilation, Chest tube placement, C...entral venous catheterization, Cardiogenic shock, Heart failure, Shock, Aneurysm, Moyamoya disease, Pulmonary embolism, Coronary artery disease, Aortic valve disease, Mitral valve disease, Brain AVM, Septic shock, Respiratory failure, Tricuspid valve disease, Hemorrhagic shock