…of the most useful signs Low voltage on the ECG, electrical alternans Supportive; it does not exclude Diastolic collapse of the right atrium and right…

…is because it does not ensure complete drainage of the pericardium, and needles or catheters are at risk of bending or damage during chest compressions…

…of the opening pressure in suspected idiopathic intracranial hypertension. Therapeutic drainage in idiopathic intracranial hypertension and in assessment before shunt surgery. Contraindications Clinical signs of…

…first. Procedure Choice of insertion site The left lower quadrant is the first choice : the abdominal wall is thinner there than on the right, and…

…lip) Venous drainage towards the cavernous sinus Surgeon or ENT; often antibiotics Palm, fingers, tendon sheaths Deep compartments and tendon sheaths, loss of function Orthopaedic…

…or the cut off finger of a sterile glove rolled down. A nail splitter or strong pointed scissors, a Freer elevator or small artery forceps…

…and the drainage is stopped for coughing, chest pain, or when the volume limit is reached. Indications Diagnostic aspiration: a new pleural effusion of unclear…

…a needle due to reduced risk of injury. Thoracostomy should be performed promptly following needle decompression. Thoracostomy with drainage typically serves as a stabilizing intervention…

…of the correct size plus one size above and one below. Second generation masks with a separate drainage channel (i gel, LMA Supreme, LMA ProSeal…

…Instillation therapy and contrast studies of the urinary tract. Wound healing with a sacral pressure sore or extensive perineal wounds where urinary leakage prevents healing…