…4. Culture only in the presence of clinical signs of infection — all chronic wounds are colonised, and a culture taken without clinical suspicion leads only…

…foreign body under the upper eyelid. 7. Seidel's sign: apply fluorescein generously and look under blue light. A dark stream of aqueous humour breaking…

…never happens, and to make sure the catheter does not become the patient's next focus of infection. Indications Infusion of vesicant solutions: vasopressors, concentrated…

…a fracture in the cribriform plate into the cranium Absolute Corrosive injury of the oesophagus or stomach after ingestion of a caustic substance Absolute Choanal…

…shows the most fluid, usually in the scapular line one to two intercostal spaces below the upper border of the fluid, but never below the…

…Etiologies of tension pneumothorax include: Traumatic injuries (blunt force, lacerations, gunshot wounds) Asthmatic episodes Iatrogenic events (e.g., during central venous catheter insertion) Underlying lung…

…Infection or burns over the puncture site. Osteogenesis imperfecta and severe osteoporosis (relative). An inability to identify the landmarks. Choice of vein and cannula size…

…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…

…larger , since a mask that is too small leaks and gives a poorer seal. Procedure Insertion of the laryngeal mask 1. Check the mask, remove…

…mouthful of water and hold it. Advance the electrode at the very moment the patient swallows — the pharyngeal muscles then guide the tip into the…