…Catheter length: the right internal jugular vein requires the shortest catheter, while left sided and femoral insertions require longer ones — check the length in the…

…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…

…earlier era. The needle is inserted close to the upper border of the rib, never at the lower border where the neurovascular bundle lies, and…

…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…

…fluid collects in the left flank. Have the patient empty the bladder first. Procedure Choice of insertion site The left lower quadrant is the first…

…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…

…an angle of 30–45 degrees , directed proximally along the course of the artery. 4. When pulsatile blood appears in the hub: lower the angle…

…poorer absorption. Injection into an arm with a dialysis fistula. Preparation and equipment Hand disinfection; gloves where there is a risk of blood contact. An…