Choose your favourite formula (60/50 is my default for adults) 60/50 Watson Hume-Weyers Mellits-Cheek (paeds) Age: 18 years Height: 90 cm Weight: 70 kg Male Female Total Body Water: 42 L Intracellular Fluid: 23.1 L Extracellular Fluid: 18.9 L – Plasma volume: 2.8 L 60/50 is from the Report on the Task Group on Reference […]
Read More »Circle Occlusion and Flow Calculator Larger tube size: 20.0 Fr (d = 6.37 mm) Smaller tube size: 10.0 Fr (d = 3.18 mm) % Occlusion of larger tube: 25.0% Residual flow capacity: 56.3% Residual CSA: 20.5 mm² (≈ 14.5 Fr) Notes: d = diameter; CSA = cross-sectional area; French (Fr) denotes circumference in mm.
Read More »Tube Thickness Calculator Diameter: 0.0 mm Gauge (G): 36.6 French (Fr): 0.3
Read More »Failing to oxygenate/ventilate(any invasive vent, not just traches) DOPES Displacement too deep (unlikely, unless all of: small patient, low puncture site, and adjustable flange trache) too shallow – opening may be against posterior wall in soft tissue – rapidly expanding subcutaneous emphysema completely out Obstruction sputum plug blood/clot plug inner cannula blockage only kinking speaking […]
Read More »Here’s a flash card version of the WTET post on Dexmedetomidine Click here to start flashcard deck[qdeck] [q unit=”Pharmacology” topic=”Dexmedetomidine”] Rationale for Dexmedetomidine [a] Sedation practice varies widely around the world. Propofol and Midazolam are the mainstays of sedation, in addition to an opiate as an antitussive. Traditional first line agents act mainly via GABA. […]
Read More »There is a great document from RCH which details the use of midazolam, ketamine and clonidine in paediatric premedication.
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