by RTgoods | Sep 14, 2017 | Respiratory
Top 10 Reasons to Become a Respiratory Therapist I wrote the original ‘Top 10 Reasons to Become a Respiratory Therapist’ a few years ago. The post exploded on social networks on Respiratory Week of last year. The post was shared over 30,000 times. This year’s...
by RTgoods | Nov 15, 2016 | Medical Calculator, Respiratory
Winter’s Formula Calculation: Expected pCO2 = 1.5 * HCO3- + 8 +/- 2 When to use Winter’s Formula Winter formula is used during times of metabolic acidosis, metabolic acidosis is when both pH < 7.35 and HCO3- < 22 on an arterial blood gas. What is the...
by RTgoods | Sep 21, 2016 | Respiratory
How to calculate Airway Resistance ( Raw ) Raw = (PIP – Pplat) / Flow During volume ventilation this equation will estimate the Airway Resistance (Raw). Larger factors influencing Airway resistance are airway diameter and if the air flow is laminar or turbulent....
by RTgoods | Sep 16, 2016 | Respiratory
How to Calculate Classic Shunt Classic Shunt Equation: Qs/Qt = ((CcO2 – CaO2) / (CcO2 – CvO2)) * 100 Indicator or efficiency of pulmonary system: < 10% = normal lungs 10-20% = minimal effect 20-30% = significant pulmonary disease > 30% =...
by RTgoods | Sep 8, 2016 | Respiratory
Alveolar Arterial Oxygen Gradient Alveolar Arterial Oxygen Gradient (A-a gradient) is a measure of the difference between the Alveolar Concentration of Oxygen (PAO2) and the Arterial Concentration of Oxygen (PaO2). The A–a gradient is useful in determining the source...
by RTgoods | Sep 8, 2016 | Respiratory
Oxygen Tank Duration Oxygen tank duration calculation approximates how much time is left in an oxygen tank based on oxygen flow settings. Duration of Flow = Oxygen Tank Conversion Factor * Remaining Tank Pressure (psi) / Continuous Flow Rate (L/min) Oxygen Cylinder...
