Calculate base excess (BE) using pH and bicarbonate to assess metabolic acid-base status and help interpret ABG results.
John Landry, BS, RRT
John Landry is a registered respiratory therapist from Memphis, TN, and has a bachelor’s degree in kinesiology. He enjoys using evidence-based research to help others breathe easier, live healthier, and improve their overall quality of life.
Is Orange Juice Good for Pneumonia?
Learn if orange juice is good for pneumonia, including its benefits, limits, and why it should not replace medical treatment.
Mucus in Stool: What It Means and When to See a Doctor
Learn what mucus in stool can mean, common causes, warning signs, and when to see a doctor for digestive symptoms.
Respiratory System Crossword Puzzle (2026)
Engage with our Respiratory System Crossword Puzzle to test and expand your knowledge on human breathing anatomy and functions.
Top 10 Early Warning Signs of Diabetes
Discover the early warning signs of diabetes, including increased thirst, frequent urination, and unexplained weight loss.
Top 10 Early Warning Signs of Sepsis
Explore the early warning signs of sepsis, including mental changes and fever, to recognize and respond swiftly to this critical condition.
Top 10 Early Warning Signs of a Heart Attack
Discover the early warning signs of a heart attack, from chest pain to unusual fatigue, and learn when to seek immediate medical help.
Top 10 Early Warning Signs of Esophageal Cancer
Discover the early warning signs of esophageal cancer and learn why timely recognition of the symptoms can be life-saving.
Total Lung Capacity (TLC) Calculator
Calculate total lung capacity (TLC) to assess maximum lung volume and support pulmonary function test interpretation.
Time Constant (t) Calculator
Calculate the respiratory time constant (t) using resistance and compliance to assess lung filling, emptying, and ventilator mechanics.
Tidal Volume (VT) Calculator
Calculate tidal volume (VT) using patient data or ventilator settings to assess breath size, ventilation, and respiratory care needs.
Systemic Vascular Resistance (SVR) Calculator
Calculate systemic vascular resistance (SVR) using MAP, CVP, and cardiac output to assess afterload, perfusion, and hemodynamic status.
Suction Catheter Size Estimation Calculator
Estimate suction catheter size using ETT internal diameter to support safe airway suctioning and respiratory care practice.
Stroke Volume (SV) Calculator
Calculate stroke volume (SV) using cardiac output and heart rate to assess blood pumped per beat and overall cardiac function.
Static Lung Compliance (Cstat) Calculator
Calculate static lung compliance (Cstat) using tidal volume, plateau pressure, and PEEP to assess lung stiffness and ventilator mechanics.
Smoking Pack-Years Calculator
Calculate smoking pack-years using packs per day and years smoked to assess tobacco exposure and respiratory disease risk.
Shunt Equation (QS/QT) Calculator
Calculate QS/QT with the shunt equation to assess right-to-left shunting, oxygenation problems, and gas exchange efficiency.
Respiratory Quotient (RQ) Calculator
Calculate respiratory quotient (RQ) using CO2 production and oxygen consumption to assess metabolism, ventilation, and energy substrate use.
Rapid Shallow Breathing Index (RSBI) Calculator
Calculate rapid shallow breathing index (RSBI) using respiratory rate and tidal volume to assess readiness for ventilator weaning.
Pulmonary Vascular Resistance (PVR) Calculator
Calculate pulmonary vascular resistance (PVR) using pressure and cardiac output values to assess pulmonary circulation and hemodynamics.