Formula: PAO2 – PaO2 = P(A-a)O2 The Alveolar-arterial gradient (A-a gradient) is a mathematical equation that calculates how difficult it is for oxygen to cross the alveolar-capillary membrane. The equation utilizes two pressures; The partial […]
Hypoxemia is one of the most common conditions that a respiratory care practitioner will come across in their career. In fact, some days it might seem like everybody in the hospital has it. It is […]
The complete blood count (CBC) is a frequent option on the NBRC Clinical Simulation Exam. When appropriate to order, the CBC will often be worth +1 point as part of the Information Gathering section. The […]
Ahh, the NBRC’s dreaded Clinical Sims Examination, a one way ticket to a full-blown panic attack for any fresh RT graduate hoping to earn their RRT. Luckily there are methods that can help you navigate […]
You have probably heard of 6-minute walk test (6MWT) in your travels as a respiratory therapy student, and thought: “I wish a benevolent, handsome instructor would write a paper about that.” Well today is your lucky day! Well, at least as far as the benevolent part. […]
The NBRC has instituted new changes to the Clinical Simulation Examination (CSE) (opens in a new tab)”>Therapist Multiple-Choice Examination (TMC) and the Clinical Simulation Examination (CSE) starting on January 15, 2020. The new TMC Detailed […]
Complications associated with mechanical ventilation are primarily related to the use of positive pressure applied to the lungs and the artificial airways required to provide invasive ventilation. Positive pressure not only damages sensitive lung tissue […]
Analyzing flow volume loops provides a quick way to detect lung disease. The appearance of the loop can reveal the presence of obstructive and/or restrictive lung disease. The location of the airway obstruction can also […]
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