Learn how to evaluate sputum color, consistency, odor, and volume to assess infection, airway clearance, and respiratory status.
Patient Assessment
Radiographic Findings: Key Signs in Respiratory Care
Learn radiographic findings, chest x-ray patterns, and key imaging clues used to assess lung conditions and guide respiratory care.
Digital Clubbing: Causes, Signs, and Clinical Meaning
Learn what digital clubbing means, how to recognize it, and which chronic lung, heart, and systemic diseases it may suggest.
Vaping and E-Cigarettes in Respiratory Care
Learn how vaping and e-cigarettes affect respiratory health, including nicotine addiction, EVALI, assessment, and patient education.
Medical Record Components in Respiratory Care Practice
Learn how medical records guide respiratory care decisions, provider orders, documentation, patient safety, and clinical practice.
Hyperresonance on Percussion: Causes and Key Clinical Signs
Learn what hyperresonance on percussion means, including its causes, assessment findings, and links to pneumothorax, asthma, and COPD.
Asymmetrical Chest Movement: Causes and Clinical Meaning
Learn what asymmetrical chest movement means, including common causes, assessment techniques, and key respiratory findings.
Hypotension: Signs, Causes, and Clinical Management
Learn what hypotension means, including causes, signs, assessment tips, and why low blood pressure matters in respiratory care.
Heart Sounds in Bedside Cardiopulmonary Assessment
Learn heart sounds, including S1, S2, S3, S4, murmurs, gallops, abnormal findings, and their role in cardiopulmonary assessment.
Lateral Neck Radiograph for Upper Airway Assessment
Learn how lateral neck radiographs help identify croup, epiglottitis, foreign bodies, enlarged adenoids, and upper-airway obstruction.
How to Detect Foreign Body Aspiration on a Chest X-Ray
Learn how to identify foreign body aspiration on a chest X-ray, recognize key signs, and choose the right imaging for accurate diagnosis.
Inspection and Physical Assessment in Respiratory Care
Learn what inspection means in respiratory assessment, including signs of distress, cyanosis, posture, chest movement, cough, and sputum.
Ventilation-Perfusion (V/Q) Scan: Uses and Key Findings
Learn what a ventilation-perfusion (V/Q) scan shows, how it helps detect a pulmonary embolism, and how the results are interpreted.
Ventricular Fibrillation (VF): Causes, Signs, and Treatment
Learn about ventricular fibrillation, including its causes, ECG signs, symptoms, treatment, and why rapid defibrillation is needed.
Tactile Fremitus: Assessment, Findings, and Clinical Meaning
Learn what tactile fremitus is, how it is assessed, and what increased or decreased findings mean in respiratory care.
Tenacious Secretions: Causes, Risks, and Management
Learn what tenacious secretions are, why they affect breathing, and how respiratory therapists assess, prevent, and manage them.
Ultrasound in Respiratory Care and Bedside Imaging
Learn how ultrasound is used in respiratory care, critical care, lung assessment, cardiac imaging, and bedside procedures.
Continuous Pulse Oximetry for Monitoring Oxygen Saturation
Learn how continuous pulse oximetry monitors SpOâ‚‚, supports oxygen therapy, and helps detect changes in patient oxygenation.
Oxygen Saturation (SpOâ‚‚): What It Means and Why It Matters
Learn what oxygen saturation (SpOâ‚‚) means, how pulse oximetry works, normal ranges, and key limitations in respiratory care.
Sputum Induction: Overview, Procedure, and Key Concepts
Learn how sputum induction works, including indications, procedure steps, safety precautions, and its role in diagnosing lung diseases.