Learn why pneumonic plague is so deadly, including how it damages the lungs and becomes life-threatening without early treatment.
Learn why pneumonic plague is so deadly, including how it damages the lungs and becomes life-threatening without early treatment.
Learn about tracheostomy indications, tube types, airway care, complications, speaking valves, emergencies, and safe decannulation.
Learn whether pneumonic plague is contagious, how it spreads between people, who is at risk, and how transmission can be prevented.
Learn whether pneumonic plague still exists today, where it occurs, how it spreads, and why early treatment remains essential.
Learn about the pneumonic plague, including its causes, symptoms, transmission, diagnosis, treatment, complications, and prevention.
Learn about the mediastinum, including its anatomy, compartments, imaging findings, mediastinal shift, and common abnormalities.
Learn about pneumomediastinum, including its causes, symptoms, diagnosis, treatment, and connection to pulmonary air-leak syndromes.
Learn how positron emission tomography (PET) works, its role in lung cancer, pulmonary nodules, staging, and key limitations.
Learn about pleuritic chest pain, including common causes, symptoms, diagnosis, complications, and when urgent evaluation may be needed.
Learn how pulmonary angiography evaluates the pulmonary arteries, detects pulmonary embolism, and compares with CTA and V/Q scanning.
Learn the basics of thoracic imaging, including chest x-rays, CT, MRI, ultrasound, common findings, and device placement.
Learn about respiratory care in the intensive care unit (ICU), including mechanical ventilation, patient monitoring, and critical care.
Learn about stoma care, airway management, tracheostomy and laryngectomy considerations, complications, and emergency ventilation.
Learn about cardiac arrest, including causes, rhythms, CPR, defibrillation, airway management, treatment, and post-arrest care.
Learn how CO-oximetry measures hemoglobin species, detects dyshemoglobins, and helps assess carbon monoxide poisoning and methemoglobinemia.
Learn the anatomy and function of the lower respiratory tract, including the trachea, bronchi, bronchioles, alveoli, and gas exchange.
Learn the anatomy and function of the upper respiratory tract, including the nose, pharynx, larynx, airway protection, and common disorders.
Learn the anatomy and function of the respiratory tract, including the upper and lower airways, alveoli, gas exchange, and airway defense.
Learn how elevating the head of the bed 30 to 45 degrees helps reduce aspiration risk and prevent ventilator-associated pneumonia.
Learn how a Venturi mask delivers precise oxygen using air entrainment, total flow, FiO₂, air-to-oxygen ratios, and jet design.