44 results
Table of Breathing Patterns and Their Associated Conditions
Apnea
Biot's respirations
Bradypnea
Cheyne-Stokes respirations	
Hyperpnea
Hyperventilation
Hypoventilation
Kussmaul respirations
Orthopnea
Paradoxic ventilation
Sighing respirations
Tachypnea
Hoover's sign

#Breathing #Patterns #Diagnosis
respirations Hyperpnea Hyperventilation ... Hypoventilation ... Breathing #Patterns #Diagnosis ... #Pulmonary #Respirations
Capnography Waveforms
Sudden loss of waveform
 • ET tube disconnected, dislodged, kinked or obstructec
 • Loss of
Asthma • COPD Hypoventilation ... Hyperventilation ... Sedation #Diagnosis ... #EndTidalCO2 #pulmonary
Causes of Hypoxemia- Differential Diagnosis Algorithm
Ventilation/perfusion Mismatch
 • Airway Disease (Asthma, COPD)
 • Vascular (PE*)
 •
- Differential Diagnosis ... lung disease • Pulmonary ... Septal Defect Pulmonary ... • Obesity Hypoventilation ... #Differential #Diagnosis
Cheyne-Stokes Respirations on Physical Exam
Cheyne-Stokes is a type of breathing disorder characterized by cyclical episodes of
or hypopnea and hyperventilation ... Breathing #clinical #video ... #pulmonary #Respiratory
Acute Hypoxemia - Differential Diagnosis
 • Hyperacute: Aspiration, Flash Pulmonary Edema, Mucous Plugging, Bronchospasm, Pulmonary Embolism,
- Differential Diagnosis ... Aspiration, Flash Pulmonary ... Bronchospasm, Pulmonary ... Hemorrhage • Hypoventilation ... #Differential #Diagnosis
Causes of Dyspnea - Differential Diagnosis Algorithm
Cardiac:
 • Dysrhythmia
 • Ischemia
 • Cardiomyopathy
 • Valvular disease
- Differential Diagnosis ... Pneumonia • Pulmonary ... embolism • Pulmonary ... Extrapulmonary hypoventilation ... #Differential #Diagnosis
Hypoxemia Differential Diagnosis Algorithm by A-a Gradient

Normal A-a Gradient:
 • ↓ Atmospheric pressure
 • Hypoventilation: CNS
Hypoxemia Differential Diagnosis ... Atmospheric pressure • Hypoventilation ... #Differential #Diagnosis ... #Algorithm #pulmonary
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
Gradient • Alveolar Hypoventilation ... Center, Obesity Hypoventilation ... Intracardiac, Pulmonary ... V/Q Mismatch: Pulmonary ... #differential #diagnosis
Hypoxemic Respiratory Failure - Differential Diagnosis Framework
DECREASED INSPIRED OXYGEN
 • Low PATM Can decrease first part
- Differential Diagnosis ... Mount Everest) HYPOVENTILATION ... sedatives, obesity-hypoventilation ... #Differential #Diagnosis ... #pulmonary
Tachypnea - Differential Diagnosis Framework

Definitions
 • Tachypnea: Respiratory rate > 20/min, shallow breathing in adults
 •
- Differential Diagnosis ... deep breathing Pulmonary ... Central neurogenic hyperventilation ... #Differential #Diagnosis ... #pulmonary