73 results
Stridor - Differential Diagnosis Framework:
High-pitched, variable respiratory sound

ETIOLOGIES:
Infectious:
 • Retropharyngeal abscess
 • Acute epiglottitis
 • Peritonsillar
Stridor - Differential ... High-pitched, variable respiratory ... • Recurrent respiratory ... diagnosis #causes #pulmonary ... #airway #physicalexam
An Algorithm for the Diagnosis of Wheezing and Stridor

Stridor: Louder, constant-pitch sound over central airways
Wheezing: Musical
sound over central airways ... expiration Inspiratory ... Autoimmune: GPA Lower Airway ... Peribronchial pulmonary ... diagnosis #algorithm #pulmonary
Balloon Visualization - Mechanical Ventilation Pressures - PIP, PPlat, PEEP

Peak Inspiratory Pressure (PIP): Dynamic pressure needed
Visualization - Mechanical Ventilation ... of the lung) Airway ... unless excessive airway ... Pause: Ventilator ... Pathophysiology #Pulmonary
Airway Pressure Release Ventilation (APRV) - Early application of airway pressure release ventilation may reduce the
Airway Pressure ... application of airway ... in acute respiratory ... oxygenation and respiratory ... VisualAbstract #Pulmonary
Noninvasive Ventilation Summary
Positive pressure ventilation that is delivered through a nasal, mask, or helmet interface and
of an invasive airway ... : • Preserves airway ... breathing by improving pulmonary ... pressure throughout respiratory ... #management #pulmonary
Noninvasive Positive Pressure Ventilation (NIPPV)

Expiratory & Inspiratory Positive Airway Pressure
Both increase intrathoracic pressure, which can decrease
Positive Pressure Ventilation ... Airway Pressure ... and decreases respiratory ... exacerbation (cardiogenic pulmonary ... PositivePressure #Ventilation
Non-Invasive Positive Pressure Ventilation
Indications: 
 • COPD exacerbation (↓ intubation, ↓ mortality), Cardiogenic pulmonary edema (↓
Positive Pressure Ventilation ... ), Cardiogenic pulmonary ... Other causes of respiratory ... Inability to protect airway ... #indications #pulmonary
Important Respiratory Distress Pearls

#diagnosis #respiratory #distress #NRDS #RDS #TTN #MAS #neonatal #pediatric #adult #respiratory #adverse #effects
Important Respiratory ... #diagnosis #respiratory ... pediatric #adult #respiratory ... adverse #effects #pulmonary ... #ventilation #algorithm
Auto-PEEP 
What is Auto-PEEP?
 • Progressive air trapping & dynamic hyperinflation → ↑Palv at end expiration
airway resistance ... maneuver on the ventilator ... • Decrease airway ... overall minute ventilation ... AutoPEEP #PEEP #pulmonary
Causes of Acute Dyspnea - Differential Diagnosis Algorithm
Cardiovascular
 • Myocardial Infarction*
 • Cardiac Tamponade*
 • CHF
Pleural
Vascular • Pulmonary ... Embolism* Lower Airway ... AECOPD Upper Airway ... (Stridor) • Aspiration