46 results
APRV - Overview 

Airway pressure release ventilation (APRV) uses prolonged periods of high continuous positive airway
high continuous positive ... airway pressures ... severe ARDS (low lung ... volutrauma, increased work ... #Ventilation #Management
Non-Invasive Positive Pressure Ventilation
Indications: 
 • COPD exacerbation (↓ intubation, ↓ mortality), Cardiogenic pulmonary edema (↓
), Cardiogenic pulmonary ... mortality), Other causes ... Inability to protect airway ... airway pressure ... #diagnosis #management
Primary and Secondary Causes of Hypertension - Differential Diagnosis Algorithm
Primary (Essential) (95%) - Onset between age
- Differential ... Positive family ... • Long-standing ... Repeatedly normal blood pressure ... taken at home, work
Hypotension - Guidelines for Crises in Anaesthesia

Hypotension is commonly due to unnecessarily deep anaesthesia, the autonomic
• Check position ... can cause hypotension ... #Differential # ... Checklist #Diagnosis #Management ... #Workup
Increased Airway Pressure - Guidelines for Crises in Anaesthesia

Using these steps from start to end should
• Check position ... o Aspiration, pulmonary ... #Pressure #Differential ... Checklist #Diagnosis #Management ... #Workup
Treatment of Obstructive Sleep Apnea
Positive airway pressure therapy
   → Positive pharyngeal transmural pressure
airway pressure ... pharyngeal transmural pressure ... end-expiratory lung ... SleepApnea #Treatment #management ... #pulmonary
Causes of Hypoxemia- Differential Diagnosis Algorithm
Ventilation/perfusion Mismatch
 • Airway Disease (Asthma, COPD)
 • Vascular (PE*)
 •
Causes of Hypoxemia ... - Differential Diagnosis ... perfusion Mismatch • Airway ... • Interstitial lung ... Arterial Hypertension
Acute Hypoxemia - Differential Diagnosis
 • Hyperacute: Aspiration, Flash Pulmonary Edema, Mucous Plugging, Bronchospasm, Pulmonary Embolism,
Acute Hypoxemia - Differential ... Embolism, Emphysema, Positive ... Pressure Vent, ... pHTN, Shock • Airway ... #Diagnosis #causes
Noninvasive Positive Pressure Ventilation (NIPPV)

Expiratory & Inspiratory Positive Airway Pressure
Both increase intrathoracic pressure, which can decrease
Airway Pressure ... in obstructive lung ... Airway Pressure ... Airway Pressure ... status • Won't Work
Causes of Dyspnea - Differential Diagnosis Algorithm
Cardiac:
 • Dysrhythmia
 • Ischemia
 • Cardiomyopathy
 • Valvular disease
Causes of Dyspnea ... - Differential ... syndrome • Shunt Airway ... • Interstitial lung ... hypertension