12 results
Hypoxemia Differential Diagnosis Algorithm by A-a Gradient

Normal A-a Gradient:
 • ↓ Atmospheric pressure
 • Hypoventilation: CNS
Hypoxemia Differential ... Diagnosis Algorithm ... #Hypoxia #Differential ... #Diagnosis #Algorithm ... #pulmonary #Aa
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
Hypoventilation: CNS of Respiratory ... Left Shunt - Anatomic ... UnremarkableLab #AA ... #Hypoxia #hypoxemia ... #differential #
COVID-19 Hypoxia Management

Indication for endotracheal intubation?
Tolerating supplemental oxygen?
Consider HFNC
Not tolerating HFNC or HFNC is not available?
Consider
COVID-19 Hypoxia ... CONSIDER: a trial ... Guidelines #respiratory ... management #schema #criticalcare ... #algorithm #survivingsepsis
Syncope - Differential Diagnosis Algorithm
Neurocardiogenic:
 • Vasovagal
 • Orthostatic Hypotension
 • Autonomic Neuropathy
 • Situational (micturition,
Syncope - Differential ... Diagnosis Algorithm ... , defecation) Respiratory ... : • Pulmonary ... Embolism • Hypoxia
General schema for respiratory support in patients with COVID-19
Low flow nasal cannula
 • Typically set at
General schema for respiratory ... • Proning is a ... Internet Book of Critical ... management #schema #criticalcare ... #algorithm
Berlin Criteria for Acute Respiratory Distress Syndrome (ARDS) 
- Respiratory symptoms must have begun within one
known clinical insult ... consistent with pulmonary ... lung collapse, or pulmonary ... severity of the hypoxemia ... Criteria #Diagnosis #CriticalCare
Acute Respiratory Distress Syndrome – ARDS: Clinical Cheat Sheet

An acute diffuse, inflammatory lung injury, leading to
Acute Respiratory ... Syndrome – ARDS: Clinical ... congestion with hypoxemia ... <300mmHg with a ... Diagnosis #Management #CriticalCare
On the left some diseases with a nodular pattern.
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary
diseases with a ... Respiratory bronchiolitis ... #Clinical #Diagnosis ... #Radiology #Pulmonary ... NodularPattern #Differential
Differential diagnosis of the reversed halo sign (RHS). AIA, angioinvasive aspergillosis; AIS, adenocarcinoma in situ; COP,
Differential diagnosis ... close contact with a ... +Upper respiratory ... #Radiology #RHS ... #Algorithm
It is important to recognize Acute Decompensated Heart Failure (ADHF) as more than just simply a
with presence of pulmonary ... #diagnosis #differential ... #algorithm #management ... #cardiology #treatment ... heartfailure #chf #criticalcare