15 results
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
A-a gradient = PAO2 ... : Atelectasis, ARDS ... Mismatch: Pulmonary Edema ... Embolism, Obstructive Lung ... , Interstitial Lung
Understanding & Treating ARDS - Acute Respiratory Distress Syndrome

•  Timing - within one week of
Understanding & Treating ARDS ... - Acute Respiratory ... process • Origin of Edema ... Impaired Oxygenation PaO2 ... @nickmmark #ARDS
Acute Respiratory Distress Syndrome – ARDS: Clinical Cheat Sheet

An acute diffuse, inflammatory lung injury, leading to
, inflammatory lung ... permeability, lung ... with decreased lung ... with pulmonary edema ... on CT or CXR ● PaO2
Berlin Criteria for Acute Respiratory Distress Syndrome (ARDS) 
- Respiratory symptoms must have begun within one
Berlin Criteria for Acute ... Distress Syndrome (ARDS ... with pulmonary edema ... lobar collapse, lung ... #Acute #Respiratory
Differential Diagnosis of Pedal Edema #Diagnosis #EM #IM #Edema #LowerExtremity #Differential #Unilateral #Bilateral #Acute #Chronic #Algorithm
Diagnosis of Pedal Edema ... #Diagnosis #EM ... #IM #Edema #LowerExtremity ... Unilateral #Bilateral #Acute ... #Chronic #Algorithm
Noncardiogenic Pulmonary Edema - Differential Diagnosis Framework

NCPE Pathophysiology:
Noncardiogenic pulmonary edema occurs because of excessive pulmonary capillary
• A lack of acute ... Etiology: • Acute ... distress syndrome (ARDS ... Transfusion-related acute ... lung injury (TRALI
The Berlin Definition of Acute Respiratory Distress Syndrome (ARDS)

Chest imaging - Bilateral opacities—not fully explained by
Definition of Acute ... Distress Syndrome (ARDS ... effusions, lobar/lung ... nodules Origin of edema ... #CriticalCare #ARDS
Pulmonary Pathology and Associated Lung Ultrasound Findings
Pneumothorax:
 - No lung sliding/barcode sign
 - Lung point (hard
and Associated Lung ... barcode sign - Lung ... Cardiogenic Pulmonary Edema ... the severity Acute ... Distress Syndrome (ARDS
Differential Diagnosis and Evaluation of Hyponatremia:
1) Identification of onset (acute vs. chronic)
2) Presence of symptoms (HA,
Identification of onset (acute ... volume status (edema ... history #Diagnosis #EM ... #Differential #Algorithm
Heart failure with Reduced Ejection Fraction (HFrEF)
Clinical Presentation
1. Typical symptoms: dyspnea, orthopnea paroxysmal noctumal dyspnea, fatigue,
: weight gain, lung ... HFrEF may lack lung ... (Sens. 81% for acute ... effusions). 1/5 pts w/ acute ... Inhibitors and ARBs