50 results
Pulmonary Pathology and Associated Lung Ultrasound Findings
Pneumothorax:
 - No lung sliding/barcode sign
 - Lung point (hard
pleura in severe cases ... Acute Respiratory Distress ... Syndrome (ARDS) ... #differential #diagnosis ... #signs #Lung #POCUS
Acute Respiratory Distress Syndrome – ARDS: Clinical Cheat Sheet

An acute diffuse, inflammatory lung injury, leading to
Acute Respiratory Distress ... SyndromeARDS ... leading to increased pulmonary ... the underlying cause ... #CheatSheet #Diagnosis
COVID-19 Patterns of Lung Findings on Chest CT
1. Reverse Halo Sign
2. ARDS
3. Crazy-Paving Pattern
4. Bilateral Peripheral
19 Patterns of Lung ... Reverse Halo Sign ... ARDS 3. ... #Pulmonary #ChestCT ... #diagnosis
Effect of Lung Recruitment and Titrated Positive End-Expiratory Pressure (PEEP) vs Low PEEP on Mortality in
Acute Respiratory Distress ... Syndrome JAMA ... moderate to severe ARDS ... increased 28-day all-cause ... Postoperative #Pulmonary
Berlin Criteria for Acute Respiratory Distress Syndrome (ARDS) 
- Respiratory symptoms must have begun within one
Syndrome (ARDS) ... be present on a chest ... lobar collapse, lung ... #Syndrome #Berlin ... Definition #Criteria #Diagnosis
Causes of Chronic Dyspnea - Differential Diagnosis Algorithm
Pericardial
 • Effusion
 • Cardiac Tamponade*
 • Constriction
Myocardial
 •
- Differential Diagnosis ... Acute Coronary Syndrome ... Chest Wall Abnormalities ... Pneumonia • ARDS ... #Algorithm #Causes
Interstitial Lung Diseases (ILD)
Exposure-Related ILD (a.k.a. extrinsic allergic alveolitis): 
 • Hypersensitivity pneumonitis, Farmer's lung, Bird
ILD caused by inhalation ... • Idiopathic pulmonary ... Churg Strauss syndrome ... Diseases #ILD #diagnosis ... #causes
Causes of Hypoxemia- Differential Diagnosis Algorithm
Ventilation/perfusion Mismatch
 • Airway Disease (Asthma, COPD)
 • Vascular (PE*)
 •
Causes of Hypoxemia ... - Differential Diagnosis ... • Interstitial lung ... Hypoventilation Syndrome ... Abnormalities • Chest
Right-Sided Heart Failure - Differential Diagnosis Algorithm
Cardiac Causes - Rule out Left-Sided Heart Failure (Most Common):
- Differential Diagnosis ... • Diffuse Lung ... Acute Respiratory Distress ... Syndrome ... • Chronic Lung Infection
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
Hypoventilation Syndrome ... Hepatopulmonary Syndrome ... : Atelectasis, ARDS ... , Interstitial Lung ... #differential #diagnosis