12 results
Causes of Hypoxemia- Differential Diagnosis Algorithm
Ventilation/perfusion Mismatch
 • Airway Disease (Asthma, COPD)
 • Vascular (PE*)
 •
Causes of Hypoxemia ... • Interstitial lung ... Malformation • Severe Pneumonia ... #Hypoxia #Differential ... #Causes #Pulmonary
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
Left Shunt - Anatomic ... Atelectasis, ARDS, Pneumonia ... UnremarkableLab #AA ... #Hypoxia #hypoxemia ... #differential #
Hyperacute Hypoxemia - Workup and Management
Differential Diagnosis: Aspiration, Flash Pulmonary Edema, Mucous Plugging, Bronchospasm, Pulmonary Embolism,
and Management Differential ... Exam, POCUS (B-lines ... , lung sliding) ... Troponin), ABG, STAT CXR ... diagnosis #Management #treatment
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
parenchyma by a ... • Most common cause ... radiograph shows a ... #Abscess #pulmonary ... #differential #
Bilateral B-Lines in case of Pneumonia on Lung POCUS

Young healthy pt with fever/dyspnea. POCUS lung exam
Lung POCUS Young ... POCUS lung exam ... Differential Bilat ... : Pulmonary edema ... a lot of B lines
Acute Respiratory Distress Syndrome – ARDS: Clinical Cheat Sheet

An acute diffuse, inflammatory lung injury, leading to
congestion with hypoxemia ... detected on CT or CXR ... <300mmHg with a ... the underlying cause ... oxygenation in pneumonia
Pulmonary Pathology and Associated Lung Ultrasound Findings
Pneumothorax:
 - No lung sliding/barcode sign
 - Lung point (hard
pleura reflection) Pneumonia ... pleura in severe cases ... submassive PE) POCUS ... #differential # ... #POCUS #ultrasound
Differential diagnosis
The table summarizes the most common diseases, that present with consolidation.
Chronic diseases are indicated in
A way to think of ... pneumonia caused ... respond to the treatment ... Diagnosis #Radiology #Pulmonary ... #CXR #Consolidation
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
Chronic cough • Hypoxia ... Most Common Causes ... Immunoglobulins (Ig M, A, ... mycobacteria Treatment ... #differential #
Hepatopulmonary Syndrome - Diagnosis and Management Summary
A defect in arterial oxygenation due to a gas exchange
absence of intrinsic lung ... disease Caused ... defect (Type 1) or anatomic ... on radioactive lung ... ) on room air Treatment