28 results
Causes of Hypoxemia- Differential Diagnosis Algorithm
Ventilation/perfusion Mismatch
 • Airway Disease (Asthma, COPD)
 • Vascular (PE*)
 •
- Differential Diagnosis ... • Interstitial lung ... diseasePulmonary ... Malformation • Severe Pneumonia ... Abnormalities • Chest
Radiographic Features of Pulmonary Diseases
 - Pneumonia
 - Atelectasis
 - Emphysema
 - Pneumothorax
 - Effusion
 -
Diseases - Pneumonia ... Pneumothorax - Effusion ... #Patterns #Lung ... #CXR #XRay #ChestCT ... #Differential #Diagnosis
Hypoxemia / Hypoxia - Rapid Response Management Algorithm

Stridor - Upper airway pathology:
 • Anaphylaxis
 • Foreign
hemorrhage • Pus: pneumonia ... • Water: pulmonary ... asthma • Pleural disease ... atelectasis • Lung ... #Diagnosis #Management
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
- Differential Diagnosis ... Framework Disease ... • CT: Halo sign ... , pleural effusion ... Infections #HIV #AIDS #pulmonary
Hyperacute Hypoxemia - Workup and Management
Differential Diagnosis: Aspiration, Flash Pulmonary Edema, Mucous Plugging, Bronchospasm, Pulmonary Embolism,
(JVP, edema), Lung ... Exam, POCUS (B-lines ... , lung sliding) ... Troponin), ABG, STAT CXR ... , CTA Chest, Echocardiogram
Venn Diagram - Does this patient have pneumonia?
Diagnosis is generally based on three lines of evidence:
Diagnosis is generally ... infiltrate (e.g., CXR ... pain) and signs ... (tachypnea, hypoxemia ... #Pulmonolary
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
Atelectasis, ARDS, Pneumonia ... • Diffusion Defect ... , Interstitial Lung ... #Hypoxia #hypoxemia ... #differential #diagnosis
Pulmonary Pathology and Associated Lung Ultrasound Findings
Pneumothorax:
 - No lung sliding/barcode sign
 - Lung point (hard
pleura reflection) Pneumonia ... Possible bilateral effusion ... submassive PE) POCUS ... #differential #diagnosis ... #signs #Lung #POCUS
Diagnostic algorithm for a child or adolescent with suspected pulmonary hypertension. CHD, congenital heart disease; CPET,
Diagnostic algorithm ... hypertension; CXR ... , chest X-ray; HPAH ... hypertension; PCH ... ; CLD, chronic lung
Etiologies of pulmonary infections according to CT-scan patterns. 
CMV cytomegalovirus, GM galactomannan, HSV herpes simplex virus,
Etiologies of pulmonary ... Aspergillosis PLEURAL EFFUSION ... #Lung #Infections ... #Differential #Diagnosis ... #Chest