14 results
Venn Diagram - Does this patient have pneumonia?
Diagnosis is generally based on three lines of evidence:
evidence of a chest ... infiltrate (e.g., CXR, CT ... production, pleuritic chest ... pain) and signs ... (tachypnea, hypoxemia
Causes of Hypoxemia- Differential Diagnosis Algorithm
Ventilation/perfusion Mismatch
 • Airway Disease (Asthma, COPD)
 • Vascular (PE*)
 •
Causes of Hypoxemia ... Differential Diagnosis Algorithm ... Malformation • Severe Pneumonia ... Abnormalities • Chest ... #Diagnosis #Algorithm
Hypoxemia / Hypoxia - Rapid Response Management Algorithm

Stridor - Upper airway pathology:
 • Anaphylaxis
 • Foreign
Response Management Algorithm ... hemorrhage • Pus: pneumonia ... • Water: pulmonary ... MG, ALS) • ↓ chest ... compliance (e.g., flail chest
COVID-19 Patterns of Lung Findings on Chest CT
1. Reverse Halo Sign
2. ARDS
3. Crazy-Paving Pattern
4. Bilateral Peripheral
Lung Findings on Chest ... CT 1. ... Reverse Halo Sign ... Organizing Pneumonia ... Patterns #Lung #Pulmonary
Chest Pain - Differential Diagnosis Algorithm
Cardiovascular Causes:
 - Outflow Obstruction
     • Aortic
Chest Pain - Differential ... Embolism (chest ... Hypertension - Chest ... Parenchymal • Pneumonia ... • Muscular Injury
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
• Pleuritic chest ... • CT: Halo sign ... Lymphadenopathy, Chest ... breath, Fatigue, Chest ... : • Chest pain
Miliary Pattern - Chest Radiology
 • Miliary opacities are scattered, small (1 -4 mm) nodules
 •
Miliary Pattern - Chest ... diffuse inhalational injury ... rarely typical pneumonia ... Miliary #Pattern #Chest ... CXR #clinical #CT
Acute Respiratory Distress Syndrome – ARDS: Clinical Cheat Sheet

An acute diffuse, inflammatory lung injury, leading to
ARDS: Clinical Cheat ... inflammatory lung injury ... congestion with hypoxemia ... be detected on CT ... oxygenation in pneumonia
Uncommon Causes of Noncardiogenic Pulmonary Edema (NCPE) - Differential Diagnosis Framework

High Altitude Pulmonary Edema:
 • Accumulation
Traumatic brain injury ... nervous system injury ... infiltrates on chest ... • Signs/Symptoms ... scattered crackles, chest
Community Acquired Pneumonia (CAP) - Diagnosis and Management

Pneumonia Signs/Symptoms:
 • Confusion/disorientation (LR + 1.9)
 • Cough
Signs/Symptoms: ... • Pleuritic chest ... (LR + 2.7) • Hypoxia ... infiltrate by chest ... radiograph or CT