9 results
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. ... ARDS 3. ... Organizing Pneumonia ... Patterns #Lung #Pulmonary
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 ... , ultrasound) - ... production, pleuritic chest ... pain) and signs
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
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
disease: Pleuritic chest ... lat decubitus - air ... level seen • Chest ... CT Lung Abscess ... until the chest
Community Acquired Pneumonia (CAP) - Diagnosis and Management

Pneumonia Signs/Symptoms:
 • Confusion/disorientation (LR + 1.9)
 • Cough
Signs/Symptoms: ... • Pleuritic chest ... infiltrate by chest ... radiograph or CT ... #Pulmonary #Community
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
bronchial wall injury ... Loss of weight • Chest ... Nasal polyps and signs ... high-resolution chest ... CT) • Broncho-arterial
Hampton hump is a radiologic sign which consists of a shallow wedge-shaped opacity in the periphery
is a radiologic sign ... hump along may aid ... In this case, pulmonary ... confirmed with chest ... CT angiography.
Amiodarone Induced Lung Toxicity Summary

Who?
• 5% of patients
• Dose ≥ 400 mg per day

How?  Possible
cytotoxic lung injury ... starting amiodarone treatment ... , ARDS, DAH, solitary ... Pleuritic chest ... reticular opacities on chest
TRALI Diagnostic Criteria
TRALI type 1 - Patients who have no risk factors for ARDS and meet
< 90% on room air ... evidence of bilateral pulmonary ... on imaging (eg. chest ... chest CT, or ultrasound ... diagnosis #Criteria #pulmonary