9 results
COVID-19 Patterns of Lung Findings on Chest CT
1. Reverse Halo Sign
2. ARDS
3. Crazy-Paving Pattern
4. Bilateral Peripheral
on Chest CT 1. ... Reverse Halo Sign ... Halo Sign 6. ... Organizing Pneumonia ... #diagnosis
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
- Differential Diagnosis ... • CT: Halo sign ... Constitutional symptoms ... factor • May cause ... Infections #HIV #AIDS #pulmonary
Pulmonary Pathology and Associated Lung Ultrasound Findings
Pneumothorax:
 - No lung sliding/barcode sign
 - Lung point (hard
- Lung point ... pleura reflection) Pneumonia ... - Dynamic air ... #differential #diagnosis ... #signs #Lung #POCUS
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
Lung Abscess - Diagnosis ... lat decubitus - air ... CT Lung Abscess ... #Abscess #pulmonary ... #differential #causes
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
Chronic inflammation causes ... inflammation Symptoms ... Nasal polyps and signs ... thickening, presence of air-fluid ... CT) • Broncho-arterial
Amiodarone Induced Lung Toxicity Summary

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

How?  Possible
Amiodarone Induced Lung ... • Amiodarone half ... gradually with symptoms ... Exclude other causes ... Improvement in symptoms
Rheumatoid arthritis (RA): Extra-articular manifestations
Skin: 
 • Inflammation of skin (esp. over areas of stress) forms
Auto-immune attack on hair ... inflammation tends to cause ... disease/pulmonary ... pathophysiology #signs ... #symptoms #diagnosis
Hampton hump is a radiologic sign which consists of a shallow wedge-shaped opacity in the periphery
is a radiologic sign ... periphery of the lung ... in the diagnosis ... In this case, pulmonary ... CT angiography.
Authors: Mark M. Ramzy, DO, EMT-P (@MarkRamzyDO, EM Resident Physician, Drexel University, Department of Emergency Medicine)
Vital signs: BP ... SpO2 88% on room air ... Most commonly caused ... #Radiology #CTChest ... #Lung #Pulmonary