15 results
Halo Sign on Chest CT
 • SPN or mass surrounded by a circumferential GGO
 • DDx:
Halo Sign on Chest ... CT • SPN or mass ... #Sign #CT #Lung ... #Pulmonary #diagnosis ... #radiology #clinical
COVID-19 Patterns of Lung Findings on Chest CT
1. Reverse Halo Sign
2. ARDS
3. Crazy-Paving Pattern
4. Bilateral Peripheral
Findings on Chest CT ... Reverse Halo Sign ... Halo Sign 6. ... Organizing Pneumonia ... #Pulmonary #ChestCT
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
- Differential Diagnosis ... • CT: Halo sign ... Constitutional symptoms ... Infections #HIV #AIDS #pulmonary ... #differential #diagnosis
Atoll Sign (Reverse-Halo Sign) on Chest CT
 • Central GGO surrounded by a crescentic or circumferential
Atoll Sign (Reverse-Halo ... CT • Central GGO ... #Sign #CT #Lung ... #Pulmonary #diagnosis ... #radiology #clinical
Acute Respiratory Distress Syndrome – ARDS: Clinical Cheat Sheet

An acute diffuse, inflammatory lung injury, leading to
Syndrome – ARDS: Clinical ... leading to increased pulmonary ... be detected on CT ... oxygenation in pneumonia ... Summary #CheatSheet #Diagnosis
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
Lung Abscess - Diagnosis ... and Management ... Lung Abscess - Clinical ... seen • Chest CT ... #Abscess #pulmonary
Pott's Disease in Tuberculosis - Diagnosis and Management Summary
Epidemiology:
 - Typically from TB endemic areas
 -
extrapulmonary cases Clinical ... Signs/Symptoms: ... years - May have signs ... pulmonary TB PE ... involvement - CT
Community Acquired Pneumonia (CAP) - Diagnosis and Management

Pneumonia Signs/Symptoms:
 • Confusion/disorientation (LR + 1.9)
 • Cough
(CAP) - Diagnosis ... Pneumonia Signs ... /Symptoms: • Confusion ... radiograph or CT ... #Pulmonary #Community
Amiodarone Induced Lung Toxicity Summary

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

How?  Possible
Amiodarone Induced Lung ... • Amiodarone half ... gradually with symptoms ... Improvement in symptoms ... #diagnosis #management
Emphysematous Cystitis
Epidemiology:
 • Usually middle-aged diabetic women
 • Other RF: neurogenic bladder, urinary tract outlet obstruction,
immune compromise Clinical ... Signs/Symptoms: ... clostridium, klebsiella pneumoniae ... , specifically CT ... #management