13 results
Chronic Cough - Differential Diagnosis Algorithm
Red Flags:
 • Fever, night sweats, chills (infection)
 • Weight loss,
Differential Diagnosis ... Algorithm Red ... disease or CHF) ... refer + order CT ... #Algorithm #causes
Comet Tail Sign on Chest CT
 • Curvilinear pleural based opacity directed towards the ipsilateral hilum
Comet Tail Sign ... on Chest CT • Curvilinear ... • DDx: Rounded atelectasis ... #CT #Lung #Pulmonary ... #diagnosis #radiology
Air Bronchogram Sign on Chest CT
 • Patent airways surrounded by opacified lung
 • DDx: pna,
Air Bronchogram Sign ... on Chest CT • ... non-obstructive atelectasis ... #CT #Lung #Pulmonary ... #diagnosis #radiology
Tram Track Sign on Chest CT
 • Parallel, non-tapering airways, extending to the lung periphery.
 •
Tram Track Sign ... on Chest CT • Parallel ... bronchiectasis, CF ... #CT #Lung #Pulmonary ... #diagnosis #radiology
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
- Differential Diagnosis ... • CT: Halo sign ... Legionella: • Nausea ... factor • May cause ... #differential #diagnosis
Rounded atelectasis
The typical findings of rounded atelectasis on CT are pleural thickening, pleural-based mass and comet
on CT are pleural ... and comet tail sign ... local pleuritis causes ... The underlying lung ... #Diagnosis #Radiology
Heart failure with Reduced Ejection Fraction (HFrEF)
Clinical Presentation
1. Typical symptoms: dyspnea, orthopnea paroxysmal noctumal dyspnea, fatigue,
Typical Symptoms: cough ... : weight gain, lung ... HFrEF may lack lung ... un lymphatic Diagnostic ... Chest x-ray: signs
he CT shows a lesion that originates in the lung.
Many would have a lungcancer on the
he CT shows a lesion ... originates in the lung ... their differential diagnostic ... #Clinical #Radiology ... #CTChest #RoundedAtelectasis
Hampton hump is a radiologic sign which consists of a shallow wedge-shaped opacity in the periphery
sign which consists ... periphery of the lung ... may aid in the diagnosis ... confirmed with chest ... CT angiography.
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
Chronic inflammation causes ... Symptoms: • Chronic cough ... Most Common Causes ... Nasal polyps and signs ... CT) • Broncho-arterial