29 results
Signet Ring Sign on Chest CT
 • Prominently dilated airway compared to its accompanying pulm vessel.
Signet Ring Sign ... on Chest CT • ... • DDx: Bronchiectasis ... #Signet #Ring #Sign ... #CT #Lung #Pulmonary
Chronic Cough - Differential Diagnosis Algorithm
Red Flags:
 • Fever, night sweats, chills (infection)
 • Weight loss,
Chronic Cough - Differential ... Diagnosis Algorithm ... lymadenopathy, clubbing, chest ... refer + order CT ... #causes
Tram Track Sign on Chest CT
 • Parallel, non-tapering airways, extending to the lung periphery.
 •
Tram Track Sign ... on Chest CT • Parallel ... extending to the lung ... Cylindrical or traction bronchiectasis ... #CT #Lung #Pulmonary
Causes of Chronic Dyspnea - Differential Diagnosis Algorithm
Pericardial
 • Effusion
 • Cardiac Tamponade*
 • Constriction
Myocardial
 •
Causes of Chronic ... Dyspnea - Differential ... Diagnosis Algorithm ... Asthma • COPD • Bronchiectasis ... Chest Wall Abnormalities
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
Loss of weight • Chest ... Nasal polyps and signs ... high-resolution chest ... CT) • Broncho-arterial ... #pulmonary #differential
Head Cheese Sign on Chest CT
 • Juxtaposition of distinct radiographic areas of low, normal and
Head Cheese Sign ... on Chest CT • ... distinct radiographic areas ... #Head #Cheese #Sign ... #CT #Lung #Pulmonary
Causes of Hypoxemia- Differential Diagnosis Algorithm
Ventilation/perfusion Mismatch
 • Airway Disease (Asthma, COPD)
 • Vascular (PE*)
 •
Causes of Hypoxemia ... - Differential Diagnosis ... Algorithm Ventilation ... • Interstitial lung ... Abnormalities • Chest
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
disease: Pleuritic chest ... level seen • Chest ... CT Lung Abscess ... treatment until the chest ... Abscess Differential
Broncholithiasis - Differential Diagnosis Framework

 • Also known as: Lung stones, pulmoliths, pneumoliths, bronchial calculi
 •
Also known as: Lung ... patients), • Chest ... Diagnosis: • Chest ... Xray - Chest radiography ... the bronchus • Chest
Rheumatoid arthritis (RA): Extra-articular manifestations
Skin: 
 • Inflammation of skin (esp. over areas of stress) forms
skin (esp. over areas ... Pericarditis) -> Chest ... Dyspnea, pleuritic chest ... inflammation tends to cause ... pathophysiology #signs