9 results
High-Res Chest CT Patterns - Differential Diagnosis Framework
Reticular:
 • Septal Thickening: Lymphangitic Carcinoma, Interstitial Edema, Alveolar
High-Res Chest CT ... Patterns - Differential ... Sarcoidosis • Bronchiectasis ... #CT #Patterns # ... #pulmonary #radiology
Tram Track Sign on Chest CT
 • Parallel, non-tapering airways, extending to the lung periphery.
 •
on Chest CT • Parallel ... Cylindrical or traction bronchiectasis ... , CF, ILD, necrotizing ... #CT #Lung #Pulmonary ... #diagnosis #radiology
Pulmonary Renal Syndrome

Definition: Diffuse alveolar hemorrhage + Glomerulonephritis
Presentation (Pulmonary and renal manifestations can occur weeks apart):
Hemoptysis, Peripheral edema ... , anti-CCP • CXR ... infiltrates) → high ... resolution chest ... CT • Bronchoscopy
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
Loss of weight • Chest ... Nasal polyps and signs ... Diagnosis: • HRCT (high-resolution ... chest CT) • Broncho-arterial ... #pulmonary #differential
Pulmonary Infections in HIV-AIDS
Bacterial: 
 • No organism identified, Strep pneumoniae, H. influenzae, S.aureus, Streptococcus Grp
embolism, Pulm edema ... Evaluation: Imaging (CXR ... +/- High res CT ... chest scan), CBC ... diagnosis #evaluation #differential
On the left a patient with CHF. 
There is an increase in heart size compared to
Other signs of CHF ... , interstitial edema ... magnification and high ... #Clinical #Radiology ... #CXR #CHF #Exacerbation
CT will also demonstrate signs of congestive heart failure.
On the image on the left notice the
CT will also demonstrate ... signs of congestive ... in the differential ... #Clinical #Radiology ... #CTChest #CHF #
Congestive heart failure (CHF) is the result of insufficient output because of cardiac failure, high resistance
cardiac failure, high ... edema. ... can be seen on a chest-film ... #Diagnosis #Radiology ... #CHF #CXR #Features
Nontuberculous Mycobacteria (NTM) Infections 

Mycobacterial species other than those belonging to the Mycobacterium tuberculosis complex and
Centrilobular nodules - Bronchiectasis ... • Dyspnea, • Chest ... Symptoms, Imaging, high ... res CT) • Exclusion ... NTM #Infections #differential