27 results
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
On HRCT there are ... low attenuation (table ... seen and in many cases ... #Diagnosis #Radiology ... #Pulmonary #CXR
Nodular pattern(2)
1. Sarcoidosis: nodules with perilymphatic distribution, along fissures, adenopathy.
2. TB: Tree-in-bud appearance in a patient
Nodular pattern( ... bronchiolitis in infection ... #Clinical #Radiology ... #HRCT #CTChest ... #Comparison #Table
Interstitial pneumonias
An acute reticular pattern is most frequently caused by interstitial edema due to cardiac heart
acute reticular pattern ... cough and some fever ... This was a PCP-infection ... #Clinical #Radiology ... #CXR #Acute #Interstitial
Miliary Pattern - Chest Radiology
 • Miliary opacities are scattered, small (1 -4 mm) nodules
 •
- Chest Radiology ... #Chest #Radiology ... differential #diagnosis #pulmonary ... #CXR #clinical ... #CT
Chronic Cough - Differential Diagnosis Algorithm
Red Flags:
 • Fever, night sweats, chills (infection)
 • Weight loss,
Red Flags: • Fever ... sweats, chills (infection ... ) • Abnormal CXR ... refer + order CT ... Diagnosis #Algorithm #causes
Pulmonary Tuberculosis - Patterns of Involvement
 • Scarring, Nodules and Consolidation
    - Lobar
Pulmonary Tuberculosis ... spread of MTB infection ... - Air-fluid level ... #chest #xray #clinical ... #radiology #CXR
UIP
UIP is a histologic pattern of pulmonary fibrosis.
On a chest X-ray UIP manifests as a reticular
of pulmonary fibrosis ... On a chest X-ray ... A HRCT is needed ... HRCT demonstrated ... #Clinical #Radiology
Pulmonary Renal Syndrome

Definition: Diffuse alveolar hemorrhage + Glomerulonephritis
Presentation (Pulmonary and renal manifestations can occur weeks apart):
Cough, Dyspnea, Fever ... allopurinol), Infection ... , anti-CCP • CXR ... high resolution chest ... CT • Bronchoscopy
Reticular pattern 
1. Lymphangitic carcinomatosis: irregular septal thickening, usually focal or unilateral 50% adenopathy', known carcinoma.
2.
Reticular pattern ... Cardiogenic pulmonary ... #Clinical #Radiology ... #HRCT #CTChest ... #Comparison #Table
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
run-down or tired • Fevers ... Most Common Causes ... Physical stigmata of cor ... Diagnosis: • HRCT ... CT) • Broncho-arterial