33 results
The fourth pattern includes abnormalities that result in decreased lung attenuation or air-filled lesions.
These include:
- Emphysema
-
histiocytosis) - Bronchiectasis ... on the basis of HRCT ... #CTChest #LowAttenuation ... #Differential # ... Diagram #Comparison
High Attenuation pattern (2) 
1. Non specific interstitial pneumonitis (NSIP): ground glass with traction bronchiectasis, no
with traction bronchiectasis ... Clinical #Radiology #HRCT ... #CTChest #HighAttenuation ... #Pattern #Comparison
Causes of Hemoptysis - Differential Diagnosis Algorithm
Massive Hemoptysis (>I00 mL in 24 hours)
 • Malignancy
 •
of Hemoptysis - Differential ... Hemoptysis (>I00 mL ... Malignancy • Bronchiectasis ... Abnormalities • CHF • Bronchiectasis ... #Hemoptysis #Differential
Differential diagnosis of Langerhans cell histiocytosis.
Nodular LCH:
- Sarcoidosis: perilymphatic distribution.
- Metastases: random distribution.
Cystic LCH:
- LAM: round
Differential diagnosis ... child-bearing age - Cystic bronchiectasis ... Diagnosis #Radiology #CTChest ... Cystic #Cysts #Differential ... #Comparison #Table
Dyspnea - Differential Diagnosis Framework

Cardiovascular Causes of Dyspnea:
 • Myocardium:
	- Heart failure
	- CAD/ACS
	- Valvulopathy
 • Electrical:
	-
Dyspnea - Differential ... - Tamponade Pulmonary ... Asthma - COPD - Bronchiectasis ... of Dyspnea: • Chest ... #dyspnea #sob #differential
Perilymphatic distribution
Perilymphatic nodules are most commonly seen in sarcoidosis.
They also occur in silicosis, coal-worker's pneumoconiosis and
the overlap in differential ... Diagnosis #Radiology #Pulmonary ... #HRCT #CTChest ... Perilymphatic #Nodular #Differential
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
Bronchiectasis - ... • Bronchiectasis ... Loss of weight • Chest ... Diagnosis: • HRCT ... #pulmonary #differential
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
Differential diagnosis ... on HRCT Most of ... On HRCT there are ... Diagnosis #Radiology #Pulmonary ... Interstitial #Pattern #Differential
Causes of Chronic Dyspnea - Differential Diagnosis Algorithm
Pericardial
 • Effusion
 • Cardiac Tamponade*
 • Constriction
Myocardial
 •
Chronic Dyspnea - Differential ... Asthma • COPD • Bronchiectasis ... Thickening/Masses Chest ... Vessels • Pulmonary ... #Dyspnea #SOB #Differential
Massive Hemoptysis - Differential Diagnosis Framework and Management
Definition: 150-600 mL over 24 hours
Differential Diagnosis:
 • Tracheobronchial:
Massive Hemoptysis - Differential ... Definition: 150-600 mL ... Neoplasm, Bronchitis, Bronchiectasis ... Primary Vascular: Pulmonary ... Diagnosis #Management #pulmonary