13 results
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
Differential diagnosis ... low attenuation (table ... seen and in many cases ... Diagnosis #Radiology #Pulmonary ... #Differential #
Causes of Chronic Dyspnea - Differential Diagnosis Algorithm
Pericardial
 • Effusion
 • Cardiac Tamponade*
 • Constriction
Myocardial
 •
Dyspnea - Differential ... Diagnosis Algorithm ... Artery Disease • Stable ... #SOB #Differential ... #Causes
Algorithm for nodular pattern
The algorithm to distinguish perilymphatic, random and centrilobular nodules is the following:
- Look
Algorithm for nodular ... pattern The algorithm ... Diagnosis #Radiology #Pulmonary ... #HRCT #CTChest ... MultipleNodules #Nodules #Differential
Chest Pain - Differential Diagnosis Algorithm
Cardiovascular Causes:
 - Outflow Obstruction
     • Aortic
Chest Pain - Differential ... Diagnosis Algorithm ... Infarction • Stable ... Noncardiac #Cardiology #Differential ... #Diagnosis #Algorithm
Basic Interpretation
A structured approach to interpretation of HRCT involves the following questions:
What is the dominant HR-pattern:
reticular
nodular
high
of HRCT involves ... the dominant HR-pattern ... Diagnosis #Radiology #Pulmonary ... #HRCT #CTChest ... #Algorithm #ILD
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
• Hypoxia • Dyspnea ... Most Common Causes ... Hypersensitivity: ABPA ... Diagnosis: • HRCT ... #differential #
The idiopathic interstitial pneumonias (IIPs) comprise a heterogenous group of disorders. 
They represent fundamental responses of
indicates unknown cause ... listed in the table ... morphologic findings on HRCT ... Diagnosis #Radiology #Pulmonary ... #CTChest #Idiopathic
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
Infections in HIV - Differential ... • 3 syndromes: ABPA ... factor • May cause ... Infections #HIV #AIDS #pulmonary ... #differential #
Septal thickening
Thickening of the lung interstitium by fluid, fibrous tissue, or infiltration by cells results in
cells results in a pattern ... has a limited differential ... diagnosis (Table ... in interstitial pulmonary ... #HRCT #CTChest
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
• Most common cause ... pain, hemoptysis, dyspnea ... Lung Abscess Differential ... Lung #Abscess #pulmonary ... #differential #