7 results
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
Differential diagnosis ... low attenuation (table ... On a Chest X-Ray ... seen and in many cases ... #Pattern #Differential
Here are the most common examples of these four patterns on a chest x-ray (click image
of these four patterns ... on a chest x-ray ... consolidation - Diffuse ... - Reticular interstitial ... Nodule - Multiple Masses
Algorithm for nodular pattern
The algorithm to distinguish perilymphatic, random and centrilobular nodules is the following:
- Look
pattern The algorithm ... bronchovascular interstitium ... the nodules are diffuse ... Pulmonary #HRCT #CTChest ... MultipleNodules #Nodules #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 ... Pulmonary #HRCT #CTChest ... #Differential #
Causes of Chronic Dyspnea - Differential Diagnosis Algorithm
Pericardial
 • Effusion
 • Cardiac Tamponade*
 • Constriction
Myocardial
 •
Causes of Chronic ... Dyspnea - Differential ... Diagnosis Algorithm ... Neoplasm Pulmonary Interstitium ... #Causes
Pulmonary Renal Syndromes - OnePager Summary
Autoimmune ANCA vasculitis (AAV): GPA (granulomatous with polyangiitis), EGPA (eosinophilic granulomatosis
Goodpasture's cause ... capillaritis leading to diffuse ... hemorrhage (DAH) • Diffuse ... • IF staining patterns ... #diagnosis #management
Amiodarone Induced Lung Toxicity Summary

Who?
• 5% of patients
• Dose ≥ 400 mg per day

How?  Possible
(e.g., chronic interstitial ... Pleuritic chest ... • Patchy or diffuse ... Exclude other causes ... Pulmonary #diagnosis #management