17 results
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
Differential diagnosis ... : reticular, nodular ... (table). ... common pattern ... in many cases UIP
Nodular pattern
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary TB: random nodules
3. Sarcoidosis: nodules with perilymphatic
Nodular pattern ... 1. ... next to pleura and ... #Pattern #Comparison ... #Table #RadiologyAssistant
Algorithm for nodular pattern
The algorithm to distinguish perilymphatic, random and centrilobular nodules is the following:
- Look
pattern The algorithm ... are visible, the pattern ... are diffuse and ... #Pattern #MultipleNodules ... #Nodules #Differential
On the left some diseases with a nodular pattern.
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary
diseases with a nodular ... pattern. 1. ... #Pattern #NodularPattern ... #Differential # ... Comparison #Table
Miliary Pattern - Chest Radiology
 • Miliary opacities are scattered, small (1 -4 mm) nodules
 •
Miliary Pattern ... scattered, small (1 ... -4 mm) nodules ... PulmPEEPs #Miliary #Pattern ... diagnosis #pulmonary #CXR
Differential diagnosis
The table summarizes the most common diseases, that present with consolidation.
Chronic diseases are indicated in
The table summarizes ... to look at the pattern ... more than one pattern ... lobar pneumonia caused ... Radiology #Pulmonary #CXR
Whenever you see an area of increased density within the lung, it must be the result
of these four patterns ... . 1- Consolidation ... resulting in lobar, diffuse ... Diagnosis #Radiology #CXR ... Consolidation #Patterns
Inflammatory Myopathies
Dermatomyositis
 • Onset: Subacute
 • Pattern: Proximal
 • CK: Up to 50X ULN
 • Autoantibodies:
: Subacute • Pattern ... anti-Mi-2, anti-TIF-1, ... : Subacute • Pattern ... or subacute • Pattern ... Insidious/slow • Pattern
Hair Loss (Alopecia) - General (Diffuse and Focal) Differential Diagnosis Algorithm

DIFFUSE
Scarring - Irreversible-biopsy required
 • Lupus
and Focal) Differential ... Diagnosis Algorithm ... planopilaris Pattern ... #Diagnosis #Algorithm ... #causes
Lymphomas and Lymphoproliferative Disorders - Differential Diagnosis Algorithm
Hodgkin Lymphoma ~40% - Characteristic For Reed-Sternberg (RS) Cells
Disorders - Differential ... Diagnosis Algorithm ... lymphadenopathy more diffuse ... involvement, irregular pattern ... #algorithm