2217 results
Lung Nodules - Differential Diagnosis by Distribution
 • Centrilobular: Hypersensitivity Pneumonitis, RB-ILD, Pneumoconiosis, Infectious Bronchiolitis, Vasculitis,
Lung Nodules - Differential ... Carcinomatosis • Random ... Lung #Nodules #Differential
Algorithm for nodular pattern
The algorithm to distinguish perilymphatic, random and centrilobular nodules is the following:
- Look
perilymphatic, random ... pattern is either random ... it is likely a random ... MultipleNodules #Nodules #Differential
Differential diagnosis of Langerhans cell histiocytosis.
Nodular LCH:
- Sarcoidosis: perilymphatic distribution.
- Metastases: random distribution.
Cystic LCH:
- LAM: round
Differential diagnosis ... - Metastases: random ... Cystic #Cysts #Differential
Priapism 

Secondary Causes:
Medications- intracavernosal injections, anticoagulants, PDE5 inhibitors, alpha blockers, methylphenidate, cocaine
Any hyperviscosity syndrome (SCD, leukemia,
trauma Some other random ... Management #Urology #Differential
What's in a Fibril?
Amyloid 8-12 nm Congo Red + Randomly arranged 
Fibrillary GN 12-20 nm Congo
nm Congo Red + Randomly ... nm Congo Red - Randomly ... diagnosis #amyloid #differential
On the left some diseases with a nodular pattern.
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary
Miliary TB: random ... NodularPattern #Differential
High-Res Chest CT Patterns - Differential Diagnosis Framework
Reticular:
 • Septal Thickening: Lymphangitic Carcinoma, Interstitial Edema, Alveolar
CT Patterns - Differential ... Nodular: • Random ... #CT #Patterns #Differential
Differential diagnosis of TB.
Primary TB: Acute bacterial pneumonia
Secondary TB: Sarcoidosis, Silicosis, Pneumoconiosis
Endobronchial spread of TB: Bronchopneumonia,
Differential diagnosis ... nodules have a random
Scaphoid fracture - Proximal Pole - Wrist XRay
Proximal pole scaphoid fractures have poor healing potential
If an
wks in cast - Random ... Handom, MD https
The distribution of nodules shown on HRCT is the most important factor in making an accurate
centrilobular or random ... Random refers to ... Random distribution ... Nodules are randomly ... #Distribution #Random