13 results
Differential diagnosis of Langerhans cell histiocytosis.
Nodular LCH:
- Sarcoidosis: perilymphatic distribution.
- Metastases: random distribution.
Cystic LCH:
- LAM: round
Differential diagnosis ... #Diagnosis #Radiology ... #CTChest #Cystic ... #Cysts #Differential ... #Comparison #Table
Cavities frequently arise within a mass or an area of consolidation as a result of necrosis.
We
diagnosis there ... #Clinical #Diagnosis ... #Radiology #CTChest ... Emphysema #Comparison ... #RadiologyAssistant
Differential diagnosis of Lymphangitic Carcinomatosis. 
On the left multiple diseases showing septal thickening:
1. Lymphangitic carcinomatosis: irregular
Differential diagnosis ... #Clinical #Radiology ... #Pulmonary #CTChest ... Comparison #Table ... #RadiologyAssistant
On the left some diseases with a nodular pattern.
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary
#Clinical #Diagnosis ... #Radiology #Pulmonary ... #CTChest #Nodular ... #Comparison #Table ... #RadiologyAssistant
Differential diagnosis of Lymphangiomyomatosis:
Langerhans cell histiocytosis: > 90% are smokers, cysts have irregular shapes and the
Differential diagnosis ... gren syndrome. ... #Clinical #Radiology ... #CTChest #Lymphangiomyomatosis ... #LAM #Cystic #RadiologyAssistant
Differential diagnosis of TB.
Primary TB: Acute bacterial pneumonia
Secondary TB: Sarcoidosis, Silicosis, Pneumoconiosis
Endobronchial spread of TB: Bronchopneumonia,
Differential diagnosis ... #Clinical #Diagnosis ... #Radiology #CTChest ... #Metastases #Mimic ... #RadiologyAssistant
On the left a chest film of a 19 year old patient with Langerhans cell histiocytosis.
The
caused by multiple cysts ... diagnosis in this ... #Clinical #Radiology ... #CXR #CTChest # ... #RadiologyAssistant
UIP with honeycombing (left) and chronic HP (right)
Differential diagnosis of Hypersensitivity Pneumonitis.
Subacute stage:
- RB-ILD: seen in
chronic HP (right) Differential ... #Clinical #Diagnosis ... #Radiology #CTChest ... #UIP #Comparison ... #ILD #RadiologyAssistant
Myasthenia Gravis Overview

Myasthenia Gravis is an autoimmune disorder of the postsynaptic neuromuscular junction.  Ab to
life-threatening Differential ... dystrophy - Brain stem ... Generalized fatigue - ALS ... Imaging - CT Chest ... #management #neurology
Posterior Reversible Encephalopathy Syndrome (PRES) Overview

Clinico-Radiological Syndrome, characterized by:
 • Headache
 • Seizures
 • Altered mental
bone marrow or stem ... edema visualized as ... Reversible course Differential ... epilepticus Treatment ... #diagnosis #management