28 results
Differential diagnosis of Langerhans cell histiocytosis.
Nodular LCH:
- Sarcoidosis: perilymphatic distribution.
- Metastases: random distribution.
Cystic LCH:
- LAM: round
Differential diagnosis ... : 'signet ring sign ... central dot. - LIP ... #Clinical #Diagnosis ... #Radiology #CTChest
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
Differential diagnosis ... The cystic pattern ... When the cysts have ... in many cases UIP ... #Diagnosis #Radiology
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
Lung Abscess - Diagnosis ... Blood cultures • CXR ... early disease) • CXR ... CT Lung Abscess ... Differential Diagnosis
Septic emboli
Septic emboli usually present as multiple ill-defined nodules.
In about 50% cavitation is seen.
CT demonstrates more
CT demonstrates ... can suggest the diagnosis ... feeding vessel sign ... #Clinical #Radiology ... #CXR #CTChest #
The fourth pattern includes abnormalities that result in decreased lung attenuation or air-filled lesions.
These include:
- Emphysema
-
Emphysema - Lung cysts ... (LAM, LIP, Langerhans ... #Diagnosis #Radiology ... #Pulmonary #CTChest ... LowAttenuation #Differential
Causes of Cystic Renal Mass - Differential Diagnosis Algorithm
Benign - Anechoic on ultrasound, Well-demarcated on ultrasound/CT,
Renal Mass - Differential ... Diagnosis Algorithm ... Carcinoma - No signs ... Carcinoma - Abscess ... #Diagnosis #Algorithm
Diagram of different types of bone tumors that can occur around the knee on XRay -
blade of grass sign ... intracortical Brodie abscess ... #Bone #Tumors #Diagnosis ... #Bony #Differential ... #Radiology #XRay
High-Res Chest CT Patterns - Differential Diagnosis Framework
Reticular:
 • Septal Thickening: Lymphangitic Carcinoma, Interstitial Edema, Alveolar
High-Res Chest CT ... Patterns - Differential ... Diagnosis Framework ... #CT #Patterns # ... Differential #Diagnosis
Diagram of different types of bone tumors that can occur around the knee on XRay
Age <
blade of grass sign ... degenerative subchondral cyst ... intracortical Brodie abscess ... Lesions #Bony #Differential ... #Diagnosis #Radiology
Water Lily Sign (Camalote Sign) on Chest CT
 • Hydatid cyst in the lung with a
on Chest CT • Hydatid ... cyst in the lung ... #Camalote #CT # ... Lung #Pulmonary #diagnosis ... #radiology #clinical