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Mediastinal Mass - Differential Diagnosis
Anterior Mediastinal Mass:
 • Thymus (Thymoma, carcinoma, hyperplasia, cyst)
 • Lymphoma
 •
- Differential Diagnosis ... , hyperplasia, cyst ... Tumors • Vascular Mases ... #Differential #Diagnosis ... #pulmonary #anterior
CAVITY – a useful mnemonic for the causes of a cavitating lung mass.

C = cancer
CAVITY – a useful ... mnemonic for the causes ... cavitating lung mass ... - bronchogenic cyst ... #Diagnosis #
Cavities frequently arise within a mass or an area of consolidation as a result of necrosis.
We
arise within a mass ... the differential diagnosis ... associated pulmonary ... #Radiology #CTChest ... #Cavity #Cyst #
Radiologists use many terms to describe areas of decreased density or lucencies within the lung, like
the lung, like cyst ... since in many cases ... a thick wall Cyst ... #Cyst #Lung #Pulmonary ... #Diagnosis #Radiology
Causes of Pediatric Wheezing - Differential Diagnosis Algorithm
CXR Abnormal:
 • Pulmonary Sequestration
 • Congenital Adenoid Cystic
Causes of Pediatric ... - Differential Diagnosis ... Abnormal: • Pulmonary ... • Bronchogenic Cyst ... • Mediastinal Mass
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 ... TractionBronchiectasis #Cysts
There is a hydropneumothorax.
Notice the air-fluid level (blue arrow).
The upper lobe is still attached to the
There is a lung cyst ... is a possible diagnosis ... airways leading to pulmonary ... cyst formation ... #Clinical #Radiology
Lymphangioleiomyomatosis- Computed tomography of the chest, reconstructed in the coronal plane at the level of the
intraparenchymal pulmonary ... confirmed the diagnosis ... average age at diagnosis ... Lymphangioleiomyomatosis #LAM ... #radiology #CT
The table on the left is the overall table for mediastinal masses.
In the next paragraphs we
Tumors - Benign Cysts ... tumors - Foregut cysts ... #Diagnosis #Pulmonary ... #Radiology #Mediastinal ... #Mass #Differential
Stridor - Differential Diagnosis Framework:
High-pitched, variable respiratory sound

ETIOLOGIES:
Infectious:
 • Retropharyngeal abscess
 • Acute epiglottitis
 • Peritonsillar
- Differential Diagnosis ... • Bronchogenic cyst ... Hemangioma • Tracheal mass ... #differential #diagnosis ... #causes #pulmonary