24 results
Mediastinal Mass - Differential Diagnosis
Anterior Mediastinal Mass:
 • Thymus (Thymoma, carcinoma, hyperplasia, cyst)
 • Lymphoma
 •
, hyperplasia, cyst ... • Bronchogenic cysts ... , Pericardial Cysts ... Sarcoma, Metastatic Lung ... #pulmonary #anterior
Cavities frequently arise within a mass or an area of consolidation as a result of necrosis.
We
between cavities and cysts ... the surrounding lung ... Cysts occur without ... Cysts usually contain ... CTChest #Cavity #Cyst
Liver Mass - Differential Diagnosis Algorithm
Benign Cystic 
 • Cyst
 • Polycystic Liver Disease
 • Caroli's
Diagnosis Algorithm ... Benign Cystic • Cyst ... Cystadenoma • Hydatid Cyst ... Lung, Colon, Breast ... #Differential #Diagnosis
Liver Mass - Differential Diagnosis Algorithm
Cystic:
 • Benign 
     - Simple: Simple
Diagnosis Algorithm ... Simple: Simple cyst ... Complex: Hydatid Cyst ... secondary - Breast, Lung ... #Differential #Diagnosis
Algorithm for Diagnosis of Diffuse Cystic Lung Disease (DCLD)
Round, smooth cysts with normal lung parenchyma in
Round, smooth cysts ... Lentiform/elliptical cysts ... Bizarre/irregular cysts ... - PLCH Round cysts ... /FB, LCDD, SS Cyst
Radiologists use many terms to describe areas of decreased density or lucencies within the lung, like
, like cyst, cavity ... a thick wall Cyst ... #Differential #Table ... CavitaryLesion #Cavity #Cyst ... #Lung #Pulmonary
The fourth pattern includes abnormalities that result in decreased lung attenuation or air-filled lesions.
These include:
- Emphysema
-
- Emphysema - Lung ... cysts (LAM, LIP ... #Diagnosis #Radiology ... #Pulmonary #CTChest ... TractionBronchiectasis #Cysts
Echinococcus Life Cycle
1) Adult in small intestine eggs
2) Embryonated egg in feces
3) Oncosphere hatches; penetrates intestinal
wall 4) Hydatid cyst ... organs (commonly liver ... and lung) 5) Protoscolex ... from cyst 6) Scolex ... Echinococcus #LifeCycle #diagnosis
CAVITY – a useful mnemonic for the causes of a cavitating lung mass.

C = cancer
of a cavitating lung ... - bronchogenic cyst ... #Diagnosis # ... #Differential #Lung ... #Pulmonary
There is a hydropneumothorax.
Notice the air-fluid level (blue arrow).
The upper lobe is still attached to the
There is a lung ... cyst in the upper ... is a possible diagnosis ... airways leading to pulmonary ... cyst formation