32 results
Low Attenuation pattern 
1. Lymphangiomyomatosis (LAM): uniform cysts in woman of child-bearing age; no history of
(LAM): uniform cysts ... effusion; sometimes pneumothorax ... bizarre shaped cysts ... Radiology #HRCT #CTChest ... Comparison #Table #RadiologyAssistant
Differential diagnosis of Langerhans cell histiocytosis.
Nodular LCH:
- Sarcoidosis: perilymphatic distribution.
- Metastases: random distribution.
Cystic LCH:
- LAM: round
Differential diagnosis ... : round cysts, evenly ... #Radiology #CTChest ... #Cystic #Cysts ... Comparison #Table #RadiologyAssistant
On the left three different patients with lung cysts.
From left to right: Lymphangiomyomatosis, LIP and Langerhans
patients with lung cysts ... #Clinical #Diagnosis ... #Radiology #CTChest ... #Cystic #Comparison ... Histiocytosis #RadiologyAssistant
There is a hydropneumothorax.
Notice the air-fluid level (blue arrow).
The upper lobe is still attached to the
attached to the chest ... There is a lung cyst ... is a possible diagnosis ... leading to pulmonary cyst ... Lymphangioleiomyomatosis #LAM #RadiologyAssistant
Cavities frequently arise within a mass or an area of consolidation as a result of necrosis.
We
between cavities and cysts ... differentiate them from cysts ... Cysts occur without ... Cysts usually contain ... #Cavity #Cyst #
Key findings in Lymphangiomyomatosis:
Numerous thin-walled cysts, surrounded by normal parenchyma.
Cysts range from 2mm to 5cm in
Numerous thin-walled cysts ... Cysts range from ... Cysts are distributed ... thickness of the cysts ... #RadiologyAssistant
The fourth pattern includes abnormalities that result in decreased lung attenuation or air-filled lesions.
These include:
- Emphysema
-
Emphysema - Lung cysts ... #Diagnosis #Radiology ... #Pulmonary #CTChest ... TractionBronchiectasis #Cysts ... Emphysema #SignetRing #RadiologyAssistant
HRCT findings in Langerhans cell histiocytosis:
Early stage:
- Small irregular or stellate nodules in centrilobular location.
Late stage
airspaces Cysts ... predominance. - Recurrent pneumothorax ... There are no cysts ... Clinical #Radiology #CTChest ... Histiocytosis #RadiologyAssistant
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 ... seen and in many cases ... #Differential #RadiologyAssistant
Pseudobladder of large Ovarian Cyst in Torsion on POCUS - Sagittal View

Young female with sudden pelvic
large Ovarian Cyst ... Large rt ovarian cyst ... midline ovarian cyst ... bladder from ov cyst ... Pseudobladder #Ovarian #Cyst