30 results
The fourth pattern includes abnormalities that result in decreased lung attenuation or air-filled lesions.
These include:
- Emphysema
-
result in decreased lung ... - Lung cysts (LAM ... #Diagnosis #Radiology ... LowAttenuation #Differential ... #SignetRing #RadiologyAssistant
Differential diagnosis of Langerhans cell histiocytosis.
Nodular LCH:
- Sarcoidosis: perilymphatic distribution.
- Metastases: random distribution.
Cystic LCH:
- LAM: round
Differential diagnosis ... : 'signet ring sign ... Centrilobular emphysema ... central dot. - LIP #Clinical ... #Diagnosis #Radiology
Upper lung zone preference is seen in:
- Inhaled particles: pneumoconiosis (silica or coal)
- Smoking related diseases
Upper lung zone ... (centrilobular emphysema ... Pulmonary edema #Diagnosis ... HRCT #ChestCT #Differential ... #Upper #Lower #RadiologyAssistant
Cavities frequently arise within a mass or an area of consolidation as a result of necrosis.
We
diagnosis there ... the surrounding lung ... #Clinical #Diagnosis ... #Radiology #CTChest ... #Comparison #RadiologyAssistant
Paraseptal emphysema is localized near fissures and pleura and is frequently associated with bullae formation (area
Paraseptal emphysema ... is localized near ... compression of adjacent lung ... #Clinical #Radiology ... ParaseptalEmphysema #RadiologyAssistant
Hilar and mediastinal lymphadenopathy
In sarcoidosis the common pattern is right paratracheal and bilateral hilar adenopathy ('1-2-3-sign').
In
adenopathy ('1-2-3-sign ... In lung carcinoma ... #Diagnosis #Radiology ... Lymphadenopathy #Differential ... #RadiologyAssistant
Bilateral B-Lines in case of Pneumonia on Lung POCUS

Young healthy pt with fever/dyspnea. POCUS lung exam
POCUS lung exam ... Differential Bilat ... partially seen shred sign ... NOT definitively diagnose ... #POCUS #clinical
Pulmonary Embolism on POCUS Echocardiogram

Mid 30's female with chest pain/dyspnea.  Triage EKG (no prior).
Differential/diagnosis ... RV, McConnell's sign ... Echocardiogram #A4c #clinical ... #cardiology #McConnells ... #sign #ClotInTransit
Septic emboli
Septic emboli usually present as multiple ill-defined nodules.
In about 50% cavitation is seen.
CT demonstrates more
can suggest the diagnosis ... feeding vessel sign ... feeding vessel sign ... #Clinical #Radiology ... SepticEmboli #Cavity #RadiologyAssistant
Bronchiectasis is defined as localized bronchial dilatation.
The diagnosis of bronchiectasis is usually based on a combination
The diagnosis of ... the peripheral lung ... #Diagnosis #Radiology ... Bronchiectasis #Differential ... #RadiologyAssistant