14 results
Differential diagnosis of Langerhans cell histiocytosis.
Nodular LCH:
- Sarcoidosis: perilymphatic distribution.
- Metastases: random distribution.
Cystic LCH:
- LAM: round
: 'signet ring sign ... central dot. - LIP #Clinical ... #Diagnosis #Radiology ... #CTChest #Cystic ... Differential #Comparison #Table
Mosaic Attenuation on Chest CT
 • Variable attenuation seen on a chest CT in a lobular
CT in a lobular ... , HP, COP https ... Attenuation #CT #Lung #Pulmonary ... #diagnosis #radiology ... #clinical
Cavitary Lesion with Air-Fluid Level on Chest XRay

70+ year old man with PMH of latent TB
Air-Fluid Level on Chest ... original CXR Labeled ... Cavitary #CXR #ChestXRay ... #Clinical #Pulmonary ... #Radiology #AirFluidLevel
On the left some diseases with a nodular pattern.
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary
diseases with a nodular ... #Clinical #Diagnosis ... #Radiology #Pulmonary ... #CTChest #Nodular ... Differential #Comparison #Table
Atoll Sign (Reverse-Halo Sign) on Chest CT
 • Central GGO surrounded by a crescentic or circumferential
Sign) on Chest ... consolidation • DDx: COP ... #CT #Lung #Pulmonary ... #diagnosis #radiology ... #clinical
Air Crescent Sign on Chest CT
 • Crescentic or circumferential rim of radiolucent airspace within a
Air Crescent Sign ... consolidation or nodular ... #CT #Lung #Pulmonary ... #diagnosis #radiology ... #clinical
Differential diagnosis of Lymphangitic Carcinomatosis. 
On the left multiple diseases showing septal thickening:
1. Lymphangitic carcinomatosis: irregular
Cardiogenic pulmonary ... demarcated secondary lobeles ... #Clinical #Radiology ... #Pulmonary #CTChest ... Differential #Comparison #Table
McConnell's Sign on POCUS Echocardiogram - PSAX
Positive McConnell's Sign (hypokinetic RV with apical sparing) indicates acute
McConnell's Sign ... highly specific for pulmonary ... infarct & acute chest ... Echocardiogram #PSAX #clinical ... #cardiology #labeled
McConnell's sign on POCUS Echocardiogram

An otherwise healthy male presents with pleuritic chest pain.  
Hypokinetic RV
McConnell's sign ... with pleuritic chest ... likely from a pulmonary ... Echocardiogram #clinical ... #cardiology #labeled
McConnell's Sign on POCUS Echocardiogram

2 patients w/ different diagnoses.  Both demonstrate an apical 4-chamber view
strain related to pulmonary ... infarct or acute chest ... Echocardiogram #clinical ... #cardiology #a4c ... #labeled