11 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 ... #Comparison #Table
Pulmonary Embolism on POCUS Echocardiogram

Mid 30's female with chest pain/dyspnea.  Triage EKG (no prior).
's female with chest ... Differential/diagnosis ... RV, McConnell's sign ... #A4c #clinical ... #cardiology #McConnells
Diagnostic approach to the admitted patient with possible COVID-19

Initial evaluation
- Chest X-ray
- Lung ultrasound (thorough "lawn-mower"
X-ray - Lung ultrasound ... - CBC with differential ... diagnostics as clinically ... indicated (e.g. echocardiogram ... iBookCC #COVID19 #algorithm
Head Cheese Sign on Chest CT
 • Juxtaposition of distinct radiographic areas of low, normal and
Head Cheese Sign ... distinct radiographic areas ... #CT #Lung #Pulmonary ... #diagnosis #radiology ... #clinical
Cavities frequently arise within a mass or an area of consolidation as a result of necrosis.
We
In the differential ... the surrounding lung ... #Clinical #Diagnosis ... #Radiology #CTChest ... Cyst #Emphysema #Comparison
PA view
On the PA chest-film it is important to examine all the areas where the lung
view On the PA chest-film ... examine all the areas ... the silhouette sign ... #Clinical #Anatomy ... #Radiology #CXR
Chronic hypersensitivity pneumonitis (2)
The case on the left shows an inspiratory and expiratory scan: the mosaic
Signs of fibrosis ... mid and lower lung ... included in the differential ... #Clinical #Radiology ... #CTChest #Chronic
UIP with honeycombing (left) and chronic HP (right)
Differential diagnosis of Hypersensitivity Pneumonitis.
Subacute stage:
- RB-ILD: seen in
chronic HP (right) Differential ... throughout the whole lung ... #Clinical #Diagnosis ... #Radiology #CTChest ... #UIP #Comparison
CT will also demonstrate signs of congestive heart failure.
On the image on the left notice the
also demonstrate signs ... dependent part of the lungs ... be high in the differential ... #Clinical #Radiology ... #CTChest #CHF #
he CT shows a lesion that originates in the lung.
Many would have a lungcancer on the
originates in the lung ... the top of their differential ... the comet tail sign ... #Clinical #Radiology ... #CTChest #RoundedAtelectasis