48 results
Differential diagnosis of Langerhans cell histiocytosis.
Nodular LCH:
- Sarcoidosis: perilymphatic distribution.
- Metastases: random distribution.
Cystic LCH:
- LAM: round
: 'signet ring sign ... Clinical #Diagnosis #Radiology ... #CTChest #Cystic ... #Cysts #Differential ... #Comparison #Table
On the left we see a chest film with a typical finger-in-glove shadow.
The HRCT shows focal
with a typical finger-in-glove ... setting (asthma and ... #Clinical #Radiology ... #CXR #CTChest # ... FingerInGlove #Sign
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
Differential diagnosis ... in interstitial lung ... low attenuation (table ... is interstitial lung ... #Diagnosis #Radiology
Primary Bone Tumors - Differential Diagnosis Algorithm 

Metastatic - Most common tumour in adults
 - Breast
- Differential ... - Thyroid - Lung ... Cyst Malignant ... Diagnosis #Algorithm #Orthopedics ... Causes #Oncology #Radiology
Radiologists use many terms to describe areas of decreased density or lucencies within the lung, like
we describe a chest ... visible wall #CXR ... #Lucency #Differential ... #Table #CavitaryLesion ... #Diagnosis #Radiology
Diagram of different types of bone tumors that can occur around the knee on XRay -
different types of bone ... sequestrum, cloaca, and ... blade of grass sign ... #Differential # ... Radiology #XRay
Diagram of different types of bone tumors that can occur around the knee on XRay
Age <
bone cyst • Osteoid ... sequestrum, cloaca, and ... blade of grass sign ... #Differential # ... Diagnosis #Radiology
There is a hydropneumothorax.
Notice the air-fluid level (blue arrow).
The upper lobe is still attached to the
attached to the chest ... cyst in the upper ... formation and pneumothorax ... #Clinical #Radiology ... #CXR #Pneumothorax
Estimated Medical Radiation Doses for 5 Year-Old Child

3-view ankle	0.0015 mSv	1/14th CXRs
2-view chest	0.02 mSv	1 CXRs
Anteroposterior and lateral
2-view chest 0.02 ... and lateral abdomen ... 99m radionuclide bone ... #PatientInfo #Radiology ... Nuclear #Comparison #Table
Septic emboli
Septic emboli usually present as multiple ill-defined nodules.
In about 50% cavitation is seen.
CT demonstrates more
feeding vessel sign ... feeding vessel sign ... densities iin the left lung ... #Clinical #Radiology ... #CXR #CTChest #