101 results
Differential diagnosis of Langerhans cell histiocytosis.
Nodular LCH:
- Sarcoidosis: perilymphatic distribution.
- Metastases: random distribution.
Cystic LCH:
- LAM: round
central dot. - LIP #Clinical ... #Diagnosis #Radiology ... #CTChest #Cystic ... #Cysts #Differential ... #Comparison #Table
Low Attenuation pattern 
1. Lymphangiomyomatosis (LAM): uniform cysts in woman of child-bearing age; no history of
(LAM): uniform cysts ... multiple round and ... #Clinical #Radiology ... #HRCT #CTChest ... Pattern #Comparison #Table
Low Attenuation pattern (2) 
1. Centrilobular emphysema: low attenuation areas without walls. Notice the centrilobular artery
(LAM): regular cysts ... #Clinical #Radiology ... #HRCT #CTChest ... LowAttenuation #Cystic ... Pattern #Comparison #Table
On the left three different patients with lung cysts.
From left to right: Lymphangiomyomatosis, LIP and Langerhans
patients with lung cysts ... Lymphangiomyomatosis, LIP and ... #Clinical #Diagnosis ... #Radiology #CTChest ... #Cystic #Comparison
Mallet Finger
Absence of a fracture does NOT exclude Mallet finger, the extension function of the DIP
joint needs to be clinically ... Discharge with orthpedic ... #Radiology #XRay ... Diagnosis #Management #Hand ... #Orthopedics #MSK
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 ... the appropriate clinical ... setting (asthma and ... #Clinical #Radiology ... #CXR #CTChest #
Wellens' Syndrome on ECG

A 66-year-old man with hypertension and hyperlipidemia presents after an episode of severe
Wellens' Syndrome on ECG ... with hypertension and ... episode of severe chest ... 143/85, RR 18, and ... #Clinical #Cardiology
Nodular pattern(2)
1. Sarcoidosis: nodules with perilymphatic distribution, along fissures, adenopathy.
2. TB: Tree-in-bud appearance in a patient
before the typical cysts ... #Clinical #Radiology ... #HRCT #CTChest ... Pattern #Comparison #Table
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
Differential diagnosis ... low attenuation (table ... The cystic pattern ... When the cysts have ... #Diagnosis #Radiology
Radiologists use many terms to describe areas of decreased density or lucencies within the lung, like
we describe a chest ... are trying to figger ... #CXR #Lucency #Differential ... #Table #CavitaryLesion ... Pulmonary #Diagnosis #Radiology