25 results
Differential diagnosis of Langerhans cell histiocytosis.
Nodular LCH:
- Sarcoidosis: perilymphatic distribution.
- Metastases: random distribution.
Cystic LCH:
- LAM: round
: 'signet ring sign ... emphysema: no walls ... central dot. - LIP #Clinical ... #Diagnosis #Radiology ... #Cysts #Differential
Tree in Bud Sign
The Tree-in-Bud sign represents Endobronchial spread in a linear branching pattern and centrilobular
Tree in Bud Sign ... The Tree-in-Bud sign ... Bud #TreeInBud #Sign ... #diagnosis #clinical ... #pathophysiology
Pes Anserine Bursitis - MSK Radiology
Imaging Findings:
 • T2-hyperintense fluid-like signal along the medial aspect of
- MSK Radiology ... include bursal wall ... Differential diagnosis ... #mri #clinical ... #msk
Scapholunate Dissociation
The spacing between all carpal bones should be 1-2 mm, look for the "Terry Thomas"
"Terry Thomas" sign ... ("Terry Thomas sign ... 1 week MH/CCF ... Scaphoid #Carpal #Radiology ... Orthopedics #Sports #MSK
Bronchiectasis is defined as localized bronchial dilatation.
The diagnosis of bronchiectasis is usually based on a combination
dilatation (signet-ring sign ... ) - bronchial wall ... A signet-ring sign ... bronchitis, COPD and cystic ... #Differential #
Galeazzi Fracture 
Fracture of distal radial shaft with distal radial-ulnar joint disruption. Remember “MUGR” to recall
Radius fracture will ... be obvious; signs ... of DRUJ MH/CCF ... Radial #Distal #Radiology ... #Orthopedics #MSK
Triquetral Fracture
The triquetrum is the second most commonly fractured carpal bone. Look for the "pooping duck
"pooping duck sign ... "pooping duck sign ... • Mechanism: Fall ... 1 week MH/CCF ... Orthopedics #Sports #MSK
Supracondylar Elbow Fracture
• Most common elbow fracture in children, peak age 5-7 
• When looking at
anterior sail sign ... • Mechanism: Fall ... can't make A-OK sign ... Elbow #Humerus #Radiology ... #Orthopedics #MSK
Differential diagnosis of the reversed halo sign (RHS). AIA, angioinvasive aspergillosis; AIS, adenocarcinoma in situ; COP,
Differential diagnosis ... reversed halo sign ... pneumonia; PZ, pulmonary ... #Diagnosis #Pulmonary ... #Radiology #RHS
Pott's Disease in Tuberculosis - Diagnosis and Management Summary
Epidemiology:
 - Typically from TB endemic areas
 -
extrapulmonary cases Clinical ... Signs/Symptoms: ... may range from a few ... years - May have signs ... decreased reflexes Pathophysiology