16 results
Differential diagnosis of Langerhans cell histiocytosis.
Nodular LCH:
- Sarcoidosis: perilymphatic distribution.
- Metastases: random distribution.
Cystic LCH:
- LAM: round
Nodular LCH: - Sarcoidosis ... : 'signet ring sign ... central dot. - LIP #Clinical ... #Diagnosis #Radiology ... Comparison #Table #RadiologyAssistant
Septic emboli
Septic emboli usually present as multiple ill-defined nodules.
In about 50% cavitation is seen.
CT demonstrates more
can suggest the diagnosis ... feeding vessel sign ... feeding vessel sign ... #Clinical #Radiology ... SepticEmboli #Cavity #RadiologyAssistant
Heart failure with Reduced Ejection Fraction (HFrEF)
Clinical Presentation
1. Typical symptoms: dyspnea, orthopnea paroxysmal noctumal dyspnea, fatigue,
Fraction (HFrEF) Clinical ... : weight gain, lung ... HFrEF may lack lung ... un lymphatic Diagnostic ... #management #cardiology
Based on the images alone, it is usually not possible to determine the cause of the
chronic illness, clinical ... interstitial lung ... #Clinical #Diagnosis ... #Radiology #CXR ... Consolidation #Causes #RadiologyAssistant
Myasthenia Gravis Overview

Myasthenia Gravis is an autoimmune disorder of the postsynaptic neuromuscular junction.  Ab to
Ocular- 50%: Ptosis ... myasthenia Diagnosis ... test - Cogan sign ... - Peek sign ... #management #neurology
Behçet's Syndrome
Systemic disease associated with inflammation of multiple organs, small-vessel vasculitis and large-vessel vasculopathy
Epidemiology:
 • Young
association • M > F Clinical ... ulceration • Ocular ... skin injury) • Neurologic ... Behcet syndrome (Clinical ... #management #signs
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
Giant cell arteritis (GCA)

Giant cell arteritis (GCA) definition: Most common systemic inflammatory vasculitis in older adults
with systemic, neurologic ... Diagnosis = clinical ... systemic sx + signs ... GCA #Temporal #Signs ... #Management
On the left we see focal irregular septal thickening in the right upper lobe in a
that support this diagnosis ... lymph nodes and a nodular ... lesion in the left lung ... #Clinical #Radiology ... Carcinomatosis #RadiologyAssistant
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 ... the differential diagnostic ... #Clinical #Radiology ... IntersitialEdema #Septal #RadiologyAssistant