70 results
Differential diagnosis of Langerhans cell histiocytosis.
Nodular LCH:
- Sarcoidosis: perilymphatic distribution.
- Metastases: random distribution.
Cystic LCH:
- LAM: round
Differential diagnosis ... : 'signet ring sign ... LIP #Clinical #Diagnosis ... #Radiology #CTChest ... Comparison #Table #RadiologyAssistant
HRCT findings in OP
- Bilateral peripheral consolidations, sharply demarcated.
- Consolidations may be migratory.
- Lesions may show
restricted to areas ... carcinoma, the diagnosis ... Clinical #Radiology #CTChest ... #COP #Cryptogenic ... Pneumonia #ILD #RadiologyAssistant
Pulmonary Embolism on POCUS Echocardiogram

Mid 30's female with chest pain/dyspnea.  Triage EKG (no prior).
Embolism on POCUS Echocardiogram ... 's female with chest ... Differential/diagnosis ... RV, McConnell's sign ... cardiology #McConnells #sign
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 ... Radiology #CXR #CTChest ... SepticEmboli #Cavity #RadiologyAssistant
Aphasia - Pathophysiology and Clinical Findings
Broca's Aphasia - Expressive language impairment: non-Fluent
 - Sensory speech areas
Aphasia - Pathophysiology ... Sensory speech areas ... of nearby motor areas ... deficits #Aphasia #Pathophysiology ... #diagnosis #signs
Total Anomalous Pulmonary Venous Return (TAPVR)
 • Introduction
 • Classification
 • Pathophysiology of TAPVR
 • Presentation
Classification • Pathophysiology ... PVO Present • Diagnosis ... • Chest XRay: ... Classic “snowman sign ... Return #TAPVR #diagnosis
Bronchiectasis is defined as localized bronchial dilatation.
The diagnosis of bronchiectasis is usually based on a combination
The diagnosis of ... A signet-ring sign ... chronic bronchitis, COPD ... #Diagnosis #Radiology ... #Differential #RadiologyAssistant
Giant Cell (Temporal) Arteritis: Pathogenesis and investigations
Risk Factors:
 - Unclear environmental triggers (may be viral, not
yrs old; F>M Signs ... - High serum CRP ... Temporal #Arteritis #Pathophysiology ... #Diagnosis #Signs
Diagnostic approach to the admitted patient with possible COVID-19

Initial evaluation
- Chest X-ray
- Lung ultrasound (thorough "lawn-mower"
Diagnostic approach ... evaluation - Chest ... C-reactive protein (CRP ... indicated (e.g. echocardiogram ... algorithm #schema #Diagnosis
Truncus Arteriosus
 • Basic Information
 • Embryology
 • Associated anomalies
 • Pathophysiology/Presentation
 • Pre-operative management
 •
anomalies • Pathophysiology ... Classification • Classic Chest ... Outcomes • Post-op ... Truncus #Arteriosus #diagnosis