20 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
Pulmonary Embolism on POCUS Echocardiogram

Mid 30's female with chest pain/dyspnea.  Triage EKG (no prior).
's female with chest ... Differential/diagnosis ... RV, McConnell's sign ... A4c #clinical #cardiology ... #McConnells #sign
Features That Differentiate Acute Pericarditis from Myocardial Ischemia or Infarction and Pulmonary Embolism

In contrast to the
Features That Differentiate ... associated with rheumatologic ... Pericarditis #Symptoms #Signs ... #Presentation #comparison ... #Table #Diagnosis
Inflammatory Myopathies
Dermatomyositis
 • Onset: Subacute
 • Pattern: Proximal
 • CK: Up to 50X ULN
 • Autoantibodies:
heliotrope, shawl sign ... Associated Features: Diagnosis ... Inflammatory #Myopathies #differential ... #diagnosis #comparison ... #rheumatology #
Medial Meniscus Bucket Handle Tear - MSK Radiology
Imaging Findings:
 • Truncation of the medial meniscus on
Handle Tear - MSK Radiology ... sign" is seen on ... Differential diagnosis ... mri #clinical #Radiology ... #diagnosis #msk
Hodgkin's Lymphoma vs Non-Hodgkin's Lymphoma - Comparison

Hodgkin's Lymphoma:
 • Epidemiology: young adults 20-30, older 50-70
 •
Non-Hodgkin's Lymphoma - Comparison ... underarms, or chest ... Malignancies (eg CML ... #differential # ... hematology
Gout (Gouty Arthritis) - MSK Radiology
Imaging Findings:
 • Eccentric soft-tissue densities surrounding the third proximal interphalangeal
Arthritis) - MSK Radiology ... mass and NO prior signs ... Differential diagnosis ... mri #clinical #Radiology ... #rheumatology
ANTI-MDA5 DERMATOMYOSITIS

Cutaneous manifestations:
• Periorbital heliotrope (blue-purple) rash with edema
• Erythematous rash on the face, or the
(in a V-sign), ... shoulders (in a shawl sign ... Inverse Gottron’s sign ... Dermatomyositis #rheumatology ... #dermatology #diagnosis
STEMI Equivalents on ECG
 • Conventional STEMI - Elevation of ST segment at (or 40-60 ms
V2 • Wellens sign ... pain • Wellens sign ... Equivalents #ECG #EKG #diagnosis ... #differential # ... cardiology #electrocardiogram
Behçet's Syndrome
Systemic disease associated with inflammation of multiple organs, small-vessel vasculitis and large-vessel vasculopathy
Epidemiology:
 • Young
artery aneurysms Diagnosis ... Behcet disease) Differential ... Diagnosis: • Genital ... #management #signs ... #symptoms #rheumatology