24 results
Cutaneous and Systemic Findings in Dermatomyositis
Cutaneous Findings:
 - Heliotrope sign and edema
 - Nail-fold changes
 -
- Heliotrope sign ... or shawl sign ... - Gottron's sign ... - Interstitial lung ... #Diagnosis #Rheumatology
Reversed Halo Sign - Infectious and Non-Infectious Differential Diagnosis
Definition: A focal rounded area of GGO surrounded
Reversed Halo Sign ... Non-Infectious Differential ... , Sarcoidosis, Dermatomyositis ... , Lung adenocarcinoma ... Reverse #Halo #Sign
Pulmonary Pathology and Associated Lung Ultrasound Findings
Pneumothorax:
 - No lung sliding/barcode sign
 - Lung point (hard
sliding/barcode sign ... Consolidations - "Shred" sign ... pleura in severe cases ... #differential # ... diagnosis #signs
ANTI-MDA5 DERMATOMYOSITIS

Cutaneous manifestations:
• Periorbital heliotrope (blue-purple) rash with edema
• Erythematous rash on the face, or the
chest (in a V-sign ... shoulders (in a shawl sign ... Inverse Gottron’s sign ... anti-NXP2 Abs Lung ... #rheumatology #
Connective tissue disease-associated interstitial lung diseases

LIP: lymphoid interstitial pneumonia. NSIP: nonspecific interstitial pneumonia. OP: organizing pneumonia.
disease-associated interstitial lung ... DM/PM : dermatomyositis ... CTILD #Diagnosis #Differential ... Comparison #Table #Pulmonary ... #Rheumatology #
Systemic Sclerosis (Scleroderma)
Multi-system autoimmune disease characterized by vasculopathy and progressive fibrosis of skin and internal organs
3
skin thickening Signs ... calcinosis • Pulmonary ... (interstitial lung ... Scleroderma #SSc #rheumatology ... #diagnosis #signs
Eosinophil Disorders Testing Algorithm
INDICATIONS FOR TESTING:
 • Peripheral blood eosinophilia/hypereosinophilia uncovered incidentally during medical evaluation or
for secondary causes ... eosinophilia (common causes ... organ-specific signs ... Disorders #Algorithm #Differential ... #diagnosis #hematology
Inflammatory Myopathies
Dermatomyositis
 • Onset: Subacute
 • Pattern: Proximal
 • CK: Up to 50X ULN
 • Autoantibodies:
Inflammatory Myopathies Dermatomyositis ... heliotrope, shawl sign ... Inflammatory #Myopathies #differential ... diagnosis #comparison #rheumatology
Bilateral B-Lines in case of Pneumonia on Lung POCUS

Young healthy pt with fever/dyspnea. POCUS lung exam
Bilateral B-Lines in case ... POCUS lung exam ... Differential Bilat ... : Pulmonary edema ... partially seen shred sign
Uncommon Causes of Noncardiogenic Pulmonary Edema (NCPE) - Differential Diagnosis Framework

High Altitude Pulmonary Edema:
 • Accumulation
Edema (NCPE) - Differential ... blood cells in the lung ... • Signs/Symptoms ... • Signs/Symptoms ... - The classic signs