9 results
Cutaneous and Systemic Findings in Dermatomyositis
Cutaneous Findings:
 - Heliotrope sign and edema
 - Nail-fold changes
 -
- Heliotrope sign ... Poikiloderma and V-neck sign ... or shawl sign ... - Gottron's sign ... scale - Holster sign
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
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 #
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
Anti-NXP-2 Dermatomyositis

What?
DM with generalized subcutaneous edema
Pts have more myalgias, more severe weakness, and an increased prevalence
chest (in a V-sign ... shoulders (in a shawl sign ... Non-small-cell lung ... #diagnosis #management ... #rheumatology #
Giant cell arteritis (GCA)

Giant cell arteritis (GCA) definition: Most common systemic inflammatory vasculitis in older adults
systemic sx + signs ... very remarkable w/differential ... them, but urgent rheumatology ... GCA #Temporal #Signs ... Symptoms #Diagnosis #Management
Autoimmune Myositis - Differential Diagnosis Framework

Inflammatory Myopathies: Commonly symmetric proximal muscle weakness, no substantial muscle pain
Autoimmune Myositis - Differential ... RP-ILD), dermato-rheumatologic ... papules and Gottron sign ... ) • Shawl sign ... #differential #
Handlebar Traumatic Injury 
Young girl presents to you after low energy, helmeted bicycle accident. Her vitals
guarding/peritoneal signs ... May have vital signs ... SIGNS: (alluding ... CULLENS SIGN --> ... GREY TURNER SIGN
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Vasculitis - Differential ... Vasculitis Differential ... purpura: Strong sign ... Multinucleated giant cells ... #Diagnosis #Rheumatology