14 results
Idiopathic Inflammatory Myopathies - 
Dermatomyositis (DM), Immune-Mediated Necrotizing Myopathy (IMNM), Antisynthetase Syndrome (ASS), Inclusion Body Myositis
Myopathies - Dermatomyositis ... Idiopathic #Myopathy #Comparison ... #Managment #algorithm ... #Rheumatology #
Psoriasiform Scalp Findings in Dermatomyositis

Scalp: DM patients can present with a psoriasiform scalp eruption characterized redness,
the presenting sign ... in some cases. ... Psoriasiform #Scalp #sign ... #SkinRash #Dermatomyositis ... Dermatology #Clinical #Photo
Dermatomyositis
A middle-aged man describes progressive difficulty combing his hair and rising from a seated position over
Dermatomyositis ... This is a case of dermatomyositis ... 1) heliotrope rash ... , 2) shawl sign, ... Papules #Clinical #Photo
ANTI-MDA5 DERMATOMYOSITIS

Cutaneous manifestations:
• Periorbital heliotrope (blue-purple) rash with edema
• Erythematous rash on the face, or the
(blue-purple) rash ... chest (in a V-sign ... shoulders (in a shawl sign ... Inverse Gottron’s sign ... #rheumatology #
Autoimmune Myositis
Necrotizing myopathy is associated with higher CK levels, greater level of muscle weakness, less systemic
Dermatomyositis ... can present with rash ... , Shaw sign, holster ... sign, and Gottron's ... Myositis #diagnosis #rheumatology
Holster Sign in Dermatomyositis

Interestingly, poikiloderma and violaceous erythema can occur in sun protected areas as well
Holster Sign in ... Dermatomyositis ... #Thighs #SkinRash ... #Dermatomyositis ... Dermatology #Clinical #Photo
Myositis and Myopathies
Polymyositis 
 • Progressive, symmetric muscle weakness 
 • Elevated CK, +Anti-Jo, +Anti-Mi2
Dermatomyositis
Anti-Jo, +Anti-Mi2 Dermatomyositis ... muscle weakness, rash ... pain and/or joint aches ... differential #diagnosis #comparison ... #rheumatology
Dermatomyositis with heliotrope rash, shawl sign, and Gottron's papules

A middle-aged man describes progressive difficulty combing his
Dermatomyositis ... with heliotrope rash ... 1) heliotrope rash ... #heliotrope #skinrash ... dermatology #clinical #photo
Shawl sign poikiloderma in Dermatomyositis

Poikiloderma in general is a common finding in older individuals with chronic
Shawl sign poikiloderma ... along with other signs ... RashDecisionz #Shawl #sign ... #Rash #Dermatomyositis ... Dermatology #Clinical #Photo
Inflammatory Myopathies
Dermatomyositis
 • Onset: Subacute
 • Pattern: Proximal
 • CK: Up to 50X ULN
 • Autoantibodies:
Inflammatory Myopathies Dermatomyositis ... heliotrope, shawl sign ... differential #diagnosis #comparison ... #rheumatology #