16 results
Petechiae/Purpura - Diagnostic Algorithm. Pathophysiology: 1) Represent the passage of erythrocytes from the intravascular to extravascular
Petechiae/Purpura - Diagnostic ... may be affected (commonly ... pulmonary #Diagnosis ... #Dermatology #Rash ... #Differential #Ddxof
Dermatomyositis (DM) and Polymyositis (PM): Pathogenesis and clinical findings
Elevated Antinuclear Antibodies: Anti-Jo-1, Anti-OJ, Anti-Mi2, Anti-SRP, Anti-EJ,
Dermatomyositis ... -> Heliotrope Rash ... #PM #Diagnosis ... Pathophysiology #Signs ... #Symptoms #Vasculitis
Holster Sign in Dermatomyositis

Interestingly, poikiloderma and violaceous erythema can occur in sun protected areas as well
Dermatomyositis ... giving rise to a common ... of DM located along ... #Dermatology #Clinical ... #Photo
Mechanic’s Hands in Dermatomyositis

Finally, mechanic’s hands which are common to Anti-synthetase syndrome and another type of
hands which are common ... another type of DM ... of the distal finger ... #Dermatology #Clinical ... #Photo
ANTI-MDA5 DERMATOMYOSITIS

Cutaneous manifestations:
• Periorbital heliotrope (blue-purple) rash with edema
• Erythematous rash on the face, or the
(blue-purple) rash ... • Erythematous rash ... chest (in a V-sign ... #rheumatology #dermatology ... #diagnosis
Shawl sign poikiloderma in Dermatomyositis

Poikiloderma in general is a common finding in older individuals with chronic
Shawl sign poikiloderma ... in general is a common ... #Rash #Dermatomyositis ... #Dermatology #Clinical ... #Photo #Neck
Nail fold Changes in Dermatomyositis

Nail folds can be helpful as well. There are a variety of
fold Changes in Dermatomyositis ... , but the most common ... ones found in DM ... #Dermatology #Clinical ... #Photo #Fingers
Weakness - Differential Diagnosis Framework

Approach To Weakness:
 • Non-neuromuscular disorder (Cardiac, pulmonary etc)
 • CNS ->
- Differential Diagnosis ... polyneuropathy: DM ... Lack of UMN/LMN signs ... sensory changes - Common ... Muscle Biopsy: Dermatomyositis
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
- Differential Diagnosis ... Drug Associated (Commonly ... Associated: (± 100 % Commonly ... mucositis - Rash ... purpura: strong sign
Secondary Syphilis Rash
Secondary syphilis is the most contagious of all the stages of this disease, and
Secondary Syphilis Rash ... commonly characterize ... The signs and symptoms ... #Diagnosis #Clinical ... #Photo #Dermatology