18 results
Maculopapular - Diagnostic Algorithm
Pathophysiology:
- Catch-all term with a wide range of potential pathophysiologic mechanisms and causative
Ill-appearing, vital sign ... #Dermatology #Rash ... Maculopapular #Scaling #Color ... Targetoid #Algorithm #Differential ... #Ddxof
Dermatological semiology of Cutaneous Vasculitis 

Clinicopathologic correlations
 • Purpura, papules, pustules, necrosis: involvement of small vessels
disease (10%) : SLE ... #dermpath #dermatology ... #semiology #signs ... #lesions #diagnosis ... #clinical #manifestations
Shawl sign poikiloderma in Dermatomyositis

Poikiloderma in general is a common finding in older individuals with chronic
Shawl sign poikiloderma ... violaceous in color ... along with other signs ... RashDecisionz #Shawl #sign ... #Clinical #Photo
Clinical Features of Systemic Lupus (SLE)
General: Fever (50%), Depression, Fatigue (75%), Weight loss (50%)
Eye: Sjögrens (15%)
Skin
Clinical Features ... Photosensitivity, Butterfly rash ... , Vasculitis, Purpura ... erythematosus #signs ... #symptoms #diagnosis
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
- Differential ... mucositis - Rash ... purpura: strong sign ... , and SLE) • Urinalysis ... differential #diagnosis
Lymphocutaneous Sporotrichiosis Infection

Landscaper w/ painless nodular rash of arm present for months wax and wane; diagnosis?
Lymphocutaneous
painless nodular rash ... wax and wane; diagnosis ... painless, no systemic signs ... biopsy preferred Differential ... #photo #hand
Secondary Syphilis Rash
Secondary syphilis is the most contagious of all the stages of this disease, and
Secondary Syphilis Rash ... The signs and symptoms ... ▪ “Rash” (75% ... #Diagnosis #Clinical ... #Photo #Dermatology
Poikiloderma of Civatte (Photodamage Poikiloderma)

Poikiloderma in general is a common finding in older individuals with chronic
violaceous in color ... along with other signs ... #Photodamage #Rash ... #Dermatology #Clinical ... #Photo #Neck
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Vasculitis - Differential ... Differential Diagnosis ... diseases, such as SLE ... purpura: Strong sign ... , mucositis • Rash
Dermatomyositis (DM) and Polymyositis (PM): Pathogenesis and clinical findings
Elevated Antinuclear Antibodies: Anti-Jo-1, Anti-OJ, Anti-Mi2, Anti-SRP, Anti-EJ,
Pathogenesis and clinical ... -> Heliotrope Rash ... Polymyositis #PM #Diagnosis ... Pathophysiology #Signs ... #Symptoms #Vasculitis