22 results
Erythematous Rashes - THE ALGORITHMIC APPROACH

Characterized by diffuse redness of the skin due to
capillary congestion, erythematous
the Nikolsky sign ... diagnosis includes ... erythematous rash ... #Diagnosis #Dermatology ... #Erythematous #Rash
Petechiae/Purpura - Diagnostic Algorithm. Pathophysiology: 1) Represent the passage of erythrocytes from the intravascular to extravascular
Petechiae/Purpura - Diagnostic ... may be affected (commonly ... renal and pulmonary ... Dermatology #Rash ... #Differential #Ddxof
Maculopapular - Diagnostic Algorithm
Pathophysiology:
- Catch-all term with a wide range of potential pathophysiologic mechanisms and causative
Maculopapular - Diagnostic ... Ill-appearing, vital sign ... New-onset fever with rash ... #Dermatology #Rash ... #Differential #Ddxof
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
polyangiitis (GPA) is common ... disease or more commonly ... Maculopapular rash ... Differential Diagnosis ... #rash #diagnosis
Fluid-filled Rash - Diagnostic Algorithm.  Pustule: 1) Pustules more commonly suggest an infectious process (bacterial,
Fluid-filled Rash ... - Diagnostic Algorithm ... Pustules more commonly ... #Diagnosis #Dermatology ... #Differential #Ddxof
Lymphocutaneous Sporotrichiosis Infection

Landscaper w/ painless nodular rash of arm present for months wax and wane; diagnosis?
Lymphocutaneous
painless nodular rash ... wane; diagnosis ... painless, no systemic signs ... Infection #clinical #photo ... #hand
Secondary Syphilis Rash
Secondary syphilis is the most contagious of all the stages of this disease, and
commonly characterize ... The signs and symptoms ... the palms of the hands ... #Diagnosis #Clinical ... #Photo #Dermatology
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
Dermatomyositis (DM) and Polymyositis (PM): Pathogenesis and clinical findings
Elevated Antinuclear Antibodies: Anti-Jo-1, Anti-OJ, Anti-Mi2, Anti-SRP, Anti-EJ,
-> Heliotrope Rash ... Muscle necrosis, fiber ... Polymyositis #PM #Diagnosis ... Pathophysiology #Signs ... #Symptoms #Vasculitis
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Diagnosis Framework ... Differential Diagnosis ... purpura: Strong sign ... Nodosa: • PAN most commonly ... , mucositis • Rash