10 results
Erythroderma - Diagnostic Algorithm. Pathophysiology: 1) Extensive cutaneous capillary dilation, results in widespread exfoliation of the
Causes: 1) Exfoliative ... #Diagnosis #Dermatology ... #Rash #Erythroderma ... #Differential # ... Ddxof
Maculopapular - Diagnostic Algorithm
Pathophysiology:
- Catch-all term with a wide range of potential pathophysiologic mechanisms and causative
Maculopapular - Diagnostic Algorithm ... Ill-appearing, vital sign ... sulfa-drug - Skin ... #Differential # ... Ddxof
Erythematous Rashes - THE ALGORITHMIC APPROACH

Characterized by diffuse redness of the skin due to
capillary congestion, erythematous
redness of the skin ... the Nikolsky sign ... the Nikolsky sign ... fever or Nikolsky sign ... #Diagnosis #Dermatology
Physiologic Skin Changes in Pregnancy - Differential Diagnosis Algorithm

Face
 • Melasma
Abdomen
 • Linea Nigra 
Hormone induced
in Pregnancy - Differential ... Diagnosis Algorithm ... • Chadwick's sign ... #dermatology #Differential ... #causes
Papulosquamous Skin Rash - Differential Diagnosis Algorithm
Erythrematous or violaceous papules & plaques with overlying scale
 •
Papulosquamous Skin ... Rash - Differential ... Auspitz sign, Koebner's ... Papulosquamous #SkinRash #dermatology ... #causes
Eosinophil Disorders Testing Algorithm
INDICATIONS FOR TESTING:
 • Peripheral blood eosinophilia/hypereosinophilia uncovered incidentally during medical evaluation or
Disorders Testing Algorithm ... organ-specific signs ... symptoms (eg, skin ... #Differential # ... diagnosis #hematology
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Vasculitis - Differential ... purpura: Strong sign ... , mucositis • Rash ... impairment, neurologic deficits ... tract, and often causes
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
Vasculitides - Differential ... vasculitis) - Affects ... tract, and often causes ... mucositis - Rash ... purpura: strong sign
Common Dermatological Conditions - Distribution and Morphology
 • Acne vulgaris - Face, upper back, chest -
associated with signs ... on sun-damaged skin ... honey-colored crusts ... ; pruritis #dermatology ... #rash #differential
Autoimmune Myositis - Differential Diagnosis Framework

Inflammatory Myopathies: Commonly symmetric proximal muscle weakness, no substantial muscle pain
) • Anti-Mi2 (skin ... Symptoms: • Gottron rash ... papules and Gottron sign ... ) • Shawl sign ... statins - probably caused