11 results
Pruritus - Generalized Differential Diagnosis Algorithm - Systemic and Primary Causes
== Primary Skin Lesions ==
Macules /
Skin Lesions == ... • Xerosis (dry skin ... Skin Lesion / Systemic ... #secondary #systemic ... #generalized #dermatology
Vasculitis Involving the Skin - Differential Diagnosis Framework

Primary: 50% Cutaneous Vasculitis: Leukocytoclastic Vasculitis
Secondary: CTD: SLE, RA
- Differential ... Diagnosis Framework Primary ... Leukocytoclastic Vasculitis Secondary ... #dermatology #rheumatology ... #differential #
Christmas Tree Rash of Pityriasis rosea
 - small oval scaling patches
 - Christmas tree pattern
 -
- long axis of lesion ... parallel to lines of skin ... palms/soles - Differential ... diagnosis: secondary ... #photo #PhysicalExam
Petechiae/Purpura - Diagnostic Algorithm. Pathophysiology: 1) Represent the passage of erythrocytes from the intravascular to extravascular
or disorders of primary ... or secondary hemostasis ... Palpable: 1) If lesions ... vasculiitis. 2) When cutaneous ... #Diagnosis #Dermatology
Primary Dermatological Lesions
Primary lesions are physical changes in the skin considered to be caused directly by
Lesions Primary ... scabitic mite or by cutaneous ... associated with secondary ... #Diagnosis #Dermatology ... #Skin #Primary
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
Purpura - Differential ... purple, hemorrhagic skin ... lesions that result ... leakage of RBC's secondary ... /Quantity: • Primary
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
reddish-purple lesions ... Abnormalities in primary ... or secondary hemostasis ... cryoglobulins • Skin ... Algorithm #Causes #dermatology
Pruritus - No Primary Skin Lesion - Differential Diagnosis Algorithm

Blood Glucose:
 • Diabetes Mellitus
Liver Function Tests/Enzymes:
Pruritus - No Primary ... Skin Lesion - Differential ... #Pruritus #secondary ... #generalized #dermatology ... #Differential #
Scleroderma Like Conditions - Differential Diagnosis
Eosinophilic Fasciitis:
 - Orange peel induration (peau d'orange) of proximal extremities
Like Conditions - Differential ... Systemic Fibrosis: - Secondary ... lesions, or localized ... #Diagnosis #comparison ... #table #dermatology
Cold Agglutinin Disease

3 Types of Cold Sensitive Antibodies:
  1. Cold Agglutinins (CAD)
  2. Donath-Landsteiner
15% of AIHA Primary ... Secondary Cold ... presentation) • Cutaneous ... for anti-C3d and negative ... younger pts) Differential