22 results
Vasculitis: In this instance, the vasculitic skin lesions were secondary to Haemophilus endocarditis.
Photo credit, Josh Fierer,
the vasculitic skin ... lesions were secondary ... Photo credit, Josh ... Goldberg, M.D. - UCSD ... #Dermatology #SkinRash
Pruritus - Generalized Differential Diagnosis Algorithm - Systemic and Primary Causes
== Primary Skin Lesions ==
Macules /
Diagnosis Algorithm ... Lesions == Macules ... Pruritus #primary #secondary ... #generalized #dermatology ... #causes
Pyoderma Gangrenosum: Autoimmune disorder resulting in a vasculitis which causes slowly progressive 
ulceration of the skin.
vasculitis which causes ... ulceration of the skin ... frequently mistaken for cellulitis ... Images #Clinical #Photo ... #Dermatology #SkinRash
Vascular Skin Lesions - Differential Diagnosis Algorithm
 - Petechiae < 0.2 cm diameter
 - Purpura 0.2
Vascular Skin Lesions ... - Differential ... Diagnosis Algorithm ... Vasculitis #SkinRash #dermatology ... #causes
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
Reactive Skin Rash - Differential Diagnosis Algorithm
Reactive erythematous with various morphology
 • Urticaria - Firm /
Reactive Skin Rash ... - Differential ... Multiforme - Target lesions ... Reactive #SkinRash #dermatology ... #causes
Pruritus - Primary Skin Lesion - Differential Diagnosis Algorithm
Macules / Papules / Plaques:
 • Xerosis (dry
Pruritus - Primary Skin ... Lesion - Differential ... Diagnosis Algorithm ... Pruritus #primary #dermatology ... #causes
Dematoses in Pregnancy - Specific Skin Conditions
Non-Pruritic
 • Pustular psoriasis of pregnancy
 • Impetigo Herpetiformis
Pruritic -
Lesion • Pemp ... pregnancy #rash #dermatology ... #Differential # ... Diagnosis #Algorithm ... #causes
Pustular Skin Rash - Differential Diagnosis Algorithm
Pruritic / Scaly / Erythematous lesions, usually poorly demarcated
Acneiform -
Pustular Skin Rash ... - Differential ... Diagnosis Algorithm ... / Erythematous lesions ... Pustular #SkinRash #dermatology
Infectious Joint Pain - Differential Diagnosis Algorithm 
Polyarticular Join Pain
 • Viral Myalgia
 • Viral Arthritis
Diagnosis Algorithm ... Tenosynovitis) • Secondary ... Papules & Mucosal Lesions ... Peri-Articular • Cellulitis ... #Orthopedics #Causes