80 results
Vasculitis: In this instance, the vasculitic skin lesions were secondary to Haemophilus endocarditis.
Photo credit, Josh Fierer,
skin lesions were ... Goldberg, M.D. - UCSD ... Catalog of Clinical ... Images #Clinical ... #Photo #Dermatology
Vascular Skin Lesions - Differential Diagnosis Algorithm
 - Petechiae < 0.2 cm diameter
 - Purpura 0.2
Vascular Skin Lesions ... - Differential ... Diagnosis Algorithm ... #SkinRash #dermatology ... #causes
Tinea Versicolor: Scaly well demarcated patches caused by fungal skin infection.

Charlie Goldberg, M.D. - UCSD Catalog
demarcated patches caused ... by fungal skin ... Catalog of Clinical ... Images #Clinical ... #Photo #Dermatology
Ecchymosis: Bluish discoloration of skin caused by bruising with resultant subcutaneous collection
of blood.

Charlie Goldberg, M.D. -
discoloration of skin ... caused by bruising ... Catalog of Clinical ... Images #Clinical ... #Dermatology #Ecchymosis
Pyoderma Gangrenosum: Autoimmune disorder resulting in a vasculitis which causes slowly progressive 
ulceration of the skin.
resulting in a vasculitis ... which causes slowly ... ulceration of the skin ... Images #Clinical ... #Photo #Dermatology
Skin Ulcers of the Lower Legs / Feet - Differential Diagnosis Algorithm
Physical:
• Pressure
• Trauma
• Radiation
Vascular:
• Arterial
Skin Ulcers of the ... Legs / Feet - Differential ... Diagnosis Algorithm ... insufficiency • Vasculitis ... #causes
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
Purpura - Differential ... purple, hemorrhagic skin ... deficiencies - PNH ... Vasculopathy #Purpura #Differential ... #Diagnosis #hematology
Skin Ulcers by Etiology - Differential Diagnosis Algorithm
Physical:
 • Trauma
 • Pressure
 • Radiation
Vascular:
 • Arterial
Skin Ulcers by Etiology ... - Differential ... insufficiency • Vasculitis ... • Bleomycin Hematologic ... #causes
Sclerodactyly: Diffuse thickening of the skin on the hands, in this case due to Scleroderma. 
Note
thickening of the skin ... hands, in this case ... Catalog of Clinical ... Images #Clinical ... #Photo #Dermatology
Causes of Thrombocytopenia - Differential Diagnosis Algorithm
 
Decreased Megakaryopoiesis
 • Aplastic Anemia
 • Toxic Damage (e.g.
Causes of Thrombocytopenia ... - Differential ... Diagnosis Algorithm ... HUS • DIC • Vasculitis ... #Causes #Hematology