24 results
Vasculitis: In this instance, the vasculitic skin lesions were secondary to Haemophilus endocarditis.
Photo credit, Josh Fierer,
skin lesions were ... UCSD Catalog of Clinical ... Images #Clinical ... #Photo #Dermatology ... #SkinRash #Vasculitis
Quick review on streptococcal skin infections. 

Images from dermnet.nz

#diagnosis #clinical #differential #dermatology #skinrash #skin
streptococcal skin ... #diagnosis #clinical ... #differential # ... dermatology #skinrash ... #skin
Vascular Skin Lesions - Differential Diagnosis Algorithm
 - Petechiae < 0.2 cm diameter
 - Purpura 0.2
Vascular Skin Lesions ... - Differential ... discolorations of skin ... #SkinRash #dermatology ... #Differential #
Skin Ulcers of the Lower Legs / Feet - Differential Diagnosis Algorithm
Physical:
• Pressure
• Trauma
• Radiation
Vascular:
• Arterial
Skin Ulcers of the ... Legs / Feet - Differential ... insufficiency • Vasculitis ... Ulcers #ulcerative #skinrash ... #dermatology #Differential
Characteristic features of the rash are:

-Rough texture (like sandpaper)
-Worse in the skin folds e.g. groin, axilla,
-Worse in the skin ... folds e.g. groin ... Pastia’s lines) #Clinical ... #Dermatology #Peds ... #Pediatrics #SkinRash
Skin Ulcers by Etiology - Differential Diagnosis Algorithm
Physical:
 • Trauma
 • Pressure
 • Radiation
Vascular:
 • Arterial
Skin Ulcers by Etiology ... - Differential ... insufficiency • Vasculitis ... Ulcers #ulcerative #skinrash ... #dermatology #Differential
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
Purpura - Differential ... purple, hemorrhagic skin ... deficiency • Liver ... #Diagnosis #hematology ... #nonpalpable #dermatology
Pyoderma Gangrenosum: Autoimmune disorder resulting in a vasculitis which causes slowly progressive 
ulceration of the skin.
resulting in a vasculitis ... ulceration of the skin ... Images #Clinical ... #Photo #Dermatology ... #SkinRash #Pyoderma
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
Dermatologic Manifestations ... Rarely dominate the clinical ... reticularis Differential ... #Dermatologic ... Polyangiitis #GPA #dermatology
Causes of Bleeding / Bruising - Differential Diagnosis Algorithm
Thrombocytopenia - Quantitative Defect
 • Decreased Production
 •
Bleeding / Bruising - Differential ... Rare • Drugs (e.g ... • Steroids • Vasculitis ... Iatrogenic) • Liver ... Algorithm #Causes #Hematology