16 results
Vasculitis: In this instance, the vasculitic skin lesions were secondary to Haemophilus endocarditis.
Photo credit, Josh Fierer,
skin lesions were ... secondary to Haemophilus ... Photo credit, Josh ... Images #Clinical ... #Photo #Dermatology
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 ... frequently mistaken for cellulitis ... #Photo #Dermatology
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
purple, hemorrhagic skin ... leakage of RBC's secondary ... Thrombocytopenia: ITP • Secondary ... deficiency • Liver ... #nonpalpable #dermatology
Vibrio Vulnificus skin infection
Cirrhosis w/recent consumption of raw oysters w/rapidly evolving rash. 
Vibrio vulnificus part of
Vibrio Vulnificus skin ... marine microbiota & causes ... in 5 BC as foot cellulitis ... #dermatology #legs ... #clinical #photo
Secondary Syphilis Rash
Secondary syphilis is the most contagious of all the stages of this disease, and
Skin rash and malaise ... ) ▪ Malaise, fever ... resembling rashes caused ... Rash #Diagnosis #Clinical ... #Photo #Dermatology
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Causes of Petechial ... in primary or secondary ... Red Flags: • Fever ... cryoglobulins • Skin ... #dermatology #physicalexam
Cryoglobulinemia Summary

Cryoglobulins:
 • Cryoglobulins are Igs in the serum that precipitate in vitro at temperatures below
• They can cause ... - Purpura - Skin ... Cryoglobulins Cause ... Syndrome: • Clinical ... Type III Often Secondary
Sweet Syndrome

Acute febrile neutrophilic dermatosis (Sweets Syndrome) is a skin condition characterized by fever and inflamed
Syndrome) is a skin ... Causes: - Idiopathic ... dermatitis - Cellulitis ... Leukocytoclastic vasculitis ... Syndrome #diagnosis #dermatology
Erythemas Summarized
Erythema ab igne
 • A dermatosis that results from repeated exposure to heat (fires, heating
centrifugum • A chronic skin ... of necrotizing vasculitis ... gyratum repens • A skin ... PrathitKulkarni #Erythemas #comparison ... differential #diagnosis #dermatology
Cryofibrinogenemia Summary

Cryofibrinogenemia Epidemiology:
 • 40-70 years with a modest female predominance

Cryofibrinogenemia:
 • The precipitation of a
malignancies, vasculitis ... Cryofibrinogenemia Clinical ... thrombophlebitis, pulmonary ... Diagnosis: • + Clinical ... cryoglobulins • Negative causes