22 results
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
GPA causes disease ... Rarely dominate the clinical ... Maculopapular rash ... Polyangiitis #GPA #dermatology ... #rash #diagnosis
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Causes of Petechial ... - Trauma - Infection ... - Vasculitis ... - Autoimmune Vasculitis ... #dermatology #physicalexam
Dermatological semiology of Cutaneous Vasculitis 

Clinicopathologic correlations
 • Purpura, papules, pustules, necrosis: involvement of small vessels
semiology of Cutaneous Vasculitis ... Identification of causes ... (3%) • Infections ... #dermpath #dermatology ... lesions #diagnosis #clinical
Vibrio Vulnificus skin infection
Cirrhosis w/recent consumption of raw oysters w/rapidly evolving rash. 
Vibrio vulnificus part of
Vulnificus skin infection ... rapidly evolving rash ... , hypotension, rash ... #dermatology #legs ... #clinical #photo
Erythemas Summarized
Erythema ab igne
 • A dermatosis that results from repeated exposure to heat (fires, heating
potential inciting causes ... Haverhill fever caused ... Rash is usually ... of necrotizing vasculitis ... differential #diagnosis #dermatology
Cryoglobulinemia Summary

Cryoglobulins:
 • Cryoglobulins are Igs in the serum that precipitate in vitro at temperatures below
• They can cause ... Cryoglobulins Cause ... Syndrome: • Clinical ... DDX: • ANCA (Antineutrophil ... classification #rheumatology
Capnocytophaga Canimorsus Skin Rash

40 M presents w/ N, V, severe epigastric pain. SHx: smoker, drinks 18
Canimorsus Skin Rash ... dogs & latter can cause ... gram-negative bacillus cause ... possible Patient's clinical ... #dermatology #clinical
Secondary Syphilis Rash
Secondary syphilis is the most contagious of all the stages of this disease, and
Secondary Syphilis Rash ... treatment, the infection ... resembling rashes caused ... #Diagnosis #Clinical ... #Photo #Dermatology
Sweet Syndrome

Acute febrile neutrophilic dermatosis (Sweets Syndrome) is a skin condition characterized by fever and inflamed
- Rash: multiple ... Causes: - Idiopathic ... , breast CA - Hematologic ... Leukocytoclastic vasculitis ... Syndrome #diagnosis #dermatology
Common Variable Immunodeficiency (CVID)

What?
CVID: Immunodeficiency disorder with hypogammaglobulinemia -> increased infection risk secondary to impaired B-cell
to 8 years Clinical ... history of recurrent infections ... disease • Infectious ... DDX - Other causes ... hypogammaglobulinemia #immunology #hematology