9 results
Algorithm for Diagnosis of the Petechial / Purpuric Rash

Febrile/Toxic, Palpable: 
 - Meningococcaemia, Disseminated Gonococcal Infection,
/ Purpuric Rash ... Fulminans, DIC, ... #Purpuric #Petechiae ... #Purpura #Rash ... #Dermatology #Skin
Herpes Zoster: Herpes virus mediated infection that occurred in this patient receiving chemotherapy 
for an underlying
Herpes Zoster: Herpes ... All vessicles in ... superimposed bacterial skin ... Images #Clinical #Photo ... #Zoster #V1 #UCSDH
Algorithm for Diagnosis of the Vesiculobullous Rash

Febrile, Diffuse Distribution:
 - Varicella,  Smallpox,  Disseminated, Gonococcal,
Disseminated, Gonococcal, Infection ... , Purpura Fulminans ... Contact Dermatitis, Herpes ... Zoster, Dyshidrotic ... #Dermatology #Skin
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Causes of Petechial ... Diagnosis Algorithm ... : - Purpura fulminans ... cryoglobulins • Skin ... #Petechiae #Rash
Vesiculobullous Skin Rash - Differential Diagnosis Algorithm
Vesicles Fragile/EasiIy Ruptured - Intraepidermal blisters, possibly crusts/erosions
 - Inflammatory
Vesiculobullous Skin ... Rash - Differential ... Vesicles Fragile ... foliaceus - Infectious ... #causes
Acute Purpura Fulminans Skin Rash on Physical Exam 
60 year old male ITP s/p splenectomy 
1d
Acute Purpura Fulminans ... Skin Rash on Physical ... (purpura fulminans ... #Fulminans #Skin ... #photo
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
GPA causes disease ... Findings: • Petechiae ... Maculopapular rash ... • Vesicles overlying ... #dermatology #rash
Capnocytophaga Canimorsus Skin Rash

40 M presents w/ N, V, severe epigastric pain. SHx: smoker, drinks 18
dogs & latter can cause ... gram-negative bacillus cause ... +purpuric rash → ... purpura fulminans ... #clinical #photo
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
to exclude are infections ... muscle weakness • Nerves ... , mucositis • Rash ... tract, and often causes ... legs), cutaneous vesicles