8 results
Algorithm for Diagnosis of the Petechial / Purpuric Rash

Febrile/Toxic, Palpable: 
 - Meningococcaemia, Disseminated Gonococcal Infection,
/ Purpuric Rash ... Disseminated Gonococcal Infection ... Endocarditis, Henoch-SchönIein ... - Autoimmune Vasculitis ... #Dermatology #Skin
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
GPA causes disease ... Findings: • Petechiae ... Maculopapular rash ... EGPA • Henoch-Schönlein ... #dermatology #rash
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Causes of Petechial ... - Vasculitis ... RMSF - Henoch Schonlein ... cryoglobulins • Skin ... #Petechiae #Rash
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
to exclude are infections ... , mucositis • Rash ... present) Henoch Schonlein ... tract, and often causes ... , recent viral infection
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
present • Henoch Schonlein ... tract, and often causes ... mucositis - Rash ... (Granulomatous ... to exclude are infections
Moccasin-variety Tinea Pedis 
70 M chronic scaly feet. Over the years: rash has itched only occasionally;
Over the years: rash ... dermatophytes cause ... skin of inflamed ... Indiana University Infectious ... type #clinical #photo
PALM RASHES 
Common features and patterns:
1.	Color:
o	Red or erythematous: Common in inflammatory or allergic reactions.
o	Purple or purpuric:
inflammation (vasculitis ... occur in chronic skin ... Seen in systemic causes ... disease. 6 Causes ... (Tinea Manuum):
Majocchi’s Granuloma due to Trichophyton rubrum 
This is GMS stain and culture of a skin biopsy
and culture of a skin ... left leg / foot + tinea ... inflammatory / granulomatous ... tissues - mainly caused ... rubrum #clinical #photo