11 results
Algorithm for Diagnosis of the Petechial / Purpuric Rash

Febrile/Toxic, Palpable: 
 - Meningococcaemia, Disseminated Gonococcal Infection,
Algorithm for Diagnosis ... Petechial / Purpuric Rash ... Disseminated Gonococcal Infection ... Endocarditis, Henoch-SchönIein ... #Dermatology #Skin
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Causes of Petechial ... Diagnosis Algorithm ... - Trauma - Infection ... RMSF - Henoch Schonlein ... cryoglobulins • Skin
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
Vibrio Vulnificus skin infection
Cirrhosis w/recent consumption of raw oysters w/rapidly evolving rash. 
Vibrio vulnificus part of
Vibrio Vulnificus skin ... Hippocrates in 5 BC as foot ... Vibrio #Vulnificus #skin ... #infection #rash ... legs #clinical #photo
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
GPA causes disease ... • Petechiae, Palpable ... Maculopapular rash ... EGPA • Henoch-Schönlein ... #dermatology #rash
Pustular Skin Rash - Differential Diagnosis Algorithm
Pruritic / Scaly / Erythematous lesions, usually poorly demarcated
Acneiform -
Pustular Skin Rash ... Differential Diagnosis Algorithm ... , hot or spicy food ... borders of lips Infectious ... #causes
Algorithm - Approach to the differential diagnosis of the patient presenting with overt glomerular proteinuria. CMV
Algorithm - Approach ... extremities (ischemia, infarction ... nose (epistaxis), skin ... alopecia, purpura, palpable ... Nephrocalcinosis causes
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 ... to exclude are infections ... -> causing palpable
PALM RASHES 
Common features and patterns:
1.	Color:
o	Red or erythematous: Common in inflammatory or allergic reactions.
o	Purple or purpuric:
occur in chronic skin ... Seen in systemic causes ... disease. 6 Causes ... o Hand-Foot-and-Mouth ... (Tinea Manuum):