10 results
Henoch Schonlein Leg Rash - Palpable Purpura
Purpura: Low Platelets or Vasculitis?
45 years old, seen in our
Henoch Schonlein ... Leg Rash - Palpable ... later confirmed by skin ... #Rash #clinical ... #photo #dermatology
Moccasin-variety Tinea Pedis 
70 M chronic scaly feet. Over the years: rash has itched only occasionally;
Over the years: rash ... skin of inflamed ... Indiana University Infectious ... Variety #type #clinical ... #photo #foot #dermatology
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Pinpoint areas (less ... - Trauma - Infection ... - Vasculitis ... RMSF - Henoch Schonlein ... cryoglobulins • Skin
Palpable Purpura seen in Henoch Schonlein Purpura (HSP, IgA Vasculitis)

55 year old male on tuberculosis treatment
seen in Henoch Schonlein ... Purpura (HSP, IgA Vasculitis ... #clinical #photo ... #dermatology #skin ... #rash #physicalexam
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 ... #infection #rash ... #dermatology #legs ... #clinical #photo
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
Rarely dominate the clinical ... Maculopapular rash ... EGPA • Henoch-Schönlein ... cell arteritis Infections ... #dermatology #rash
Lymphocutaneous Sporotrichiosis Infection

Landscaper w/ painless nodular rash of arm present for months wax and wane; diagnosis?
Lymphocutaneous
Sporotrichiosis Infection ... painless nodular rash ... trauma leads to skin ... leishmania, Tb, NTM; less ... #clinical #photo
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
to exclude are infections ... arthralgia, arm/leg ... , mucositis • Rash ... present) Henoch Schonlein ... purpura (lower legs
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 ... disease, or bullous skin ... o Hand-Foot-and-Mouth ... (Tinea Manuum):
Majocchi’s Granuloma due to Trichophyton rubrum 
This is GMS stain and culture of a skin biopsy
and culture of a skin ... / foot + tinea ... - Preexisting tinea ... recommended Mayo Clinic ... #photo #microscopy