9 results
Henoch Schonlein Leg Rash - Palpable Purpura
Purpura: Low Platelets or Vasculitis?
45 years old, seen in our
Leg Rash - Palpable ... Tip: To differentiate ... later confirmed by skin ... #Rash #clinical ... #photo #dermatology
Necrotizing Fasciitis: African-American patient with diabetes that predisposed him to rapidly 
progressive infection. Lower extremity is
Necrotizing Fasciitis ... occurs deep to the skin ... #Photo #Dermatology ... #Leg #SkinRash ... #UCSDH
Christmas Tree Rash of Pityriasis rosea
 - small oval scaling patches
 - Christmas tree pattern
 -
parallel to lines of skin ... palms/soles - Differential ... nummular eczema, tinea ... Pityriasis #rosea #clinical ... #dermatology #photo
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
disease via: • Necrotizing ... Rarely dominate the clinical ... Maculopapular rash ... reticularis Differential ... polyangiitis • EGPA • Henoch-Schönlein
Palpable Purpura seen in Henoch Schonlein Purpura (HSP, IgA Vasculitis)

55 year old male on tuberculosis treatment
Purpura seen in Henoch ... Vasculitis) 55 year old ... IgA #Vasculitis #clinical ... #photo #dermatology ... #skin #rash #physicalexam
Moccasin-variety Tinea Pedis 
70 M chronic scaly feet. Over the years: rash has itched only occasionally;
Over the years: rash ... covering the foot, hence ... skin of inflamed ... Variety #type #clinical ... #photo #foot #dermatology
Lymphocutaneous Sporotrichiosis Infection

Landscaper w/ painless nodular rash of arm present for months wax and wane; diagnosis?
Lymphocutaneous
painless nodular rash ... trauma leads to skin ... biopsy preferred Differential ... Sporotrichiosis #Infection #clinical ... #photo #hand
Necrotizing Fasciitis: Note the extensive edema, erythema, bullae formation, and necrosis in this patient's thigh. At
Necrotizing Fasciitis ... quite systemically ill ... right demonstrates leg ... Images #Clinical ... #Photo #Dermatology
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
arthralgia, arm/leg ... , mucositis • Rash ... have PR3-ANCA) • Necrotizing ... often present) Henoch ... purpura (lower legs