10 results
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
Henoch Schonlein Leg Rash - Palpable Purpura
Purpura: Low Platelets or Vasculitis?
45 years old, seen in our
Tip: To differentiate ... later confirmed by skin ... #Rash #clinical ... #photo #dermatology ... #HSP
HSV Infection: Cluster of vesicles overlying skin at medial margin of eye. The upper lid is
vesicles overlying skin ... The upper lid is ... Images #Clinical ... Vesicles #Ocular #Photo ... #UCSDH
Moccasin-variety Tinea Pedis 
70 M chronic scaly feet. Over the years: rash has itched only occasionally;
Moccasin-variety Tinea ... Over the years: rash ... skin of inflamed ... Variety #type #clinical ... #photo #foot #dermatology
Palpable Purpura seen in Henoch Schonlein Purpura (HSP, IgA Vasculitis)

55 year old male on tuberculosis treatment
Schonlein Purpura (HSP ... Vasculitis) 55 year old ... IgA #Vasculitis #clinical ... #photo #dermatology ... #skin #rash #physicalexam
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 ... of shoulder and hip ... , mucositis • Rash ... have PR3-ANCA) • Necrotizing ... purpura (lower legs
Autoimmune Myositis - Differential Diagnosis Framework

Inflammatory Myopathies: Commonly symmetric proximal muscle weakness, no substantial muscle pain
Autoimmune Myositis - Differential ... Anti-MDA5 (RP-ILD ... ) • Anti-Mi2 (skin ... Symptoms: • Gottron rash ... striated muscle) NECROTIZING