8 results
Christmas Tree Rash of Pityriasis rosea
 - small oval scaling patches
 - Christmas tree pattern
 -
Christmas Tree Rash ... parallel to lines of skin ... palms/soles - Differential ... nummular eczema, tinea ... #dermatology #photo
Moccasin-variety Tinea Pedis 
70 M chronic scaly feet. Over the years: rash has itched only occasionally;
Moccasin-variety Tinea ... Over the years: rash ... Moccasin type tinea ... skin of inflamed ... type #clinical #photo
HSV Infection: Cluster of vesicles overlying skin at medial margin of eye. The upper lid is
vesicles overlying skin ... The upper lid is ... Goldberg, M.D. - UCSD ... Vesicles #Ocular #Photo ... #UCSDH
Palpable Purpura seen in Henoch Schonlein Purpura (HSP, IgA Vasculitis)

55 year old male on tuberculosis treatment
Schonlein Purpura (HSP ... Vasculitis) 55 year old ... Vasculitis #clinical #photo ... #dermatology #skin ... #rash #physicalexam
Henoch Schonlein Leg Rash - Palpable Purpura
Purpura: Low Platelets or Vasculitis?
45 years old, seen in our
45 years old, seen ... Tip: To differentiate ... later confirmed by skin ... #clinical #photo ... #dermatology #HSP
Erythemas Summarized
Erythema ab igne
 • A dermatosis that results from repeated exposure to heat (fires, heating
centrifugum • A chronic skin ... A rare form of necrotizing ... gyratum repens • A skin ... include: infections (HSV ... comparison #table #differential
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Vasculitis - Differential ... Vasculitis Differential ... of shoulder and hip ... , mucositis • Rash ... have PR3-ANCA) • Necrotizing
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