9 results
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
Maculopapular rash ... cell arteritis Infections ... diseases • Fungal infections ... #rash #diagnosis ... #rheumatology
Palpable Purpura seen in Henoch Schonlein Purpura (HSP, IgA Vasculitis)

55 year old male on tuberculosis treatment
Schonlein Purpura (HSP ... , IgA Vasculitis ... palpable rash. ... #clinical #photo ... #dermatology #skin
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 ... type #clinical #photo ... #foot #dermatology
Henoch Schonlein Leg Rash - Palpable Purpura
Purpura: Low Platelets or Vasculitis?
45 years old, seen in our
Schonlein Leg Rash ... later confirmed by skin ... Purpura #Legs #Rash ... #clinical #photo ... #dermatology #HSP
Erythemas Summarized
Erythema ab igne
 • A dermatosis that results from repeated exposure to heat (fires, heating
centrifugum • A chronic skin ... of necrotizing vasculitis ... (HSV + Mycoplasma ... PrathitKulkarni #Erythemas #comparison ... differential #diagnosis #dermatology
Vancomycin induced Leukocytoclastic Vasculitis (LCV) of the Hand
70 M vertebral osteomyelitis on vancomycin and cefepime for
diffuse palpable rash ... polyangiitis, HSP ... including drugs, infections ... #dermatology #clinical ... #photo
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
to exclude are infections ... hip • Muscle strength ... , mucositis • Rash ... , recent viral infection ... Differential #Diagnosis #Rheumatology
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
3rd Decade Skin ... Non-autoimmune rheumatologic ... fibromyalgia) • Infections ... Antiribosomal P, APLA, PAC ... Seizures • Strokes Skin
Autoimmune Myositis - Differential Diagnosis Framework

Inflammatory Myopathies: Commonly symmetric proximal muscle weakness, no substantial muscle pain
Tenderness → Consider infectious ... RP-ILD), dermato-rheumatologic ... ) • Anti-Mi2 (skin ... Symptoms: • Gottron rash ... weakness + atrophy- Hip