16 results
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
Joint Pain Rash ... • Henoch Schönlein ... gangrenosum • IBD ... Antiphospholipid-antibody syndrome ... lesions • Discoid lupus
Henoch Schonlein Leg Rash - Palpable Purpura
Purpura: Low Platelets or Vasculitis?
45 years old, seen in our
Leg Rash - Palpable ... 45 years old, seen ... later confirmed by skin ... #Legs #Rash #clinical ... #photo #dermatology
Palpable Purpura seen in Henoch Schonlein Purpura (HSP, IgA Vasculitis)

55 year old male on tuberculosis treatment
seen in Henoch ... (HSP, IgA Vasculitis ... ) 55 year old ... #clinical #photo ... #dermatology #skin
Classification of Vasculitis 
Vasculitis of large vessels 
 - Arteritis temporalis (giant-cell arteritis) 
 - Takayasu
central nervous system ... disease - systemic ... lupus erythematosus ... - Henoch-Schönlein ... disease - purpura-arthralgia-nephritis
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
often present • Henoch ... inflammation Others: • Lupus ... mucositis - Rash ... • Cogan Syndrome ... lupus erythematosus
Clinical Features of Systemic Lupus (SLE)
General: Fever (50%), Depression, Fatigue (75%), Weight loss (50%)
Eye: Sjögrens (15%)
Skin
Lupus (SLE) General ... Sjögrens (15%) Skin ... Photosensitivity, Butterfly rash ... , Vasculitis, Purpura ... Demyelinating syndromes
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
Maculopapular rash ... polyangiitis • EGPA • Henoch-Schönlein ... purpura • Mixed ... • Goodpasture syndrome ... #dermatology #rash
Cryoglobulinemia Summary

Cryoglobulins:
 • Cryoglobulins are Igs in the serum that precipitate in vitro at temperatures below
activate the immune system ... - Skin ulcers ... reticularis & skin ... (Henoch-Schönlein ... lupus erythematosus
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Infection - Vasculitis ... infection - RMSF - Henoch ... Schonlein Purpura ... (lupus, RA, Sjogren's ... cryoglobulins • Skin
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Mucocutaneous lymph node syndrome ... , mucositis • Rash ... often present) Henoch ... • Behcet syndrome ... • Cogan syndrome