14 results
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
Rash • Human ... infection Malar rash ... Antiphospholipid-antibody syndrome ... lesions • Discoid lupus ... erythematosus
Clinical Features of Systemic Lupus (SLE)
General: Fever (50%), Depression, Fatigue (75%), Weight loss (50%)
Eye: Sjögrens (15%)
Skin
Sjögrens (15%) Skin ... Photosensitivity, Butterfly rash ... , Vasculitis, Purpura ... Demyelinating syndromes ... lesions Abdominal pain
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
Maculopapular rash ... burning sensation or pain ... macules • Erythematous ... • Goodpasture syndrome ... #dermatology #rash
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
inflammation Others: • Lupus ... : erythematous nodules ... mucositis - Rash ... such as systemic lupus ... erythematosus,
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
3rd Decade Skin ... ANCA-associated vasculitis ... Arthritis: • Joint pain ... Antiribosomal P, APLA, PAC ... Seizures • Strokes Skin
Palpable Purpura seen in Henoch Schonlein Purpura (HSP, IgA Vasculitis)

55 year old male on tuberculosis treatment
(HSP, IgA Vasculitis ... now abdominal pain ... , joint pain involving ... #clinical #photo ... #dermatology #skin
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Infection - Vasculitis ... lesions • Severe pain ... : - Purpura fulminans ... (lupus, RA, Sjogren's ... cryoglobulins • Skin
Cryoglobulinemia Summary

Cryoglobulins:
 • Cryoglobulins are Igs in the serum that precipitate in vitro at temperatures below
Arthralgia - Purpura ... - Skin ulcers ... reticularis & skin ... (e.g. systemic lupus ... erythematosus (
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
: Erythematous nodules ... tract: Abdominal pain ... , mucositis • Rash ... • Behcet syndrome ... • Cogan syndrome
Macrophage Activation Syndrome (MAS)
Classified among the secondary or acquired forms of haemophagocytic lymphohistiocytosis (sHLH)

What?
A subset of
erythematosus ... • Fever is the main ... rash) • Heart, ... SJIA], systemic lupus ... erythematosus [