15 results
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
Joint Pain Rash ... Crohn's disease Palpable ... vasculitis • Henoch Schönlein ... #rashes #differential ... #diagnosis #rheumatology
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
- Differential ... - Trauma - Infection ... RMSF - Henoch Schonlein ... cryoglobulins • Skin ... #Differential #
Combination of Skin Findings and Arthritis in Pediatrics Patient - Differential Diagnosis
Malar rash: 
 • A
Combination of Skin ... Pediatrics Patient - Differential ... elevated rim (In POC ... Suggestive of Lyme infection ... #skin #differential
Henoch Schonlein Leg Rash - Palpable Purpura
Purpura: Low Platelets or Vasculitis?
45 years old, seen in our
Leg Rash - Palpable ... Tip: To differentiate ... later confirmed by skin ... Purpura #Legs #Rash ... #clinical #photo
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
Maculopapular rash ... reticularis Differential ... EGPA • Henoch-Schönlein ... • Giant cell arteritis ... #diagnosis #rheumatology
Vasculitis Involving the Skin - Differential Diagnosis Framework

Primary: 50% Cutaneous Vasculitis: Leukocytoclastic Vasculitis
Secondary: CTD: SLE, RA
- Differential ... related vasculitis, infections ... Vessel: Petechiae, Palpable ... #dermatology #rheumatology ... #differential #
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Vasculitis - Differential ... Vasculitis Differential ... , mucositis • Rash ... present) Henoch Schonlein ... #Diagnosis #Rheumatology
Behçet's Syndrome
Systemic disease associated with inflammation of multiple organs, small-vessel vasculitis and large-vessel vasculopathy
Epidemiology:
 • Young
multiforme-like lesions, palpable ... response to local skin ... +/- myocardial infarction ... Behcet disease) Differential ... signs #symptoms #rheumatology
Cryoglobulinemia Summary

Cryoglobulins:
 • Cryoglobulins are Igs in the serum that precipitate in vitro at temperatures below
- Purpura - Skin ... Clinical triad of Palpable ... reticularis & skin ... vasculitis (Henoch-Schönlein ... classification #rheumatology
Adult-Onset Still's Disease
Clinical triad: Fever, Arthralgia/arthritis, Skin rash ± odynophagia
+ Biological inflammation: Increased neutrophils, Hyperferritinemia, decreased
Fever, Arthralgia/arthritis ... , Skin rash ± odynophagia ... fraction < 20% Differential ... Diaqnoses: • Infectious ... management #treatment #rheumatology