11 results
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
vasculitis • Henoch ... Schönlein purpura ... Sarcoidosis • GPA ... Antiphospholipid-antibody syndrome ... differential #diagnosis
Palpable Purpura seen in Henoch Schonlein Purpura (HSP, IgA Vasculitis)

55 year old male on tuberculosis treatment
Schonlein Purpura ... Vasculitis) 55 year old ... #Henoch #Schonlein ... Vasculitis #clinical #photo ... #dermatology #skin
Henoch Schonlein Leg Rash - Palpable Purpura
Purpura: Low Platelets or Vasculitis?
45 years old, seen in our
Henoch Schonlein ... suggestive of Henoch-Schonlein ... later confirmed by skin ... #Schonlein #Purpura ... #photo #dermatology
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
Maculopapular rash ... burning sensation or pain ... • Henoch-Schönlein ... • Goodpasture syndrome ... #dermatology #rash
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
- Differential Diagnosis ... lesions • Severe pain ... infection - RMSF - Henoch ... Schonlein Purpura ... cryoglobulins • Skin
Inflammatory Joint Pain - Differential Diagnosis Algorithm 
Monoarticular
 • Gout (Podagra, Tophi)
 • Pseudogout
 • Early
Inflammatory Joint Pain ... - Differential Diagnosis ... Sicca) Syndrome ... Scleroderma • Henoch-Schonlein ... Purpura • Polymyalgia
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
- Differential Diagnosis ... > PR3 60% • GPA ... often present • Henoch ... Schonlein Purpura ... mucositis - Rash
Cryoglobulinemia Summary

Cryoglobulins:
 • Cryoglobulins are Igs in the serum that precipitate in vitro at temperatures below
- Skin ulcers ... reticularis & skin ... Labs/Diagnosis: ... associated vasculitis - GPA ... IgA vasculitis (Henoch-Schönlein
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
tract: Abdominal pain ... , mucositis • Rash ... often present) Henoch ... Schonlein Purpura ... involvement, abdominal pain
Rare Causes of Abdominal Pain
 • Hereditary Angioneurotic Edema - Recurrent visceral that may by swelling
associated with mild ... and vomiting • Henoch-Schönlein ... purpura - Mostly ... presents with purpura ... #differential #diagnosis