29 results
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
Joint Pain Rash ... infection Malar rash ... Antiphospholipid-antibody syndrome ... • Vasculitis ... #differential #diagnosis
Small Vessel Vasculitides
 • Granulomatosis with polyangiitis - Granulomatous manifestations (e.g., nasal crusting, destructive sinusitis, pulmonary
and C viruses. systemic ... lupus erythematosus ... and Sjogren's syndrome ... in absence of skin ... #diagnosis
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
- Differential Diagnosis ... : erythematous nodules ... 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
Sjögrens (15%) Skin ... Photosensitivity, Butterfly rash ... , Vasculitis, Purpura ... Demyelinating syndromes ... #erythematosus
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
Maculopapular rash ... macules • Erythematous ... Differential Diagnosis ... • Goodpasture syndrome ... #dermatology #rash
Classification of Vasculitis 
Vasculitis of large vessels 
 - Arteritis temporalis (giant-cell arteritis) 
 - Takayasu
central nervous system ... disease - systemic ... lupus erythematosus ... disease - purpura-arthralgia-nephritis ... #Vessels #Diagnosis
SKIN RASHES 



Skin rashes can occur from a variety of factors, including infections, heat, allergens, immune
SKIN RASHES ... Skin rashes ... rapid and accurate diagnosis ... , erythematous, ... ; #rash; #vesiculobullous
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Diagnosis Framework ... Differential Diagnosis ... : Erythematous nodules ... , mucositis • Rash ... • Cogan syndrome
Combination of Skin Findings and Arthritis in Pediatrics Patient - Differential Diagnosis
Malar rash: 
 • A
Combination of Skin ... - Differential Diagnosis ... elevated rim (In POC ... Suggestive of systemic ... #differential #diagnosis
Cryoglobulinemia Summary

Cryoglobulins:
 • Cryoglobulins are Igs in the serum that precipitate in vitro at temperatures below
activate the immune system ... - Skin ulcers ... reticularis & skin ... Labs/Diagnosis: ... lupus erythematosus