10 results
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
Sarcoidosis • GPA ... lesions • Discoid ... Sarcoidosis #dermatology ... #joint #pain #skin ... #rashes #differential
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
GPA causes disease ... Skin lesions ... surfaces of the joints ... reticularis Differential ... #dermatology #rash
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Causes of Petechial ... Rash - Differential ... reddish-purple lesions ... cryoglobulins • Skin ... #dermatology #physicalexam
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
lesions • Mononeuritis ... > PR3 60% • GPA ... tract, and often causes ... vesicular eruption - Joints ... mucositis - Rash
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Vasculitis - Differential ... , mucositis • Rash ... MPO > PR3 60/ GPA ... tract, and often causes ... : • Skin lesions
Sweet Syndrome

Acute febrile neutrophilic dermatosis (Sweets Syndrome) is a skin condition characterized by fever and inflamed
Internal organs Most common ... Causes: - Idiopathic ... , breast CA - Hematologic ... Leukocytoclastic vasculitis ... Syndrome #diagnosis #dermatology
Erythemas Summarized
Erythema ab igne
 • A dermatosis that results from repeated exposure to heat (fires, heating
of necrotizing vasculitis ... • Most commonly ... classic targetoid lesions ... comparison #table #differential ... #diagnosis #dermatology
Giant cell arteritis (GCA)

Giant cell arteritis (GCA) definition: Most common systemic inflammatory vasculitis in older adults
definition: Most common ... very remarkable w/differential ... required due to skip ... lesions. ... identifies 85 to 95% of cases
Common Dermatological Conditions - Distribution and Morphology
 • Acne vulgaris - Face, upper back, chest -
Common Dermatological ... exposed ivy) • Psoriasis ... often showing ulceration ... ; pruritis #dermatology ... #rash #differential
Autoimmune Myositis - Differential Diagnosis Framework

Inflammatory Myopathies: Commonly symmetric proximal muscle weakness, no substantial muscle pain
) • Anti-Mi2 (skin ... lesions) • Anti-TIF1 ... Symptoms: • Gottron rash ... Syndrome: Fever, joint ... statins - probably caused