13 results
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
Hypersensitivity vasculitis ... Antiphospholipid-antibody syndrome • Vasculitis ... lesions • Discoid lupus ... #skin #rashes #differential ... #diagnosis #rheumatology
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
- Differential ... inflammation Others: • Lupus ... such as systemic lupus ... differential #diagnosis ... #rheumatology #classification
Cutaneous manifestations associated with myelodysplastic syndrome
 • Myeloid hemopathy with the most frequent skin lesions (20%)
appearing during the disease ... Neutrophilic dermatosis ... Pyoderma gangrenosum, Erythema ... leukocytoclastic vasculitis ... #diagnosis #dermatology
Erythemas Summarized
Erythema ab igne
 • A dermatosis that results from repeated exposure to heat (fires, heating
• A dermatosis ... of necrotizing vasculitis ... #comparison #table ... #differential # ... diagnosis #dermatology
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
Purpura - Differential ... Diagnosis Framework ... Pigmented Purpuric Dermatosis ... reactions • Erythema ... #Diagnosis #hematology
Rapidly Progressive Glomerulonephritis (RPGN)
RPGN has three primary pathophysiologic causes differentiated by immunofluorescence

Immune Complex Mediated (granular staining):
three primary pathophysiologic ... Post-strep GN, Lupus ... involvement: Anti-GBM Disease ... #differential # ... diagnosis #algorithm
Allopecia - Differential Diagnosis Framework for Hair Loss

Localized / Focal Hair Loss Pattern:
 • Scarring Alopecia:
Allopecia - Differential ... Diagnosis Framework ... Capitis - Skin Disease ... : Discoid lupus ... , erosions, or erythema
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
Classification: ... permanent alopecia Differential ... Diagnosis: • ANCA-associated ... vasculitis, rheumatoid ... Erythematosus #Diagnosis
Paraproteinemias

Entities That Can Feature A Monoclonal Protein/M Component:
• MM
• WM
• MGUS
• MGCS
• MGRS
• Splenic Marginal Zone
• Heavy Chain disease ... leak syndrome • Erythema ... to cold IgG • Lupus ... Hematology #Monoclonal #Differential ... #Diagnosis #Oncology
Sweet Syndrome

Acute febrile neutrophilic dermatosis (Sweets Syndrome) is a skin condition characterized by fever and inflamed
febrile neutrophilic dermatosis ... with systemic disease ... Leukocytoclastic vasculitis ... ’s syndrome - Lupus ... Sweet #Syndrome #diagnosis