153 results
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
Dermatologic Manifestations ... purpura (16%) • Painful ... #Dermatologic ... Polyangiitis #GPA #dermatology ... rash #diagnosis #rheumatology
Classification of Vasculitis 
Vasculitis of large vessels 
 - Arteritis temporalis (giant-cell arteritis) 
 - Takayasu
Classification of Vasculitis ... Vasculitis of ... - Kawasaki disease ... and infectious diseases ... Vessels #Diagnosis #Rheumatology
Vasculitis Involving the Skin - Differential Diagnosis Framework

Primary: 50% Cutaneous Vasculitis: Leukocytoclastic Vasculitis
Secondary: CTD: SLE, RA
Vasculitis Involving ... 50% Cutaneous Vasculitis ... : • Behcet Disease ... #skin #dermatology ... #rheumatology #
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
- Bone marrow disease ... Von Willebrand disease ... Differential #Diagnosis #hematology ... #rheumatology # ... #nonpalpable #dermatology
The Associated Diseases of Cryptoglobulinemia Vasculitis
#rheumatology #causes
The Associated Diseases ... Cryptoglobulinemia Vasculitis ... #rheumatology
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
infection • Lyme disease ... Hypersensitivity vasculitis ... Antiphospholipid-antibody syndrome • Vasculitis ... Sarcoidosis #dermatology ... differential #diagnosis #rheumatology
Diagnostic Schema for Hyperferritinemia

Pearl: Diseases associated with extreme elevations: 
1. HLH 
2. Still's disease 
3. Systemic
Hyperferritinemia Pearl: Diseases ... Still's disease ... Differential #Diagnosis #Hematology
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
pain • Kawasaki Disease ... (Granulomatous disease ... atherosclerotic disease ... most important diseases ... differential #diagnosis #rheumatology
Autoantibodies and their Disease Associations
ANA - Non-specific; common in SLE, autoimmune hepatitis
Anti-CCP, Rheumatoid factor - RA
Anti-dsDNA
Autoantibodies and their Disease ... c-ANCA - Vasculitis ... granulomatosis p-ANCA - Vasculitis ... (TTG) - Celiac disease ... diagnosis #table #rheumatology
Approach to Thrombocytosis - Elevated Platelet Count - Differential Diagnosis Algorithm

Peripheral Smear concerning for malignancy?
→ Refer to hematology ... Inflammatory Conditions: Rheumatologic ... , Vasculitides, ... IBD, Celiac disease ... Diagnosis #Algorithm #hematology