77 results
Classification of Vasculitis 
Vasculitis of large vessels 
 - Arteritis temporalis (giant-cell arteritis) 
 - Takayasu
arteritis - Inflammatory ... Churg-Strauss syndrome ... - Schnitzler syndrome ... - Sjögren syndrome ... Vessels #Diagnosis #Rheumatology
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
Kasabach-Merritt syndrome ... Dermal Vessels: - Amyloidosis ... Gardner-Diamond syndrome ... Differential #Diagnosis #hematology ... #rheumatology #
Pulmonary Renal Syndromes and Mimics - Differential Diagnosis Framework
Diffuse alveolar hemorrhage + rapidly progressive glomerulonephritis
90%:
 -
ANCA Associated Vasculitis ... - Anti-GBM Disease ... , Behcet's Disease ... , Inflammatory Myositis ... failure - Cancer: Amyloidosis
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
Scleroderma • Amyloidosis ... Hypersensitivity vasculitis ... Antiphospholipid-antibody syndrome ... • Vasculitis ... differential #diagnosis #rheumatology
Seronegative Inflammatory Arthritis - Differential Diagnosis
 • Seronegative Rheumatoid Arthritis 
 • Infectious Arthritis: Viral, Bacterial,
Seronegative Inflammatory ... Systemic Rheumatic Disease ... Erythematous, Systemic Vasculitis ... , Inflammatory Myopathy ... Differential #Diagnosis #rheumatology
Approach to Thrombocytosis - Elevated Platelet Count - Differential Diagnosis Algorithm

Peripheral Smear concerning for malignancy?
→ Refer to hematology ... , Vasculitides, ... IBD, Celiac disease ... Kawasaki, Nephrotic syndrome ... Diagnosis #Algorithm #hematology
VEXAS (Vacuoles, E1 enzyme, X-linked, Autoinflammatory, Somatic) Syndrome
Clinical Syndrome:
 • Common Clinical Features: alveolitis, ear and
Clinical Syndrome ... thromboembolic disease ... recurrent fevers, vasculitis ... and/or 2) Inflammatory ... Autoinflammatory #Somatic #rheumatology
Vasculitis Involving the Skin - Differential Diagnosis Framework

Primary: 50% Cutaneous Vasculitis: Leukocytoclastic Vasculitis
Secondary: CTD: SLE, RA
Vasculitis Involving ... : • Behcet Disease ... • Cogan syndrome ... #skin #dermatology ... #rheumatology #
Causes of Splenomegaly - Differential Diagnosis Algorithm
Infectious
 • Bacterial
 • Viral (EBV)
 • Parasitic
 • Fungal
Congestive
Non-Malignant • Amyloidosis ... • Gaucher's Disease ... Glycogen Storage Disease ... myelofibrosis) Inflammatory ... Algorithm #Causes #Hematology
Autoantibodies and their Disease Associations
ANA - Non-specific; common in SLE, autoimmune hepatitis
Anti-CCP, Rheumatoid factor - RA
Anti-dsDNA
La) - Sjogren's syndrome ... c-ANCA - Vasculitis ... granulomatosis p-ANCA - Vasculitis ... Goodpasture's syndrome ... diagnosis #table #rheumatology