11 results
Classification of Vasculitis 
Vasculitis of large vessels 
 - Arteritis temporalis (giant-cell arteritis) 
 - Takayasu
Classification of ... central nervous system ... - systemic ... lupus erythematosus ... #Diagnosis #Rheumatology
Common causes of Acute Kidney Injury AKI - Differential Diagnosis
HEMODYNAMIC
 • Cardiac failure: Impaired forward flow,
Kidney Injury AKI ... inhibitors, hepatorenal syndrome ... Secondary GNs: Due to systemic ... disease or drugs ... , Lupus Acute Tubular
Clinical Features of Systemic Lupus (SLE)
General: Fever (50%), Depression, Fatigue (75%), Weight loss (50%)
Eye: Sjögrens (15%)
Skin
Butterfly rash, Vasculitis ... Demyelinating syndromes ... pain (20%) Renal disease ... erythematosus #signs ... symptoms #diagnosis #rheumatology
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
rapidly progressing GN ... lupus erythematosus ... purpura: strong sign ... differential #diagnosis #rheumatology ... #classification
Paraproteinemias

Entities That Can Feature A Monoclonal Protein/M Component:
• MM
• WM
• MGUS
• MGCS
• MGRS
• Splenic Marginal Zone
• Heavy Chain disease ... Autoimmunity: • -MM/WM: Vasculitis ... to cold IgG • Lupus ... Sneddon-Wilkinson disease ... Paraproteinemias #Hematology
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
purpura: Strong sign ... Mucocutaneous lymph node syndrome ... • Behcet syndrome ... • Cogan syndrome ... Differential #Diagnosis #Rheumatology
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
SLE (Systemic Lupus ... Classification: ... • Acute cutaneous ... Non-autoimmune rheumatologic ... Pleural effusions • Acute
Rhombencephalitis
BACTERIAL
- Listeria (biphasic illness with bulbar dysfunction occurring later)
- Mycobacterium tuberculosis
- Pneumococcus
- Brucella
- Borrelia (Lyme Disease)
-
Borrelia (Lyme Disease ... encephalitis, West Nile virus ... Toxoplasmosis AUTOIMMUNE/VASCULITIS ... - Systemic Lupus ... lymphoma OTHERS - Acute
Cryoglobulinemia Summary

Cryoglobulins:
 • Cryoglobulins are Igs in the serum that precipitate in vitro at temperatures below
activate the immune system ... • Autoimmune diseases ... lupus erythematosus ... diagnosis #types #classification ... #rheumatology #
Differential Diagnosis of Acute Arthritis

Crystal-induced arthritis: Calcium oxalate, gout, cholesterol, pseudogout, hydroxyapatite crystals

Infectious arthritis: Bacteria, fungi,
arthritis: Behçet syndrome ... lupus erythematosus ... ,* Still disease ... vasculitis* Osteoarthritis ... immunodeficiency virus