45 results
Rapidly Progressive Glomerulonephritis (RPGN)
RPGN has three primary pathophysiologic causes differentiated by immunofluorescence

Immune Complex Mediated (granular staining):
pathophysiologic causes ... Complement: Post-strep ... GN, Lupus Nephritis ... diagnosis #algorithm #rheumatology
Thrombotic Microangiopathies In Systemic Lupus Erythematosus

Dr. Laurent ARNAUD @Lupusreference

#TMAs #Thrombotic #Microangiopathies #Systemic #Lupus #Erythematosus #SLE #hematology
Microangiopathies In Systemic Lupus ... Microangiopathies #Systemic #Lupus ... Erythematosus #SLE #hematology ... #rheumatology # ... differential #diagnosis #causes
Common causes of Acute Kidney Injury AKI - Differential Diagnosis
HEMODYNAMIC
 • Cardiac failure: Impaired forward flow,
Common causes of ... Glomerulonephritides (GN ... Post-infectious GN ... , Lupus Acute Tubular ... NephroP #AKI #causes
Hypertension and Altered Mental Status (AMS) - Differential Diagnosis Framework

Hypertension:
 • Hypertensive emergency
 • Hypertensive encephalopathy
Renal: • Acute GN ... Vasculitis • Lupus ... Scleroderma renal crises ... Differential #Diagnosis #causes
Causes of Pharyngitis - Differential Diagnosis
Infectious:
 • Bacterial: Group A Strep, Group B and C Strep,
Causes of Pharyngitis ... Bacterial: Group A Strep ... Group B and C Strep ... Viruses Autoimmune: Lupus ... Differential #Diagnosis #Causes
Causes of Acute Kidney Injury (AKI) - Differential Diagnosis Algorithm
Acute Kidney Injury (AKI) - Acute increase
Causes of Acute ... deposition (IgA, post-strep ... , lupus) • Pauci-immune ... Infections (CMV, strep ... legionella) • Immune (lupus
Glomerulonephritis - Differential Diagnosis Framework
ANCA:
 • C-ANCA: GPA (Wegener's)
 • P-ANCA: Microscopic Polyangiitis, Eosinophilic GPA (Churg
Eosinophilic GPA (Churg Strauss ... Membranoproliferative • ↓C4: Lupus ... diagnosis #nephrology #causes
Causes of Splenomegaly - Differential Diagnosis Algorithm
Infectious
 • Bacterial
 • Viral (EBV)
 • Parasitic
 • Fungal
Congestive
Causes of Splenomegaly ... Inflammatory • Systemic Lupus ... Spherocytosis • Acquired causes ... Diagnosis #Algorithm #Causes ... #Hematology
Paraproteinemias

Entities That Can Feature A Monoclonal Protein/M Component:
• MM
• WM
• MGUS
• MGCS
• MGRS
• Splenic Marginal Zone
Immunotactoid GN ... Cryoglobulinemic GN ... -C3 GN • Cast ... to cold IgG • Lupus ... Paraproteinemias #Hematology
Hair Loss (Alopecia) - General (Diffuse and Focal) Differential Diagnosis Algorithm

DIFFUSE
Scarring - Irreversible-biopsy required
 • Lupus
Irreversible-biopsy required • Lupus ... • Lithium - Stress ... Psychological stress ... • Discoid lupus ... Diagnosis #Algorithm #causes