15 results
Thrombotic Microangiopathies In Systemic Lupus Erythematosus

Dr. Laurent ARNAUD @Lupusreference

#TMAs #Thrombotic #Microangiopathies #Systemic #Lupus #Erythematosus #SLE #hematology
Microangiopathies In Systemic ... Lupus Erythematosus ... #SLE #hematology ... #differential #diagnosis ... #causes
Clinical Features of Systemic Lupus (SLE)
General: Fever (50%), Depression, Fatigue (75%), Weight loss (50%)
Eye: Sjögrens (15%)
Skin
Lupus (SLE) General ... Pericarditis, Endocarditis ... #SLE #systemic ... erythematosus #signs ... #symptoms #diagnosis
Systemic Lupus Erythematosus (SLE): Musculoskeletal Manifestations

 • Immune Complex Deposition
    - Arthralgia, Arthritis
Systemic Lupus Erythematosus ... (SLE): Musculoskeletal ... Myopathy (Also caused ... pathophysiology #signs ... #symptoms #diagnosis
Causes of Hypocomplementemia - CHAMPS Mnemonic
C - Cryoglobulinemia (85%), C3 glomerulopathy, cirrhosis
H - Heavy Chain deposition
Causes of Hypocomplementemia ... glomerulonephritis (>90%) S - Systemic ... Lupus Erythematosus ... subacute bacterial endocarditis ... CHAMPS #Mnemonic #diagnosis
Nail Disorders secondary to Systemic Diseases
Nail Fold Abnormality
 • SLE
 • Scleroderma
 • Dermatomyositis
Koilonychia - Spoon-shaped
Abnormality • SLE ... • Bacterial endocarditis ... #Secondary #dermatology ... #Differential #Diagnosis ... #Algorithm #causes
Primary and Secondary Causes of Mitral Regurgitation
Primary (organic) chronic mitral regurgitation:
 • Leaflet: Rheumatic fever, Infective
and Secondary Causes ... cushion defects), Systemic ... inflammation (SLE ... #differential #diagnosis ... #cardiology #causes
Causes of Severe Aortic Regurgitation - Differential Diagnosis
Acute:
 • Leaflet: Traumatic Rupture, Acute Infective Endocarditis, Acute
Causes of Severe ... - Differential Diagnosis ... Inflammatory: Lupus ... Degenerative: Systemic ... #Causes #cardiology
Causes of mitral stenosis
Rheumatic heart disease
 - Most common cause worldwide. Commissural fusion, thick MV leaflets
Secondary to systemic ... leaflets/chordae) - SLE ... disease Infective endocarditis ... #diagnosis #differential ... #cardiology
Differentiating NBTE from Infective Endocarditis
No pathognomonic signs/symptoms or echo features that are specific to NBTE, and
pathognomonic signs ... conditions: Autoimmune (SLE ... features: Fever -, Systemic ... features: Fever +, Systemic ... in up to 30% of cases
Endocarditis Summary

Who?
Infectious:
• Pre-existing valvular disease
• Prosthetic valve
• Congenital heart disease
• IV substance use
• IV catheter
• Recent
• Autoimmune (SLE ... Vascular: • Systemic ... Diagnosis? ... + Systemic anticoagulation ... #cardiology