122 results
Antinuclear Antibody Testing - Nuclear and Cytoplasmic Patterns
Nuclear Patterns:
 • Homogeneous pattern: 
   -
pattern: - SLE ... Scl70 (in some cases ... pattern: - SjS, SLE ... UCTD - Smith, Sm ... Scl-70 (in some cases
Antinuclear antibodies and Systemic lupus
Anti-dsDNA	60-80%	Association with disease activity (when with Farr assay) and lupus nephritis. Can
Highly specific for SLE ... Association with both SLE ... phenomenon Anti-Sm ... Anti-Ribo-P 5-15% If SLE ... Associated with SLE-SSc-AlM
Ascites, pericardial effusion, and left pleural effusion on subcostal 4-chamber POCUS echocardiogram

Subcostal window in SLE patient.
subcostal 4-chamber POCUS ... Subcostal window in SLE ... pericardial #effusion #s4c ... #POCUS #echocardiogram ... #POCUS #clinical
Constrictive Pericarditis on POCUS Echocardiogram - Subcostal View

Young Lupus patient admitted to hospital new onset HFpEF.
Pericarditis on POCUS ... What do you see ... could pinpoint the cause ... Pericarditis #CP #POCUS ... clinical #cardiology #s4C
Drug Induced Lupus vs SLE
Drug Induced Lupus (DIL):
 • Epidemiology: -10% of all lupus cases, drug-dependent,
10% of all lupus cases ... cutaneous DIL), anti-Sm ... Discontinuation of causal ... Erythematosus (SLE ... are evocative of SLE
Causes of Thrombocytopenia - Differential Diagnosis Algorithm
 
Decreased Megakaryopoiesis
 • Aplastic Anemia
 • Toxic Damage (e.g.
Causes of Thrombocytopenia ... Differential Diagnosis Algorithm ... Autoimmune • ITP • SLE ... Differential #Diagnosis #Algorithm ... #Causes #Hematology
Causes of Secondary IgA Nephropathy - Differential Diagnosis Algorithm
 • GI disorders: Celiac disease, Crohn's disease,
Causes of Secondary ... Differential Diagnosis Algorithm ... spondylitis, RA, SLE ... #Nephropathy #Causes ... Differential #Diagnosis #Algorithm
Causes of Proteinuria - Differential Diagnosis Algorithm
Persistent Proteinuria >150mg/d protein present on repeat testing including overnight
Causes of Proteinuria ... Differential Diagnosis Algorithm ... (MPA) • SLE ... Differential #Diagnosis #Algorithm ... #Causes
Causes of Polyneuropathy - Differential Diagnosis Algorithm
 • Metabolic: DM, Hypothyroidism, CKD, Cirrhosis, Nutritional deficiency
 •
Causes of Polyneuropathy ... Differential Diagnosis Algorithm ... Paraneoplastic, CTD (SLE ... Differential #Diagnosis #Algorithm ... #causes #neurology
ANA (Antinuclear Antibody) and ANCA (Antineutrophil cytoplasmic antibodies)
 • Systemic lupus erythematosus
   1. Anti-dsDNA
Anti-dsDNA (in 70% of cases ... Anti-Sm (Smith) ... in drug-induced SLE ... seen in 30—70% of cases