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DU PA SLE
Duke PA Systemic Lupus Erythematosus
Question | Answer |
---|---|
with SLE any __ can be involved | organ system |
cells and organs damaged by __ and immune complexes | autoantibodies |
__% of all patients with SLE are women | 90 |
in the US the highest incidence of SLE is in | African American females |
ultraviolet light: triggers photosensitivity, rashes, drugs: sulfonamides, cigarette smoking, infections: EBV, ?parvo B-19, hormones | environmental factors for SLE |
systemic/constitutional clinical manifestations of SLE | fatigue, malaise |
cardiopulmonary clinical manifestations of SLE | pleuritis/pleural effusion, pericarditis/pericardial effusions |
neuropsychiatric clinical manifestations of SLE | cognitive impairment |
gastrointestinal clinical manifestations of SLE | hepatitis, pancreatitis |
dermatologic clinical manifestations of SLE | photosensitivity, malar rash, discoid lesions, alopecia |
most serious manifestation of SLE | Renal (nephritis) |
__% of patients with SLE develop nephrotic syndrome as well | 50 |
in SLE, untreated nephritis can lead to ESRD in __ years | 2 |
classical arthritis presentation of SLE | polyarthritis similar distribution to RA |
Fixed erythema, flat or raised over the malar eminences | Malar rash |
Raised patches with scaling, follicular plugging; scarring of older lesions | discoid rash |
Unusual rash triggered by sunlight; by history or observation | Photosensitivity |
Oral or nasopharyngeal; usually painless | oral ulcers with SLE |
Non-erosive involving ≥2 or more peripheral joints; + tenderness, ± effusion | arthritis with SLE |
Persistent proteinuria (>0.5g/d or 3+)OR cellular casts | renal disorder with SLE |
Seizures or psychosis (no other known causes of either) | neurologic disorder with SLE |
Hemolytic anemia OR leukopenia OR lymphopenia | hematologic disorder with SLE |
Anti-DNA OR anti-Sm OR+ antiphospholipid antibodies | immunologic disorder with SLE |
+ ANA titer in the absence of any drug known to be associated with drug-induced lupus syndromes | antinuclear antibody |
order first; best screening test for SLE. 98% prevalence | ANA-antinuclear antibodies |
high titers diagnostic; may correlate with disease activity. 70% prevalence | dsDNA-double stranded DNA |
causative drugs: many= antiarrhythmics, antihypertensives, antibiotics, anticonvulsants: hydralazine, procainamide, quinidine, isoniazid, diltiazem, minocycline | Drug-induced Lupus Erythematosus (DILE) |
Syndrome of + ANA associated with constellation of symptoms including malaise, fever, arthritis (± myalgias), rash, serositis, autoimmune-mediated response more common in Caucasians, renal/CNS symptoms are rare | Drug-induced Lupus Erythematosus (DILE) |
cimetidine, hydralazine, HCTZ, penicillin, sulfonamides, terbinafine (lamisil) | drugs that precipitate flares of SLE for those that already have it |
__ occur almost universally in SLE patients | skin lesions |
annular or papulosquamous | subacute cutaneous lupus |
discoid lupus | chronic cutaneous lupus |
Patients with DLE have a __% risk of developing SLE which tends to be mild | 10-15 |
common sites for Discoid Lupus | face, neck, scalp |
__ are mainstay treatment of life-threatening manifestations | Systemic glucocorticoids |
__ used for cutaneous and mild-mod musculoskeletal symptoms | Anti-malarials (mostly hydroxychloroquinine) |