Exam 4 - Lupus Siwy Flashcards
lupus is more common in which gender?
females (9 in 10 lupus pts are female)
3 main classes of pre-disposing factors for lupus etiology
genetics; hormonal; environment
drug-induced lupus erythematosus (DILE) sx occurs after ___-___ months of drug initiation
3-6 months
around ___% of SLE cases are drug-induced
a. 1%
b. 10%
c. 50%
d. 99%
b. 10%
DILE examples pneumonic
My Pretty Malar Marking Probably Has A Transient Quality
(Methimazole, Propylthiouracil, Methyldopa, Minocycline, Procainamide, Hydralazine, Anti-TNF agents, Terbinafine, Isoniazid, Quinidine)
KB is a 21 YOF who presents to the PCP with a new onset of joint pain, fatigue, and rash on her face covering her cheeks and nose.
PMH: Acne and depression
Medications:
* Tylenol 325 mg PO Q6H PRN
* Sprintec PO daily (started 1 year ago)
* Sertraline 50 mg PO daily (started 1 year ago)
* Minocycline 100 mg PO BID (started 4 months ago)
Which medication is most likely contributing to KB’s lupus-like syndrome?
a. tylenol
b. sprintec
c. sertraline
d. minocycline
d. minocycline
what is a “Malar” rash?
butterfly shaped rash
What is a classic skin manifestation of lupus?
A. Butterfly-shaped rash on the face
B. Blisters on the hand
C. Scaling on the scalp
D. Darkening around the eyes
A. Butterfly-shaped rash on the face
Which of the following is a common trigger for
lupus flare-ups?
A. Regular exercise
B. High sodium intake
C. Sun exposure
D. High cholesterol
C. Sun exposure (photosensitivity)
first-degree relatives are ___ times more likely to develop SLE
20 times
_______ production may modulate the incidence and severity of SLE
a. testosterone
b. estrogen
b. estrogen
~ how many meds can cause drug-induced lupus erythematosis (DILE)?
~46
must meet 4 or more total features with 1 from each group
OR
Biopsy-proven Lupus Nephritis WITH systemic lupus(+ Anti-dsDNA antibodies or + ANA)
a. SLICC
b. EULAR/ACR
a. SLICC
Patient’s score is ≥ 10 AND at least 1 clinical criterion is fulfilled
a. SLICC
b. EULAR/ACR
b. EULAR/ACR
4 key labs to look at for Lupus
ANA (anti-nuclear antibody)
Anti-dsDNA (anti-double-stranded DNA)
Anti-SM (Anti-Smith Antibody)
Antiphospholipid Antibody
which labs have HIGH specificity for SLE diagnosis? SELECT ALL THAT APPLY (2 of them)
a. ANA
b. Anti-dsDNA
c. Anti-SM
d. Antiphospholipid Antibody
b. Anti-dsDNA
c. Anti-SM
important marker for lupus nephritis, correlates with disease activity
a. ANA
b. Anti-dsDNA
c. Anti-SM
d. Antiphospholipid Antibody
b. Anti-dsDNA
which lab is positive in lupus pts but NOT SPECIFIC?
a. ANA
b. Anti-dsDNA
c. Anti-SM
d. Antiphospholipid Antibody
a. ANA
which drug should not be given in pts with a G6PD deficiency?
a. hydroxychloroquine
b. NSAIDs
c. glucocorticoids
a. hydroxychloroquine
X-linked disorder that causes RBCs to prematurely break down
G6PD deficiency
oral glucocorticoids dose for mild-moderate SLE
prednisone 5-30 mg/day