Question 268 · LEK · Systemic lupus erythematosus
Red rash occurring after an exposure to sunlight and complete heart block in children of mothers suffering from systemic lupus erythematosus are related to the antibodies reacting to the antigen called:
- A. Scl-70.
- B. SS-A.
- C. Jo-1.
- D. RNP.
- E. PM100.
Hint
One antibody crosses the placenta and damages the fetal conduction system; the same one is linked to photosensitive subacute cutaneous lupus.
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