as prostacyclin ( pgi2 ) is of benefit in the treatment of rs in ss , we have measured endogenous stable metabolites of pgi2 ( pgi2m ) in 42 patients with raynaud 's phenomenon ( rp ) of varying aetiology ( 15 ss patients , 15 patients with raynaud 's disease ( rd ) but no other symptoms , and 12 other rs patients with probable connective tissue disorder ) .
C0033567
pgi2
C0036421
ss