only on july 5 th I saw your question posted on feb 18th. Though very late, probably you would have even delivered. the answer may be useful to others in public forum.
There are group of illness called collagen
vascular disorders, popularly known as the rheumatic group of disorders. Rheumatoid arthritis
in young is not rare. Some young pregnant Rheumatoid arthritis patients were forced to consume more than 20 mgm of the steroid
you have mentioned. They have delivered healthy children. You have taken only for 10 days. It should not cause problems. Ofcourse exceptions can occur. In general your child will not suffer