liverdietryingIt's lupus, all the symptoms listed are classic especially the serositis. Anterior chamber of the eye = uveitis. Choroid plexus = cerebritis.
For a great overview, check out this (free) video: https://onlinemeded.org/spa/rheumatology/lupus/acquire+22019-05-31T12:37:21Z
in_a_pass_lifeI think this was reactive arthritis, not lupus. Choroid plexus not just in the brain, also in eye (can’t see, can’t pee, can’t climb a tree). Mechanism of reactive arthritis is immune complex deposition, per UWorld, which was correct answer.+32019-05-31T12:40:30Z