The court must balance the need for discovery against the third party's right to privacy or an employer's right to privacy. Legal principles of discovery find their genesis in the Illinois Supreme Court Rules starting with Rule 201, which is the basis for determining what is discoverable. Each case where discovery is sought but resisted due to the right to privacy, whether a party or not, has unique circumstances. Because case law on discovery balancing is limited, it has to be extrapolated to each case. It's hard to tell.
Broken limbs can still move.
Immobilize the arm or leg and head to the emergency room. If you suspect a sprained ankle keep your child's shoe on. Loosen the laces and stuff it with grass or leaves to minimize swelling until you can seek treatment. To de-ouch an insect sting use a credit card or butter knife to gently scrape away the stinger. Just do not pinch the stinger, as with a tweezers, because that will release more toxins and make it worse.