<prompt> Answer this question truthfullyIn cases of shoulder dystocia during childbirth, which complication is characterized by a claw hand, impaired grasp reflex, and Horner syndrome in a newborn?  <response>: <reason> The complication of shoulder dystocia that presents with a claw hand, impaired grasp reflex, and Horner syndrome in a newborn is known as Klumpke palsy. This condition is caused by a lower trunk injury involving the C8 and T1 nerves. 