The Mysterious Case of the Boy who Barked

On first impression, the 14-year-old patient appears to have a persistent perioral rash, likely related to lip licking. The reality turns out to be a lot more complicated.Like Dr Jonathan Schneider's other cases, The Boy who Barked illustrates that even when a diagnosis seems obvious, executing the basics, ie, a complete history, including family and psychosocial and behavioral details, and a comprehensive physical examination, may direct your suspicion in another direction.