When Zebras Meet Managing Under-Researched Conditions I’ve written before about the old medical school mantra, “When you hear hoofbeats, look for horses, not zebras.” In other words, consider the common diagnoses first. Sounds reasonable; but keep in mind that the saying originated back when medical school was a white guys’ club. In practice, “Horses, not zebras,” too often translates as, “Focus on conditions that are common to male Caucasians.” Illnesses that primarily affect women (such as migraines,