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Phil Noble / Reuters When the Brain Can't Make Its Own Maps
People with a rare neurological condition called Developmental Topographical Disorientation, or DTD, can even get lost inside their own houses.
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Matt Reinbold/Flickr Diagnosis or Delusion?
Patients who say they have Morgellons point to skin lesions as proof of their disease. But doctors believe the lesions are self-inflicted—that the condition is psychological, not dermatological.
