"We were not able to conclude based on this study whether this unexplained dermopathy represents a new condition, as has been proposed by those who use the term Morgellons, or wider recognition of an existing condition such as delusional infestation, with which it shares a number of clinical and epidemiologic features [26]–[31]." (Clinical, Epidemiologic, Histopathologic and Molecular Features of an Unexplained Dermopathy (nih.gov) "CDC Morgellons study")