Johan Larsson, Christian Rück and David Mataix-Cols just landed a smash (sorry for the badminton joke) with a new study published in European Neuropsychopharmacology where a group of patients with severe OCD that had been treted with neurosurgery were studied. Results show that symptoms in the symmetry/ordering domain were associated with greater severity of OCD, depression and anxiety, as well as greater impairment at follow-up. The results challenge our current conceptualization of OCD as a unitary diagnostic entity with a single neurobiological substrate. Read more here: