<prompt> In an adult patient with OCD, which is the most common obsession?AggressionPathological doubtSymmetrySexual themes  <response>: Ans. B. Pathological doubtOC symptoms in adultsObsessions N 200Contamination45Pathological doubt42Somatic36Need for symmetry31Aggressive28Sexual26Other13Multiple obsessions60Compulsions N 200Checking63Washing50Counting36Need to ask or confess31Symmetry and precision28Hoarding18Multiple comparisons48 