Yes, there are mental disorders that can be associated with repetitive behaviors and social interactions that may appear unusual or challenging. Two conditions that might be relevant to the behaviors you described are:
Obsessive-Compulsive Disorder (OCD): OCD is characterized by intrusive, unwanted thoughts (obsessions) and repetitive behaviors (compulsions) performed to alleviate the distress caused by the obsessions. In some cases, people with OCD may feel compelled to repeat certain comments or conversations due to their obsessions.
Autism Spectrum Disorder (ASD): People with ASD might have difficulties with social interactions and communication, which can lead to repetitive behaviors and difficulty understanding social cues. They may enjoy discussing topics of interest in great detail, even if they seem obvious to others, and may struggle with recognizing when they are making others uncomfortable.
It's essential to note that a professional mental health assessment is required to determine whether someone meets the criteria for a specific disorder. Only a qualified mental health professional can provide a formal diagnosis based on a thorough evaluation of the person's symptoms and behaviors.
If you know someone who exhibits these behaviors and you're concerned about their well-being, encourage them to seek guidance from a mental health professional for a proper evaluation and potential support. Early diagnosis and appropriate intervention can make a significant difference in managing these conditions effectively.