It is highly unlikely for a single individual to have all the conditions you've listed simultaneously. Some of the conditions you mentioned are developmental disorders (such as autism, OCD, ODD, IED, Tourette's syndrome, Selective Mutism, ARFID, Misophonia), while others are related to mental health (PTSD, social anxiety) or physical health (Dysphonia, Gelastic Seizures, Scoliosis).
Each condition has specific criteria for diagnosis, and it is important to note that a proper diagnosis should only be made by qualified healthcare professionals based on a thorough assessment of the individual's medical and psychological history, along with the evaluation of current symptoms.
Furthermore, comorbidity (the presence of multiple disorders in an individual) is possible, but the combination of all the conditions you mentioned would be exceptionally rare, if not implausible.
If you or someone you know is experiencing health concerns, it is crucial to seek professional medical and mental health evaluations to receive accurate diagnoses and appropriate treatment. Healthcare professionals can provide guidance, support, and necessary interventions to address specific conditions and improve overall well-being.