[header] How to diagnose sensory processing disorder [title] Recognize that a person with sensory processing disorder (spd) will have a mix of traits. [substeps] Some senses may be over-sensitive, and some may be under-sensitive. Not all traits will apply to a person. 
For example, someone who is over-sensitive to touch may only fit half the bullet points listed. This is normal, and it is still worth getting an evaluation.