Kyle has had trouble reading from an early age. when he was tested by a psychologist, he was diagnosed with a reading disorder. due to changes in dsm-5, kyle's reading disorder will now be referred to as:

I believe the answer is: specific learning disorder.

people with specific learning disorder tend to experience the effect by the time they are 5-6 years old. This is characterized by difficulties in understanding a certain subject on the curriculum and typically lower test score compared to average students. In united states, it is predicted that almost 20% of total students are experiencing this disorder.

can you show the map , i'll be able to update my answer