solved I’m working on a health & medical exercise and need

I’m working on a health & medical exercise and need an explanation and answer to help me learn.

Instructions: Read the provided coding scenario in order to answer the questions listed below. Submit as Microsoft Word document A 17 year old female patient is seen in Family Planning for a scheduled three month pill evaluation. During the workup, her blood pressure is elevated and she has complaints of frequent headaches the past 2 months. Due to the adverse reaction to the Ortho-Novum, she is switched to Cerazette.• What was the primary reason for the visit?• What is the keyword you will use to look up the primary reason?• What other problems need to be coded?• What indexes do you need to use to determine code selection?• Assign the appropriate codes. What challenges have you experienced accomplishing this exercise? What tools do you need to make the process easier and more user-friendly? Why? Why HC organizations use ICD-10-CM/PCS? What other coding systems are used in healthcare? For what purpose?References:http://www.icd10data.com/https://www.cms.gov/Medicare/Coding/ICD10/2016-ICD-10-CM-and-GEMs.html)https://www.cms.gov/Medicare/Coding/ICD10/Downloads/2016-ICD-10-CM-Guidelines.pdf