Medical necessity is an important concept in coding because one needs to be aware that different coding schemes together with medical necessities both work towards the same major goal that is extremely important if one wants to use them as they should be used.
Answer: Epilepsy.
Explanation:
Epilepsy is a brain disorder characterized by repeated seizures, it occurs when there is an abnormal electrical discharge by the brain, this leads to a change in the behaviour of the victim without the victim been aware of the happenings.
Abnormal electrical discharge is caused as a result of certain drugs, fever, brain injury, infection and shortage of oxygen to the brain, etc. For one can be diagnosed of epilepsy, such person must have had not less than two seizures.
The answer is C because of a person or their judgement