How it is contracted or spread

I have chosen Depression as the illness.
For this assignment, you will be writing an essay about an Illness or condition found in the pediatric population. You will discuss all of the signs, symptoms, treatments, and your role in assisting the provider in treating this illness and the pediatric patient. Read Chapter 43 (Kinns the medical assistant 14th Edition) of your textbook and research any other outside sources you think are necessary for helping you complete the assignment.
Include the following information in the essay:
The medical term for the illness/condition and what it means
Signs/symptoms
Causes
Prevention (if any)
How it is contracted or spread
Treatment
Prognosis (possible outcome)
The role of the medical assistant in assisting the provider treat the pediatric patient with this condition