examination vs treatment

examination

noun
  • Particularly, an inspection by a medical professional to establish the extent and nature of any sickness or injury. 

  • Interrogation, particularly by a lawyer in court or during discovery. 

  • The act of examining. 

  • A formal test involving answering written or oral questions under a time constraint and usually without access to textbooks; typically, a large, written test administered to high school and college students covering course material studied in a semester. 

treatment

noun
  • Medical care for an illness or injury. 

  • A brief, third-person, present-tense summary of a proposed film. 

  • A treatise; a formal written description or characterization of a subject. 

  • The use of a substance or process to preserve or give particular properties to something. 

  • The process or manner of treating someone or something. 

How often have the words examination and treatment occurred in a corpus of books? (source: Google Ngram Viewer )