Final answer:
The combining form 'iatro-' in the term 'iatrogenic' relates to medicine or physicians and 'genic' indicates something caused by. Therefore, iatrogenic diseases are conditions caused as a direct result of medical treatment or procedures.
Step-by-step explanation:
The term ‘iatrogenic’ is derived from the combining form ‘iatro-’, which is related to medicine or physicians and the suffix ‘-genic’, which means caused by or produced by. Specifically, iatrogenic diseases or conditions are those that occur as a result of medical treatment or procedures. This can include complications from surgeries, side effects of medications, or infections from medical procedures. The term is used to describe a situation where the intervention of a health care provider or a medical treatment has inadvertently caused a disease or exacerbated an existing condition.