Which term describes a treatment approach that results in isolation to prevent the spread of disease?

The term that describes a treatment approach involving isolation to prevent the spread of disease is "sequestration." This term is often used in medical and public health contexts to refer to the practice of separating individuals who may be infected or at risk in order to control the spread of infectious diseases. This approach is particularly relevant in situations where diseases can spread rapidly, such as during outbreaks or pandemics.

The other terms listed do not pertain to isolation for disease prevention. Semenology relates to the study of semen and its properties, which is not relevant to the context of disease isolation. Senescence refers to the process of aging and deterioration with age, which also does not connect to disease spread or isolation methods. Sicchsia does not have a recognized definition in medical terminology, likely making it an incorrect choice in this context. Thus, "sequestration" is the accurate term for the described treatment approach.