Ambulatory clinic and Outpatient department

Outpatient department and ambulatory clinic are semantically related in clinic topic. In some cases you can use "Outpatient department" instead a noun "Ambulatory clinic", when it comes to topics like outpatient, outpatient clinic.

Ambulatory clinic and outpatient department are semantically related in clinic topic. You can use "Ambulatory clinic" instead a noun phrase "Outpatient department", if it concerns topics such as outpatient, outpatient clinic.