There is no suffix to this phrase.
Anteroposterior means relating to both front and back, there is no prefix.
It is the suffix for Cell in medical terminology.
-chalasia is a medical terminology suffix for relaxation.
-lysis is the medical terminology suffix meaning breakdown.
-genic is the medical terminology suffix meaning producing.
-tripsy is the medical terminology suffix meaning crush.
Anter and posterior both mean the front of so you don't use them togeather. They are both Prefixes
The suffix "-ine" in medical terminology typically indicates a substance or drug derived from a specific source or used to treat a particular condition.
Haemorrhage is the medical term. Bleeding is the term used otherwise.
The medical terminology suffix meaning the presence or formation of stones is -lithiasis.
-ology is the medical suffix for "study of"
true suffix