"Pre-existing_Condition"^^ . . "Pre-existing Condition"^^ . "Pre-existing Condition"^^ . "Pre-existing ConditionPTNCI" . "A health condition or medical problem that was diagnosed or treated before a specific date.NCI" . "Disease or Syndrome"^^ . "C54056"^^ . "Qualitative Concept"^^ . "Preexisting ConditionSYNCI" . "C0521987"^^ . .