It might give a new interpretation of old material or combine new with old interpretations.
Or it might trace the intellectual progression of the field, including major debates.
Each has unique requirements concerning the sections that must be included in the paper.
A literature review is a critical summary of what the scientific literature says about your specific topic or question.
Often student research in APA fields falls into this category.
Your professor might ask you to write this kind of paper to demonstrate your familiarity with work in the field pertinent to the research you hope to conduct.
When submitting a manuscript to a journal, make sure you follow the guidelines described in the submission policies of that publication, and include as many sections as you think are applicable to presenting your material.
Remember to keep your audience in mind as you are making this decision.
For professionals, they are useful reports that keep them up to date with what is current in the field.
For scholars, the depth and breadth of the literature review emphasizes the credibility of the writer in his or her field.