In aqua Web you have the possibility to check dependent defects during the execution of a test case. Thus, you can easily check, if the defect is fixed when retesting it. To do so, just click on the link which is presented when executing a test case. As soon as finish executing a test case with related defects, the yellow info bar will appear.
A window will open with an overview of all related defects and you can change their status and add a note. You are also able to update the status, if a valid status transition is available.
You can also always review related defects by clicking in the ribbon of the test execution.