How to pull random text from a text field?

I'm trying to pull out the headers and then the text that goes with that header. The headers change, are inconsistently used, and sometimes aren’t present at all.  I'm using crystal reports 2008.  I bolded the headers below in the sample data.  How can I accomplish this? 

The sample text:

                          DIAGNOSIS:  Left long finger retained foreign body and nail bed injury.      PROCEDURE:  Left long finger

                                foreign body removal, nail bed repair.      SURGEON:  Jane,Doe MD      ANESTHESIA: Local and

                                sedation.      INDICATIONS:  Jane Doe is a very pleasant woman who sustained a sewing needle injury to

This is what I'm trying to accomplish.