She may have the answer as she has helped me with a lot of questions and uncertainties I had regarding rhinoplasty procedures.<br/><br/>Or<br/><br/>She may have the answer as she has helped me with a lot of questions and uncertainties I have had regarding rhinoplasty procedures.<br/><br/>Should I stick to the tenses or is the original sentence okay?<br/><br/>And is there a difference in meaning?<br/><br/>Thank you!