If there has been documentation that no infection is present, it is unlikely that it can affect the pregnancy.
I would continue to ensure there isn't anything wrong with the prostate. A transrectal ultrasound can be considered to image the prostate and ensure there isn't an abscess present.
Various types of urodynamic testing - including cystometry, uroflometry, or urethral pressure profile tests - can evaluate for any problems with urinary storage and drainage. These can be discussed with your personal urologist.
Followup with your personal physician is essential.
This answer is not intended as and does not substitute for medical advice - the information presented is for patient education only. Please see your personal physician for further evaluation of your individual case.
Kevin, M.D.
Medical Weblog:
kevinmd_b