Prostate Cancer Nomograms PSA Doubling Time Share Prediction Tools: DisclaimerThe prediction tools, also known as prognostic nomograms, located on the MSK Web site are for general health information only. The prediction tools are not to be used as a substitute for medical advice, diagnosis, or treatment of any health condition or problem. Users of the prediction tools should not rely on information provided by the prediction tools for their own health problems. Questions should be addressed to your own physician or other healthcare provider. MSK makes no warranties, nor express or implied representations whatsoever, regarding the accuracy, completeness, timeliness, comparative or controversial nature, or usefulness of any information contained or referenced in the prediction tools. MSK does not assume any risk whatsoever for your use of the prediction tools or the information contained herein. Health related information changes frequently and therefore information contained in the prediction tools may be outdated, incomplete or incorrect. Use of the prediction tools does not create an express or implied physician-patient relationship. MSK does not endorse or claim validity for the prediction tools found on the MSK Web site. The activities and products of MSK and its developers and agents (collectively MSK) are not endorsed by our past, present, or future employers. MSK does not record specific prediction tool user information and does not contact users of the prediction tools. You are hereby advised to consult with a physician or other professional healthcare provider prior to making any decisions, or undertaking any actions or not undertaking any actions related to any healthcare problem or issue you might have at any time, now or in the future. In using the prediction tools, you agree that neither MSK nor any other party is or will be liable or otherwise responsible for any decision made or any action taken or any action not taken due to your use of any information presented in the prediction tools. This tool can be used to calculate the rate of rise of PSA, expressed as the velocity in nanograms/mL/year, or the PSA doubling time, in months or years.Enter Your InformationAll fields are required unless noted optional Lab Results Enter comma delimited values with one record per line. Date (Month/Day/Year) PSA ng/ml (> 0.1) Clear Supporting Publications PSA Doubling TimePSA Doubling Time can be an indicator of biochemical and clinical progression. This tool predicts the changes in PSA levels over time.Pound CR, Partin AW, Eisenberger MA, Chan DW, Pearson JD, Walsh PC. Natural history of progression after PSA elevation following radical prostatectomy. JAMA. 1999 May 5;281(17):1591-7. doi: 10.1001/jama.281.17.1591. PMID: 10235151.