CASE PRESENTATION
A 64-year-old healthy man presented with prostate cancer diagnosed in 2016. The pathology showed Gleason scores 3+3 and 3+4 in multiple cores and the patient underwent an uncomplicated radical prostatectomy. He regained urinary continence; however, he required injection...
ABSTRACT
Background: Physician prescribing patterns surrounding the use of testosterone therapy (TTh) in men with a history of prostate cancer (CaP) is not well described.
Aim: To characterize the demographics and usage patterns of testosterone therapy in men with a history of prostate cancer...
ABSTRACT
Introduction: Although testosterone therapy (TTh) is the standard practice in otherwise healthy hypogonadal men, this therapy has historically been contraindicated in men with a history of prostate cancer. Recent evidence suggests that there is minimal or no prostate cancer growth in...
Predict estradiol, DHT, and free testosterone levels based on total testosterone
⚠️ Medical Disclaimer
This tool provides predictions based on statistical models and should NOT replace professional medical advice.
Always consult with your healthcare provider before making any changes to your TRT protocol.
ℹ️ Input Parameters
Normal range: 300-1000 ng/dL
Predicted Hormone Levels
Enter your total testosterone value to see predictions
Results will appear here after calculation
Understanding Your Hormones
Estradiol (E2)
A form of estrogen produced from testosterone. Important for bone health, mood, and libido.
Too high can cause side effects; too low can affect well-being.
DHT
Dihydrotestosterone is a potent androgen derived from testosterone. Affects hair growth,
prostate health, and masculinization effects.
Free Testosterone
The biologically active form of testosterone not bound to proteins.
Directly available for cellular uptake and biological effects.
Scientific Reference
Lakshman KM, Kaplan B, Travison TG, Basaria S, Knapp PE, Singh AB, LaValley MP, Mazer NA, Bhasin S. The effects of injected testosterone dose and age on the conversion of testosterone to estradiol and dihydrotestosterone in young and older men. J Clin Endocrinol Metab. 2010 Aug;95(8):3955-64.
