Metastasis: Its Mechanism and Implications for Cancer Comprehensive Guide Metastasis, a hallmark of invasive cancer, is the spread of malignant cells from their primary site to distant organs. As a...
...Chemotherapy or radiation treatment for cancer 2. **Pre-Testicular Factors:** * Erectile dysfunction (ED) * Ejaculation disorders (e.g., retrograde ejaculation, premature ejaculation) * Anatomical abnormalities (e.g., hypospadias, urethral...