Idiopathic scrotal calcinosis is a benign condition characterized by the presence of small, painless nodules in the scrotum. Treatment is usually not required unless the nodules begin to irritate or cause symptoms. It is recommended that you visit a urologist for further evaluation and management.

In relation to your symptoms, it is likely that you have a urinary incontinence. Consulting a urologist with physical examinations and diagnostic testing to establish the underlying cause is essential. According to the diagnosis, treatment can be conducted in form of medications, pelvic floor exercises or surgery.

Body sizes and shapes vary from person to person, and there is a wide range of normal. It's always a good idea to consult your doctor/ urologist who can assist you with your concerns.

Testicular torsion is rather dangerous, thus the fact that you are getting in touch is positive. If you've experienced discomfort in your testicles for a year, it might be due to testicular torsion - that's when the spermatic cord is twisted. Symptoms include abrupt, excruciating anguish, swelling, and nausea. This needs an emergency medical intervention to avert the destruction of the testicle. Surgery is typically required to untwist the cord and preserve the testicle. 

Treating premature ejaculation can include medications, psychological counseling, and sexual therapy. Psychological counseling and behavior therapy can help address underlying psychological issues that may be causing or contributing to the problem. Sexual therapy can help couples address relationship issues that may be contributing to the problem.
PS- Medications and treatments can be prescribed only after a proper diagnosis.