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Doctor insights on: Absence Of Sperm In Ejaculate Due To Obstruction

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What are the odds of having sperm due to obstruction/severe oligospermia if azospermia found in semen analysis x2? Statistically speaking.

What are the odds of having sperm due to obstruction/severe oligospermia if azospermia found in semen analysis x2? Statistically speaking.

Here are some ...: If the diagnosis of azoospermia is clinically confirmed, its guaranty to be infertile should be better than any available contraceptive measures, which have been known never being 100%. As to "Statistically speaking", I couldn't find and don't believe any studies done to specifically answer your question. ...Read more

Obstruction (Definition)

Anything that creates a blockage of the intestinal tract. You may think of the intestinal tract (stomach, small bowel, large bowel) as somewhat akin to a garden hose. If you kink the garden hose, or twist it, or block it inside, you have created an "obstruction". Most obstructions are a results of previous surgery and most of these ...Read more


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Is there any chance of urine reflux into vas deferes or ejaculatory ducts due to prostatitis or urethritis? What are the treatments?

Is there any chance of urine reflux into vas deferes or ejaculatory ducts due to prostatitis or urethritis? What are the treatments?

Epididymitis: This is the proposed mechanism of epididymitis. Usually a strain such as lifting or exercising (increasing intra-abdominal pressure) causes the reflux a very tiny amounts of bacteria laden urine down the vas. The treatment is the same as it is for prostatitis: antibiotics and anti-inflammatories. ...Read more

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If preejaculation comes from the bulbourethral glands and sperm are in the epididymis, (anatomically) how could there be sperm in preejaculatory fluid?

If preejaculation comes from the bulbourethral glands and sperm are in the epididymis, (anatomically) how could there be sperm in preejaculatory fluid?

Misinformed: Pre-cum comes from the prostate gland. The testes dump new sperm into the prostate gland as they make sperm. The fluid in the prostate gland keep sperm fresh and ready to cause pregnancy. You've got your science wrong. Pre-cum is able to cause pregnancy. It happens all the time! there is only one source for semen. ...Read more

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Does frequent sex weakens the body due to ejaculation of semen.

Does frequent sex weakens the body due to ejaculation of semen.

No: Many men have frequent ejaculations and there is no data to show any ill effects. ...Read more

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Will urination before sex kill any sperm left in urethra? Reducing the chance of pregnancy from precum?

Will urination before sex kill any sperm left in urethra? Reducing the chance of pregnancy from precum?

Asked and Answered: No. Not in any way will urinating before sex diminish pre-cum leaking from your penis when erect or during sexual activity. It is extremely disrespectful to just dismiss the answers you are getting here. This question you are asking is absolutely well known and no answer will be different here. Pre-cum frequently causes pregnancy. This is not a secret. The only way to prevent is to wear condom ...Read more

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Is the sperm found in precum from a previous ejaculation and will urinating in between clear it out of the urethra?

Is the sperm found in precum from a previous ejaculation and will urinating in between clear it out of the urethra?

Yes: Yes to both questions, but there are no guarantees. Why are you having unprotected sex and what are you doing to protect yourself from std's? ...Read more

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Can MRI effect the development of sperm cells or impact sperm in anyway, pre-pregnancy that could contribute to chromosomal translocation?

Can MRI effect the development of sperm cells or impact sperm in anyway, pre-pregnancy that could contribute to chromosomal translocation?

No: I am unaware of any evidence in the scientific literature that a standard diagnostic MRI has any adverse effect on sperm, developing sperm, or on a person who is pregnant or the fetus. The literature suggests that the strength of the mr field at diagnostic levels does not affect dna synthesis, cell cycle, or proliferation kinetics in a fetus. ...Read more

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Can prostatic calcifications cause blood in the semen ?

Can prostatic calcifications cause blood in the semen ?

No, ...: There has been no documented relation between blood in semen called hematospermia, which at best can be speculated of resulting from vessel-bursting somewhere inside seminal vesicles or along ejculatory ducts secondary to unclear causes like infection, and prostate calcification or stones. which has no firm connection with any imaginable causes. More? Ask your urologist timely. ...Read more

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Can a swelling of my vas deferens affect the quantity of sperms during ejaculation? Does it also affect erection?

Can a swelling of my vas deferens affect the quantity of sperms during ejaculation? Does it also affect erection?

Not Really: In my 40+ yrs as a urologist ,I have not come across a "swollen" vas.There are vascular structures with the vas attached to the testis.Some of these structures get bulky and give impression of swelling.No,it won't affect erection or semen volume! If in doubt see a local health dept in your town ...Read more

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The factors that lead to impotency in men?

The factors that lead to impotency in men?

Many!: First, it is important to find out if there is a physical reason for impotence. This requires a history & physical examination by your doc, with appropriate testing. If a physical cause is found, like a hormonal imbalance, then treatment helps. You may be referred to a urologist. If there's no apparent physical cause, which is not infrequently the case, then psychological issues are possible. ...Read more

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Does lots of sex decrease the sperm count in male ?

Does lots of sex decrease the sperm count in male ?

Yes: The more frequently a man ejaculates, the less time the testicles have to produce mature sperm. That is typically why urologist ask you to abstain from ejaculation for 1-3 days prior to a semen analysis. ...Read more

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What can effect the production and quality of sperms in males ?

What can effect the production and quality of sperms in males ?

SPERM: Many elicit drugs and steroids can effect the production. Some quality issues can be caused by varicocele or dilated veins in the spermatic cord. This has been debated and mostly effects the motility. Other endocrine issues can effect the testicular function. ...Read more

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What R the lasting effects of a years worth of reduced cerebral blood flow due to vasoconstriction? Does the lack of proper CBF result in cell death?

What R the lasting effects of a years worth of reduced cerebral blood flow due to vasoconstriction?
Does the lack of proper CBF result in cell death?

The long term effect: of "reduced" CBF due to TEMPORARY constriction of the vessels (as in migraine) are not really known but several studies have shown that even severe chronic migraine does not reduce flow sufficiently to damage brain cells! Hope this helps! Dr Z ...Read more

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What causes the amount of semen to vary during ejaculation?

Frequency: The more often you ejaculate, the less each dose available. Donating to a sperm bank, you should give once or twice week. ...Read more

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Could there be a higher or lower concentration of sperm in precum?

Could there be a higher or lower concentration of sperm in precum?

Usually lower: Most studies have showed low levels of sperm or no sperm in pre-ejaculate. One study showed that there are some individuals with a high sperm count in pre-ejaculate. ...Read more

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Sperm (Definition)

This sperm is a reproductive cell from the male that either carries a x or an y chromosome that will fertilize the egg cell from the female in order ...Read more


Semen (Definition)

Semen is the white, viscous substance that forms the male ejaculate. Semen contains sperm, fructose (nutrition for the sperm), and ...Read more