Male Infertility: Causes, Tests, and Treatment Guide 

Roughly 30 to 50 per cent of couples are challenged with male infertility. This article shares an insight into its symptoms, causes, and available treatment options, ranging from lifestyle changes to medical interventions. 

Contents

Understanding Male Infertility

Infertility affects both males and females. Male infertility refers to the man’s inability to contribute to conception and pregnancy in a fertile female partner despite having unprotected sexual intercourse for a year or more. 

For a successful pregnancy, approximately 20 million sperm in each millilitre of semen is a requisite. These sperm should have high motility and quality to swim up the fallopian tubes to fertilise the egg. When a sperm fertilises an egg, a new life begins. 

A young, healthy couple has a 25% chance of getting pregnant each month. However, if the couple is unable to conceive after a year, it is most likely another case of male infertility requiring medical attention.  

It can occur due to various issues associated with the male reproductive system, such as low sperm production, poor sperm motility and quality, etc. 

What Are Male Infertility Causes?

Male infertility can be a result of many causes ranging from genetic disorders to environmental factors to lifestyle choices.  

Below, we categorise male infertility causes according to factors: 

Medical Factors

  • Varicocele 

Veins in the scrotum enlarge, which causes an increase in the testicular temperature that hinders spermatogenesis. 

  • Genetic Disorders 

Conditions like Klinefelter syndrome and Kallman syndrome also obstruct sperm production and quality. 

  • Infections 

Testicular infections of the epididymis, the tube that carries sperm, can impair sperm production or function. 

  • Ejaculatory Dysfunction 

This includes retrograde ejaculation, a condition where semen flows back into the bladder, or other ejaculatory problems can occur. 

  • Erectile Dysfunction  

A condition where the erection is not firm enough for intercourse. 

  • Hormonal imbalance 

Sperm production can be affected by hormonal issues with the pituitary gland, hypothalamus, or testicles. 

  • Diseases 

Autoimmune diseases, cystic fibrosis, and diabetes also impact male fertility. 

  • Tumours 

Cancerous and benign tumours can also impact the male reproductive system. 

  • Undescended Testicles 

A condition wherein during foetal development, both or any one of the testicles fails to descend into the scrotum, resulting in male infertility issues. 

  • Sperm Problems 

Deformed sperm, low sperm count (oligospermia), or absence of sperm from semen (azoospermia).

Lifestyle Factors

  • Smoking immensely decreases sperm count and sperm morphology. 
  • Alcohol and drug abuse disrupts follicle-stimulating hormones and luteinising hormones that harm the sperm. 
  • Obesity can cause shrunken testicles, impairing sperm production. 
  • Heat exposure reduces and disrupts spermatogenesis. 

Environmental & Other Factors

  • Exposure to chemicals and radiation affects sperm production. 
  • Certain medications, such as finasteride and surgeries in the groin area, can have adverse effects on your reproductive system. 
  • In females, age does not cause much harm to fertility, but as a male, you may face infertility challenges due to age factor. 
Male Infertility Causes

Recognising Male Infertility Symptoms

Male infertility symptoms include: 

Testicular Problems

  • Testicular torsion, a condition where the testicles twist inside the scrotum. 
  • Epididymitis, an infection of the epididymis. 
  • Mass or nodule in testicle causing discomfort and swelling. 
  • Hernia, where the testicular area gets swollen, inflamed, and painful. 
  • Varicoceles. 

Hormonal Imbalance

  • Fatigue and exhaustion. 
  • Gynecomastia, a condition in which unusual breast development occurs in males. 
  • Reduced facial and body hair. 
  • Weight gain. 
  • Emotional instability. 
  • Low concentration level 

Sexual Dysfunctions

  • Decrease in sex drive. 
  • Painful ejaculation. 
  • Cloudy urine after intercourse. 
  • Lower semen concentration and production. 

Determining Male Infertility Tests

A comprehensive and expert examination is essential when dealing with a challenge like male infertility. The standard diagnostic approach at Dr Garaffa’s Andrology clinic in London includes a thorough physical examination to determine your health condition and identify any symptoms affecting your fertility. 

You and your partner may be asked about your sexual habits and prior medical history. Dr Garaffa’s expertise allows him to interpret results comprehensively whilst identifying subtlety that goes unnoticed during a general assessment. 

Semen analysis is the primary test used to determine male fertility. The test examines sperm count, motility, and morphology in the patient’s semen sample. 

Invasive and non-invasive imaging tests such as ultrasound, MRI (Magnetic Resonance Imaging), and venogram are conducted to identify and rule out male infertility. 

For a more accurate diagnosis, blood tests, urine analysis tests, and testicular biopsies are performed to rule out any male sterility issues. 

Male Infertility Treatment Options

With technological advancements, treatments and procedures are available to conceive using the sperm in its existing condition successfully. 

Presently, Assisted Reproductive Technologies (ART) is one of the approaches used to help male infertility cases. Some of these ART treatment options include: 

  • In Vitro Fertilisation (IVF) – A procedure where an egg is fertilised by a sperm in a lab, then the embryo is implanted in the mother’s uterus for a successful pregnancy. 
  • Intrauterine Insemination (IUI) – A procedure where the sperm is directly injected into the woman’s uterus during ovulation 
  • Intracytoplasmic Sperm Injection (ICSI) – In cases of severe male infertility, a single sperm is directly injected into the egg. 
  • Sperm Donation – When all the above options fail to achieve conception, your doctor may suggest using donor sperm.  

Some medical approaches to help male infertility are: 

  • Hormone therapy to correct hormonal imbalance 
  • Varicocelectomy to fix varicoceles 
  • Surgically retrieve sperms from testicles or epididymis 
  • Surgically correct any obstructions in the male reproductive tract 

Furthermore, to enhance sperm concentration, sperm motility and production, your doctor can also suggest some lifestyle changes, such as: 

  • Exercising regularly and eating a healthy diet 
  • Efficiently managing your weight to avoid hormonal imbalance 
  • Giving up smoking 

Frequently Asked Questions 

How do we increase sperm count naturally?

Making mindful lifestyle changes like eating a balanced diet and taking supplements increases sperm count naturally. 

Yes, as obesity causes hormonal imbalance that affects sperm quality. 

Yes, chronic stress significantly impacts male fertility. 

Sperm quality and production are impaired due to an imbalance of testosterone, FSH, or LH hormones. 

At least try to conceive for one year with regular unprotected sexual intercourse. 

How Can Dr. Giulio Garaffa Help?

Dealing with male infertility can be overwhelming, but knowing the causes and the proper treatment options empowers you to take charge of your reproductive health. If you have concerns about your fertility or are experiencing challenges, then seeking expert advice is the step towards a brighter future. Book your consultation today with Dr Giulio Garaffa, a leading private urologist in London who specialises in diagnosing and treating male infertility. 

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DR. GIULIO GARAFFA
LONDON’S TOP UROLOGIST

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