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Male fertility & reproductive health

Understanding male fertility.
Taking the next step with confidence.

Dr. Hussein Kandil

MBBCh, FACS, MBA
Specialist Urologist | Male Infertility & Andrology

American College of Surgeons, FACS fellowshipAcademy of Master Surgeon Educators membership

Clear information and individual care for men and couples navigating fertility concerns. Explore your options, learn about male reproductive health, and arrange a consultation in Abu Dhabi, Al Ain, or online.

Dr. Hussein Kandil
Explore • Learn • Understand

The journey to fertility.

Follow a sperm’s remarkable journey. Choose a stage to discover what happens along the way.

RUJOOLAH • THE SPERM JOURNEY

Your Rujoolah guide
Stage 01 / 05

Where the journey begins

Sperm are produced in the testes. Hormones help support this process.

Production is only the first stage of a longer journey.

Stage 02 / 05

Growing ready for the journey

Sperm mature and are stored in the epididymis, a coiled duct beside each testis.

Making sperm and having mature sperm are different steps.

Stage 03 / 05

A connected pathway

The vas deferens carries sperm from the epididymis towards the urethra.

A blockage can interrupt sperm transport.

Stage 04 / 05

Movement with a purpose

After ejaculation into the vagina, sperm travel through the cervix and uterus towards the fallopian tubes. The tail helps propel them.

Fertility involves more than speed alone.

Stage 05 / 05

When sperm meets egg

Fertilisation usually takes place in a fallopian tube. A fertilised egg must then develop and implant in the uterus for pregnancy to progress.

Fertilisation and implantation are separate events.

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A simplified educational illustration, not an anatomical map or a fertility assessment.

Learn more • Sources

NICHD — Men’s Reproductive Health
ASRM — Assisted Reproductive Technologies

Discuss your fertility questions

RUJOOLAH • MICROSCOPIC EXPLORER

Inside a sperm: structure & DNA.

Explore the microscopic structures that support movement, fertilisation and the delivery of genetic information.

AcrosomeNucleus / DNAConnecting pieceMidpieceTail
Longitudinal cutaway. Select a label or button to animate that part. Motion continues until you select another part or pause it.

Select a labelled part to explore its function.

The fertilisation cap

The acrosome is a cap over the front of the head. Its contents and membrane changes help sperm interact with the egg’s outer coverings during fertilisation.

The genetic cargo

The nucleus contains the paternal set of genetic instructions, normally in 23 chromosomes. Most sperm DNA is tightly packed with proteins called protamines.

The link between head and tail

This specialised junction anchors the tail to the head and contains centriolar structures involved in organising the sperm’s architecture.

The mitochondrial sheath

Mitochondria wrap around the core of the midpiece. They contribute to energy production; energy for sperm movement also comes from glycolysis.

The movement apparatus

The flagellum produces the bending movements that propel the sperm. Its core, the axoneme, has a typical arrangement of nine outer microtubule doublets around a central pair.

AI-generated photorealistic 3D medical illustrations. Structures are enlarged for learning; these are not actual microscopy photographs.

A closer look at sperm DNA.

The nucleus is small, but its genetic cargo matters. Explore DNA packaging and what fragmentation means.

3D molecular illustration: compacted sperm chromatin or DNA strand breaks

Compact packaging, protected cargo

During sperm development, most histones are replaced by protamines, helping DNA become highly compact. Some histones remain. The molecular illustration enlarges this organisation to make it visible.

Fragmentation means breaks in DNA

DNA fragmentation refers to breaks in DNA strands. It is different from an abnormal chromosome count. A sperm’s appearance or movement alone cannot reveal its DNA integrity.

How is it assessed?

Specialised laboratory tests assess DNA damage. They are distinct from a routine semen analysis and may be considered in selected clinical situations. A result alone does not determine whether pregnancy will occur.

Conceptual comparison only — not a test result, risk score or prediction of fertility.

Scientific sources

Molecular Biology of the Cell — Sperm
NHGRI — Meiosis
Hammoud et al., Nature — Human sperm chromatin
ASRM — Sperm DNA integrity testing
Fishman et al. — Human sperm centriole
Human sperm energy production — Experimental study

Ask Dr. Hussein Kandil

Specialist care

How I Can Help

My practice focuses on male infertility and reproductive health, with evaluation and treatment tailored to each patient’s circumstances.

Male Fertility Assessment

Assessment of fertility concerns, review of previous investigations, and discussion of appropriate next steps.

Azoospermia & Sperm Retrieval

Evaluation of absent sperm in the ejaculate and discussion of sperm retrieval procedures, including micro-TESE, when appropriate.

Varicocele Treatment

Assessment of varicocele and consideration of treatment options, including microsurgical repair.

Vasectomy Reversal

Consultation about microsurgical reversal and the factors that may influence treatment choices.

Reproductive Hormone Disorders

Evaluation and management of hormonal concerns affecting male reproductive health.

Sexual & Ejaculatory Health

Confidential consultations for sexual function and ejaculation concerns.

PATIENT EDUCATION

Procedures, explained.

Understand the procedures I perform, why they may be considered, and what happens during each one.

01

Surgical sperm retrieval

These procedures collect sperm directly from the testis or epididymis—the coiled tube beside the testis. The choice depends on whether sperm are blocked from reaching the semen or production is reduced.

TESA

Testicular sperm aspiration

Needle collection from the testis

A fine needle takes a small sample directly from the testis. The laboratory examines it for sperm. TESA may be considered when sperm production is present but sperm cannot reach the semen.

The testis is supported and the area is numbed or anaesthesia is given.

Gentle suction draws a small tissue sample through the needle. The moving highlight shows the sampling route.

An embryologist searches the sample for sperm suitable for assisted reproduction.

View original procedure photographs

Surgical images from Dr. Hussein Kandil’s teaching archive

Original TESA aspiration photograph.
Original TESA aspiration photograph.
1 / 3
PESA

Percutaneous epididymal sperm aspiration

Needle collection from the epididymis

A fine needle passes through the skin into the epididymis to collect fluid. It may be used when sperm are being produced but their passage is blocked.

The epididymis stores and carries sperm after they leave the testis.

Fluid is gently drawn through a needle placed in the epididymis through the skin.

The laboratory checks the fluid. Another retrieval method may be needed if the sample is insufficient.

1 / 3
MESA

Microsurgical epididymal sperm aspiration

Microscope-guided collection from the epididymis

Through a small surgical opening, the epididymis is examined under an operating microscope. A tiny tubule is opened and fluid is collected for the laboratory.

MESA uses surgical exposure and a microscope. PESA collects fluid with a needle through the skin.

The surgeon exposes the epididymis through a small opening, allowing a direct view.

The fine covering is carefully opened to reach the small epididymal tubules.

Under magnification, a selected tubule is opened to release fluid.

Fluid appears at the opening. Its sperm content is confirmed in the laboratory, rather than by appearance alone.

A fine collection instrument draws up the fluid while the microscope guides the procedure.

The collected fluid is transferred to a laboratory dish for examination.

The laboratory examines the sample for sperm and assesses whether they can be used for ICSI or frozen. This photograph is a still laboratory view.

View the MESA photo sequence

MESA operative and laboratory images supplied by Dr. Hussein Kandil

MESA: surgical exposure of the epididymis.
MESA: surgical exposure of the epididymis.
1 / 7
microTESE

Microdissection testicular sperm extraction

A careful microscopic search inside the testis

The testis is opened and examined with an operating microscope. Small samples are taken from selected sperm-producing tubules. This approach is used particularly when sperm production is severely reduced.

02

Microsurgical varicocele repair

Subinguinal microsurgical varicocelectomy

A varicocele is a group of enlarged veins around the testis. Through a small incision below the groin, the abnormal veins are carefully tied off under a microscope to reduce backward blood flow.

A gold-standard surgical approach

Microsurgery helps distinguish veins from the testicular arteries, lymphatic channels and sperm duct, which are preserved. It has low recurrence and hydrocele rates compared with many other surgical approaches. The right treatment still depends on your assessment.

The microscope helps separate the enlarged veins from structures that need to be protected.

The selected veins are sealed with sutures. Your photographs show vein ligation, rather than metal clips.

The final view shows the tied veins. The aim is to stop reflux while preserving important structures and alternative drainage.

View original procedure photographs

Surgical images from Dr. Hussein Kandil’s teaching archive

Microsurgical dissection from the original operative sequence.
Microsurgical dissection from the original operative sequence.
1 / 3

Repair may improve semen quality or symptoms in appropriately selected patients; it does not guarantee pregnancy.

Before choosing a procedure

We review your examination, semen analysis and relevant tests, along with your partner’s fertility plan. Anaesthesia, recovery and risks are discussed individually. Retrieved sperm are usually used with IVF/ICSI; finding sperm does not guarantee a pregnancy.

Patient information and clinical sources

HFEA — Surgical sperm extraction
ASRM — Surgical techniques for sperm retrieval
UCLA Health — Microsurgical sperm retrieval
EAU — Male infertility guidelines
BAUS — Microsurgical varicocele ligation

Discuss which procedure may suit you

Dr. Hussein Kandil
Experience & education

Meet Dr. Hussein Kandil

Dr. Hussein Kandil is a specialist urologist whose practice focuses on male infertility, reproductive hormone disorders, and sexual health.

He completed a fellowship in Andrology at the University of Illinois at Chicago and is a Fellow of the American College of Surgeons. His clinical expertise includes microsurgical sperm retrieval, microsurgical varicocele repair, and vasectomy reversal.

Alongside his clinical practice, Dr. Hussein Kandil contributes to research and medical education. He founded Rujoolah to make information about men’s reproductive health more accessible.

Consultations in English, Arabic, and French.

Read More About Dr. Hussein Kandil →

Download My CV (PDF)

American College of Surgeons
FACSFellow of the American College of Surgeons
Academy of Master Surgeon Educators, American College of Surgeons
MembershipAcademy of Master Surgeon Educators
American College of Surgeons
Patient resources

Learn About Male Reproductive Health

Male’s Venue — Blog

Explore articles about male fertility, reproductive hormones, sexual health, and the questions patients bring to their consultations.

TAKING THE FIRST STEP

Your First Consultation

A chance to share your concerns, ask questions, and understand the next steps with Dr. Hussein Kandil.

Before Your Visit

Bring previous test results and medical reports, if available, along with a list of your medicines and supplements. Note the questions you would like to discuss.

During Your Consultation

Discuss your health history and goals, review previous results, and take time to ask questions about the concerns that matter to you.

Planning Your Next Steps

Discuss any further assessment or options relevant to your circumstances, what they involve, and how to arrange follow-up.

When booking, please ask whether any documents or specific preparation are needed for your appointment.

Arrange Your Consultation →

COMMON QUESTIONS

Questions You May Have

Clear answers to help you take the next step.

When should I seek a male fertility assessment?

Assessment is usually recommended after 12 months of trying to conceive, or after 6 months if the female partner is 35 or older. Seek advice sooner if either partner has a known fertility concern or you have an abnormal semen analysis.

Can I book a consultation before having tests?

You can arrange an initial consultation to discuss your concerns and which investigations may be appropriate. Bring any existing results, and ask the clinic about preparation when booking.

What if my semen analysis shows no sperm?

This finding is called azoospermia and needs specialist evaluation. Further assessment may include confirming the result and investigating the cause. Any treatment or sperm retrieval options depend on the individual findings.

Should my partner attend the consultation?

A couple-based approach can help build a fuller picture of fertility. Ask the clinic whether attending together would be useful for your appointment; you can also discuss personal concerns individually.

How do online consultations through DRAPP work?

Open Dr. Hussein Kandil’s DRAPP profile and follow the platform’s instructions to request a consultation. Check available appointments, fees, and requirements in DRAPP. An in-person visit may still be needed for examination or procedures.

Connect on DRAPP →

Explore more on Male’s Venue or arrange a consultation.

Medical background: AUA/ASRM male infertility guideline. Information is general; assessment and advice are individual.

Abu Dhabi · Al Ain · Online

Arrange Your Consultation

When booking, please request an appointment with Dr. Hussein Kandil.

Dr. Hussein Kandil

Online Consultations

Connect with Dr. Hussein Kandil through DRAPP for an online consultation.

Consult Online via DRAPP

General enquiries

Contact Me

Send a general enquiry to Dr. Hussein Kandil. For appointments, please use the clinic booking details or DRAPP above.

For general enquiries—please do not include medical reports or sensitive health information.




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