Senior Director, Urology, Uro-Oncology, Andrology and Kidney Transplant, BLK-Max Super Speciality Hospital, New Delhi
Part 10 of 10 in Advances in Urology, Uro-Oncology and Kidney Transplant
Erectile Dysfunction and Male Infertility: Shock Wave Therapy, PRP and Surgical Options
November 23, 2025
For erectile dysfunction, Dr. Rana starts with the least invasive options before considering surgery. Low-intensity shock wave therapy delivers around 2,000 shocks to the corpora in sessions repeated weekly for six sessions or twice-monthly for three months, stimulating neoangiogenesis, new blood vessel growth, with a success rate of roughly 65-70% in carefully selected, well-controlled diabetic patients with borderline erectile function.
PRP and when penile implants become necessary
Platelet-rich plasma (PRP) therapy follows a similar mechanism: blood is drawn, centrifuged, and the concentrate injected into each corpus once weekly for three sessions, helping roughly 60% of similarly selected patients. Neither shock wave therapy nor PRP is effective for neurogenic erectile dysfunction. Penile implants are reserved as a last resort, only after counselling, medication, injections and PRP have all been tried and failed, most often for men with end-stage arterial insufficiency, sometimes following radical prostatectomy, or complete corporal fibrosis where no other treatment can work.
Male infertility: microsurgical reconstruction
For obstructive azoospermia where testicular sperm production is confirmed to be normal, microsurgical vaso-epididymal anastomosis reconnects the blocked pathway, giving roughly 35-40% of these patients a realistic chance of sperm appearing in their ejaculate afterward. As with the rest of Dr. Rana's practice, patient selection, matching the right procedure to the right underlying cause, determines the outcome more than any single technique in isolation.
This article is based on a Jivo Masterclass session conducted by Dr. Yajvender Pratap Singh Rana, Director, Urology, Uro-Oncology, Andrology and Kidney Transplant, BLK-Max Super Speciality Hospital, New Delhi. The article has been summarised with the assistance of an AI tool from the original masterclass recording. Watch the full Masterclass recording
Looking for a urology or kidney transplant consultation or a second opinion? Get in touch with the Jivo team
This guide is based on a live Jivo Masterclass — Dr. Yajvender Pratap Singh Rana taught doctors across Africa on November 23, 2025.
FROM THE LIVE Q&A
Dr. Ana
Is it possible for you to shed more light on blood group-incompatible transplants? I keep reading the news that these are being done.
Dr. Yajvender Pratap Singh Rana
Yes, blood group-incompatible transplants are done routinely, though they remain the second choice after a compatible donor. The recipient's antibody titre against the donor's blood group determines eligibility: titres up to 1:8 are essentially as good as a compatible transplant, and even up to 1:64 respond to one or two sessions of plasmapheresis. Higher titres, above 1:128, need immunoadsorption column filtration to bring the level down before proceeding. The success rate is good but runs slightly below a fully compatible transplant, with roughly one in 50 patients experiencing hyperacute rejection.
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Frequently Asked Questions
Can we risk a transplant even when the HLA match, for both donor and recipient, is low?▼
Yes, HLA incompatibility alone is not a major problem, even between spouses with no HLA match at all. What actually determines eligibility is the cross match: a negative CDC and flow cross match clears the way for transplant. If CDC is negative but flow is positive, donor-specific antibody testing by the single antigen bead method quantifies the real risk, an MFI reading up to roughly 1,500-2,000 is not a concern, while higher readings call for plasmapheresis first. The key requirement is simply that there should be no antibodies against that particular HLA antigen.
How do you get a compatible cadaveric kidney donation for transplant, and what is the timing involved?▼
Whenever a brain-dead donor is identified anywhere in Delhi NCR, India's national organ transplant authority (NOTTO) is notified and coordinates two brain stem death declarations roughly two hours apart, made jointly by the primary caregiver and a neurointensivist or equivalent specialist. Once the family consents, NOTTO allocates the organ from its waiting list strictly by turn order across hospitals, no single centre can claim it outside that process. From the first declaration to organ harvest is roughly a 12-hour process, with the recipient's dialysis and cross-match run in parallel so the transplant can proceed within six to twelve hours of harvest.
What can be done for cases of transplant rejection where the antibody attacks the new kidney?▼
This is antibody-mediated rejection (AMR), one of two categories of acute rejection alongside cell-mediated rejection (ACR), and a kidney biopsy is needed to tell them apart. Treatment usually starts with methylprednisolone pulses, escalating to anti-thymocyte globulin or plasmapheresis if that isn't enough. In over a decade, hyperacute rejection has not been seen in blood-compatible transplants at this centre, and most rejection today is reversible when caught and treated promptly, the real danger comes from delayed treatment, not from the rejection episode itself.
How does one ethically navigate finding a living donor without pressuring family or friends?▼
Donation has to come from love and compassion, never pressure. What actually works is reframing donation as a chance for the donor to become healthier: the thorough medical workup required for donor clearance means any underlying problem gets caught and treated, so donors go on to outlive their peer group rather than being harmed by donating. Where genuine pressure would otherwise be needed, keeping the recipient on dialysis while continuing to look for a willing donor is the ethical path, alongside broader deceased-donor campaigns to reduce reliance on living donors altogether.
Looking to the future, is there a possibility that xenotransplantation, using animal kidneys such as from a sheep, could work in humans?▼
It is being tried, but the outlook is not promising because of tissue rejection and the risk of transmitting animal viruses, including parvovirus, into the recipient, so the success of xenotransplantation is still genuinely questionable. Far more promising is tissue-engineered, artificially grown organs: a related technique already in use is tissue-engineered buccal mucosa grafting for urethral stricture, where a small piece of cheek tissue is cultured in a lab and implanted into the urethra, a real, working example of the technology-biology merger that is likely to define the field's near future.
How effective is shock wave therapy for erectile dysfunction?▼
Around 65-70% success in carefully selected patients, typically well-controlled diabetics with borderline erectile function. It works by stimulating neoangiogenesis and is not effective for neurogenic erectile dysfunction.
When is a penile implant recommended for erectile dysfunction?▼
Only as a last resort, after counselling, medication, injections and PRP have all been tried without success, typically for men with end-stage arterial insufficiency or complete corporal fibrosis where no other treatment can work.
In This Series: Advances in Urology, Uro-Oncology and Kidney Transplant
- 1.Modern Urology: BPH, Stones, Robotic Surgery and Kidney Transplant
- 2.Treating an Enlarged Prostate: From Medication to UroLift, Rezum and Laser Surgery
- 3.Kidney Stone Management: Why Stones Are Never a Silent Disease
- 4.Kidney Transplant Donor Selection: Blood Group and HLA-Incompatible Transplants
- 5.Deceased-Donor Kidney Transplant in India: How the NOTTO Process Works
- 6.Kidney Transplant for International Patients: Referral Criteria, Workup and Cost
- 7.Kidney Transplant Rejection: Warning Signs, Diagnosis and Treatment
- 8.Life After Kidney Transplant: Immunosuppression, Diet and Long-Term Care
- 9.Robotic Surgery in Urology: Prostate Cancer, Kidney Tumours and Bladder Cancer
- 10.Erectile Dysfunction and Male Infertility: Shock Wave Therapy, PRP and Surgical Options