Clinical trials: Non Obstructive Azoospermia
Azoospermia
GnRHa Combined With hCG and hMG for Treatment of Patients With Non-obstructive Azoospermia
Preliminary reports showed that hormonal treatment may improve the chance of retrieving viable testicular sperm from men with NOA.
- Trial name
- NCT02544191
- Testing
- GnRHa/ hCG/ hMG
- Where
- China
- Volunteers
- 30 people
- Sponsor
- Jinling Hospital, China
Non-obstructive Azoospermia
Testicular Proteins for Sperm Retrieval Prediction Protein1, Testis-Expressed Gene 101, and Lectin Galactoside-binding Protein in Predicting Surgical Sperm Retrieval in Men With Non-Obstructive Azoospermia
Generally, azoospermia is characterized as obstructive (OA) or nonobstructive (NOA). Surgical spermatozoa retrieval results vary in success rates.
- Trial name
- Genomics (NCT06154954)
- Testing
- Semen analysis
- Where
- Egypt
- Volunteers
- 90 people
- Sponsor
- Cairo University
Azoospermia
FSH Treatment for Non-obstructive Azoospermic Patients
Aim of the study is to evaluate the effect of highly purified human follicle-stimulating hormone treatment on the chance of retrieving testicular sperm (sperm retrieval rate) from infertile male patients with non-obstructive…
- Trial name
- NCT02275169
- Testing
- Urofollitropin
- Volunteers
- 200 people
- Sponsor
- Azienda Sanitaria Locale Bari
Male Infertility
Spermatogonial Stem Cells in Azoospermic Patients: a Comparison Between Obstructive and Non-obstructive Azoospermia
The researchers hypothesized that nonobstructive azoospermia might be associated with a reduction OF SSCs in seminiferous tubules as compared with obstructive azoospermia.
- Trial name
- NCT01178463
- Testing
- Biospecimen staining
- Where
- Israel
- Volunteers
- 25 people
- Sponsor
- Hillel Yaffe Medical Center
Non-obstructive Azoospermia
Gabapentin for Post-Operative Pain Control and Narcotic Reduction in Scrotal Surgery
The use of non-narcotic multi-modal analgesia to be used in the pre-operative, peri-operative and post-operative period to reduce or potentially eliminate narcotic usage following scrotal surgery.
- Trial name
- NCT04230980
- Testing
- Gabapentin
- Where
- United States
- Volunteers
- 74 people
- Sponsor
- Weill Medical College of Cornell University
Non-obstructive Azoospermia
Testicular Sperm Retrieval Rate After Varicocele Ligation in Men With Non Obstructive Azoospermia
A varicocele is an abnormal dilatation and tortuosity of the veins of the spermatic cord. Although varicoceles are common in the general population and are frequently found on routine physical examinations, they represent the…
- Trial name
- NCT07008495
- Testing
- varicocelectomy
- Where
- Egypt
- Volunteers
- 50 people
- Sponsor
- South Valley University
Non-obstructive Azoospermia
Effect of Age on Sperm Recovery of Microdissection Testicular Sperm Extraction in Nonobstructive Azoospermia Patients
Males with non-obstructive azoospermia (NOA) have an opportunity to obtain sperm by treatment with microdissection testicular sperm extraction (mTESE), gold-standard surgical technique for them.
- Trial name
- NCT05958576
- Where
- China
- Volunteers
- 3,104 people
- Sponsor
- Peking University Third Hospital
Infertility, Non-obstructive Azoospermia
PET-MRI for Functional Imaging of the Testis: A Feasibility Study
The primary objective of this study is to explore feasibility of testis functionality assessment and testis imaging obtained from Positron Emissions Tomography (PET) /Magnetic Resonance Imagine (MRI).
- Conditions
- Infertility, Non-obstructive Azoospermia, Vasectomy
- Trial name
- NCT02669108
- Testing
- PET/ MRI of the Testis
- Where
- United States
- Volunteers
- healthy volunteers welcome
- Sponsor
- NYU Langone Health
Testicular Sperm Extraction in Azoospermic Patients
Laterality Success Determination of Microscopic Testicular Sperm Extraction in Non Obstructive Azoopsermia Patients
Determination of percentage of successful sperm retrieval in single testis in cases who will do bilateral TESE and identification factors mostly associated with successful sperm retrieval
- Trial name
- NCT07259967
- Testing
- Testicular sperm extraction
- Volunteers
- 80 people
- Sponsor
- Assiut University
Azoospermia, Nonobstructive, Oligozoospermia
Effect of Letrozole on Seminal Parameters in Men With Non Obstructive Azoospermia and Severe Oligozoospermia.
The investigators hope to learn if Letrozole is effective and safe in improving severe male infertility by increasing testosterone, decreasing oestradiol and stimulating sperm production thereby improving sperm motility…
- Trial name
- NCT02900105
- Testing
- Letrozole
- Where
- Singapore
- Volunteers
- 28 people, healthy volunteers welcome
- Sponsor
- KK Women's and Children's Hospital
Azoospermia, Infertility
Microdissection Testicular Sperm Extraction (MicroTESE) and IVF-ICSI Outcome in Non-Obstructive Azoospermia (NOA)
We evaluated the application of surgical testicular exploration with the aid of a microscope (MictoTESE) to increase the chances of obtaining sperm in men with impaired sperm production, a condition known as non-obstructive…
- Trial name
- NCT00484081
- Testing
- Microdissection Testicular Sperm Extraction, ICSI
- Where
- Brazil
- Volunteers
- 53 people
- Sponsor
- Clinic and Research Center in Human Reproduction Roger Abdelmassih
Insulin Resistance, Oligospermia
Insulin Resistance in Idiopathic Oligospermia and Azoospermia
Insulin resistance in men can be the underlying major factor in reproductive abnormalities ( chronic hypospermatogenesis ) as well as metabolic abnormalities similar to polycystic ovarian syndrome ( PCOS ) in women.
- Conditions
- Insulin Resistance, Oligospermia, Azoospermia
- Trial name
- NCT01509482
- Testing
- blood samples
- Where
- Egypt
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- The Egyptian IVF-ET Center
Infertility, Male
NT-NOA - Novel Treatment of Some Men With Non-Obstructive Azoospermia
This clinical interventional study aims to assess whether treatment with denosumab in combination with letrozole can improve sperm production in infertile men with non-obstructive azoospermia selected by serum anti-mullerian…
- Trial name
- NT-NOA (NCT06706414)
- Testing
- Denosumab (Prolia), Letrozole (Aromatase Inhibitors)
- Where
- Denmark
- Volunteers
- 16 people, healthy volunteers welcome
- Sponsor
- Martin Blomberg Jensen
Non Obstructive Azoospermia, Cryptozoospermia
Identifying Candidates for Limited Dissection at Microdissection TESE.
The goal of this retrospective observational study is to learn whether certain clinical characteristics can help predict which infertile men may successfully have sperm retrieved using a less-invasive "mini-incision" version of…
- Conditions
- Non Obstructive Azoospermia, Cryptozoospermia, Oligoasthenoteratozoospermia, Male Infertility
- Trial name
- NCT07286279
- Where
- Canada
- Volunteers
- 248 people
- Sponsor
- Clinique Ovo
Obstructive Azoospermia, Non-obstructive Azoospermia
Reproductive and Obstetric Outcomes in TESE-ICSI Cycles for Azoospermia
A comparison of reproductive and obstetrical outcomes is retrospectively performed among couples that underwent ICSI-TESE cycles for obstructive and non obstructive azoospermia between January 2001 and December 2019.
- Conditions
- Obstructive Azoospermia, Non-obstructive Azoospermia, Obstetric Complication
- Trial name
- AZOOCOMES (NCT04894136)
- Testing
- ICSI-TESE; embryo-transfer
- Volunteers
- 520 people
- Sponsor
- Istituto Clinico Humanitas
Non Obstructive Azoospermia
Standard IV Cannula Aspiration (SIVCA): A Novel, Efficient and Minimally Invasive Testicular Sperm Aspiration Technique
Study question: Can enough testicular tissue be aspirated for sperm retrieval in non-obstructive azoospermia (NOA), using a wide bore 14-G Standard IV cannula in comparison to micro-TESE? Summary answer: Standard IV cannula…
- Trial name
- NCT05247723
- Testing
- Standard IV Cannula for aspiration of testicular sperm, Micro-TESE
- Where
- Egypt
- Volunteers
- 130 people
- Sponsor
- Cairo University
Azoospermia, Nonobstructive
TESE and Non Obstructive Azoospermia
Azoospermia is complete absence of sperm in the ejaculate. It accounts for 10-15% of male infertility cases. It is classified as obstructive and non-obstructive azoospermia (NOA). NOA constitutes 60% of all cases of azoospermia.
- Trial name
- NCT03146260
- Testing
- Conventional TESE, Microdissection TESE
- Volunteers
- 148 people
- Sponsor
- Assiut University
Non-obstructive Azoospermia
Anti-mullerian Hormone,Testesterone,Esrtadiol,Testesterone/Esrtadiol Ratio as Predictive Values for TESA and TESE Outcome in Non Obstructive Azoospermia
*Evaluate the predictive value of AMH, Testosterone,Estradiol,Testosterone Estradiol ratio for TESA and TESE outcome in non obstructive azoospermic patients.
- Trial name
- NCT04308486
- Volunteers
- 50 people
- Sponsor
- Assiut University
Non-obstructive Azoospermia With Testicular Biopsy for Spermatozoa Extraction
Estradiol and Testosterone Levels in Seminal Plasma of Men With Non-obstructive Azoospermia
Estradiol and Testosterone are two important hormones for the regulation of an effective spermatogenesis in human testis. The evaluation of levels of estradiol and testosterone in seminal plasma of men with non-obstructive…
- Trial name
- NCT02255396
- Testing
- ESTRADIOL
- Where
- France
- Volunteers
- 50 people
- Sponsor
- University Hospital, Clermont-Ferrand
Azoospermia, Nonobstructive
2015-Metabolomics&Microbiome-infertility
The study aims to carry out a translational analysis of the microbiome and metabolomics in patients suffering from non-obstructive azoospermia, with the aim of investigating prognostic factors predictive of the possible finding…
- Trial name
- NCT06181851
- Testing
- Analysis of microbiome and metabolomics
- Where
- Italy
- Volunteers
- 45 people
- Sponsor
- IRCCS San Raffaele