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Azoospermia
MONDO:0100459A male infertility disease characterized by the absence of any measurable level of sperm in semen.
26 clinical trials for this condition and its sub-types, 25 tagged with Azoospermia itself.
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Age matters: study hopes to boost fertility in klinefelter syndrome
Disease control CompletedThis study looked at 141 men with Klinefelter syndrome (47,XXY) to see if younger men (ages 15–22) have a better chance of finding sperm through testicular biopsy compared to older men (ages 23–55). Participants provided two semen samples, and if no sperm were found, they underwe…
Sponsor: Hospices Civils de Lyon • Aim: Disease control
Last updated Jun 27, 2026 08:05 UTC
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PET scans may predict sperm retrieval success in infertile men
Diagnosis CompletedThis study looked at 160 men with azoospermia (no sperm in semen) to see if a special PET scan (FDG PET-CT) could tell which men would have sperm found during testicular extraction. The scan measures how active the testicles are. The goal was to compare scan results between men w…
Sponsor: University Hospital, Toulouse • Aim: Diagnosis
Last updated Jun 27, 2026 08:08 UTC
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Smaller cut, same hope: study seeks to predict sperm retrieval success
Knowledge-focused CompletedThis study looked at 248 men with very low or no sperm in their semen to see if a less-invasive, mini-incision surgery could successfully retrieve sperm. Researchers checked whether factors like hormone levels or medical history could predict who would benefit from this smaller p…
Sponsor: Clinique Ovo • Aim: Knowledge-focused
Last updated Jun 27, 2026 09:08 UTC
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Simple blood test may predict fertility treatment success
Knowledge-focused CompletedThis study looked at whether a blood test measuring certain hormones (Inhibin B and FSH) can predict the type of testicular damage in men with a condition called non-obstructive azoospermia, where no sperm are found in the semen. Researchers analyzed data from 73 men who had a su…
Sponsor: Elazıg Fethi Sekin Sehir Hastanesi • Aim: Knowledge-focused
Last updated Jun 27, 2026 09:06 UTC
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Timing of sperm extraction may influence IVF live birth rates
Knowledge-focused CompletedThis study looked at 129 men with low or no sperm in their semen who had sperm surgically removed from the testicle (micro-TESE) for IVF. Researchers compared doing the sperm retrieval 24 hours versus 48 hours before the egg retrieval to see if timing affected live birth rates. T…
Sponsor: Clinique Ovo • Aim: Knowledge-focused
Last updated Jun 27, 2026 08:02 UTC