Dan Ruo IVF Clinic (DRC) · Bangkok, Thailand
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Success Stories
Patient pathways and experience sharing.
![[Case] Can delayed oocyte retrieval improve blastocyst euploidy? A 36-year-old IVF cycle review](https://danruo-official-web.oss-cn-shanghai.aliyuncs.com/website/news/20261017/2e38c6c13603494e_05.webp)
[Case] Can delayed oocyte retrieval improve blastocyst euploidy? A 36-year-old IVF cycle review
Ms. S, 36, pursued IVF after two egg retrievals in her home country totaling 12 eggs with no transferable embryos. In April 2026 she began third-generation IVF at Dan Ruo IVF Clinic (DRC); a conventional retrieval yielded 6 biopsy-eligible blastocysts, but none passed PGT (third-generation IVF screening). After switching to delayed oocyte retrieval (42 hours after trigger), 2 of 4 blastocysts were transferable; a single transfer was followed by β-hCG 103.90 mIU/mL. Delayed retrieval is not routine at this center and depends on clinical judgment. This is a single case report and does not prove that delayed retrieval improves blastocyst euploidy rates.
![[Case] IVF at 42 with low AMH: advanced maternal age third-generation IVF — one](https://danruo-official-web.oss-cn-shanghai.aliyuncs.com/website/news/20261014/fa89da3abdc841b9_word-image-1.jpeg)
[Case] IVF at 42 with low AMH: advanced maternal age third-generation IVF — one
When trying to conceive at 42 with advanced maternal age IVF, AMH 0.89 (often called low AMH) is not uncommon. In this case, two overseas IVF egg retrievals both failed screening (aneuploidy / no transferable embryos). After switching to Dan Ruo IVF Clinic in Bangkok, Thailand, a single egg retrieval with third-generation IVF (PGT) yielded a euploid blastocyst, and one transfer led to a successful pregnancy. For women of advanced maternal age, what matters more than persisting blindly is breaking through with a strong laboratory and a personalized protocol.
![[Case]Age 36, AMH 0.68: From 0 to 6 PGT-Transferable Blastocysts in Bangkok](https://danruo-official-web.oss-cn-shanghai.aliyuncs.com/images/news/amh-pgt-bangkok-case/fig3.png)
[Case]Age 36, AMH 0.68: From 0 to 6 PGT-Transferable Blastocysts in Bangkok
Elsewhere: 8 eggs, 0 transferable after PGT. At Dan Ruo Bangkok: 19 eggs retrieved, 6 transferable blastocysts after screening. De-identified case review only.

案例分享:卵巢功能减退患者的方案复盘
一例 DOR 患者在多次外院失败后,如何通过个体化促排与实验室策略重新制定路径(案例仅供参考)。
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