- Correlation between Morphologic Grading and Euploidy Rates of Blastocysts, and Clinical Outcomes in In Vitro Fertilization Preimplantation Genetic Screening
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Kim MK, Park JK, Jeon Y, Choe SA, Lee HJ, Kim J, Chang EM, Kim JW, Lyu SW, Kim JY, Kwak IP, Lee WS, Yoon TK
- KMID: 2432105
- J Korean Med Sci.
- 2019 Jan;34(4):e27.
- doi: 10.3346/jkms.2019.34.e27
BACKGROUND: The standard morphological evaluation has been widely used for embryo selection, but it has limitations. This study aimed to investigate the correlation between morphologic grading and euploidy rate of... -
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- Efficacy of Assisted Hatching by Laser in Human IVF-ET Program
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Lee JH, Han JE, Kim YS, Won HJ, Cho CH, Kwak IP, Eum JH, Park EA, Choi YJ, Lee DR, Yoon TK
- KMID: 1764125
- Korean J Reprod Med.
- 2008 Sep;35(3):193-202.
OBJECTIVE: To evaluate efficacy of assisted hatching by laser (AHL) and acidified Tyrode solution (AHA) in selected groups of IVF-ET patients who have a poor prognosis. METHODS: From February 2006 to... -
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- Management of Recurrent Pregnancy Loss
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Kwak IP
- KMID: 1958291
- J Korean Med Assoc.
- 2006 Apr;49(4):369-373.
- doi: 10.5124/jkma.2006.49.4.369
Recurrent pregnancy loss (RPL) is defined as three or more consecutive spontaneous abortions. It affects about 1% of couples attempting pregnancy. Most of these pregnancy losses are unrecognized. Among the... -
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- An analysis of various factors affecting postpartum umbilical cord blood volume for hematopoietic stem cell transplantation
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Kang SH, Kwak IP, Lee SH, Lee KJ, Kim SH, Baek JY, Kim DK
- KMID: 2272762
- Korean J Obstet Gynecol.
- 2006 Jan;49(1):76-83.
OBJECTIVE: Umbilical cord blood is an effective alternative to bone marrow as a source of hematopoietic stem cells for transplantation. But the amount of collected umbilical cord blood and its... -
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- Clinical efficacy of GnRH antagonist multiple dose protocol and GnRH agonist long protocol in controlled ovarian hyperstimulation using rFSH in IVF-ET patients
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Won HJ, Lee WS, Cho JH, Kim YS, Han JE, Kwak IP, Lee SH, Yoon TK
- KMID: 2077530
- Korean J Obstet Gynecol.
- 2005 Dec;48(12):2941-2948.
OBJECTIVE: To compare the efficacy of GnRH antagonist multi dose protocol in controlled ovarian hyperstimulation (COH) for IVF-ET or ICSI with GnRH agonist long protocol. METHODS: From January 2003 to December... -
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- The Study of 5,10-Methylenetetrahydrofolate Reductase Variation (MTHFR C677T) in Infertile Females with Polycystic Ovarian Syndrome (PCOS) in Korea
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Lee KW, Jeong YM, Lee SH, Yoon TK, Kwak IP, Yoon SW, Choi JS, Kim KH, Han JS, Kim SD, Kim NK, Cha KY, Baek KH, Lee S
- KMID: 1864647
- Korean J Fertil Steril.
- 2003 Sep;30(3):217-222.
OBJECTIVE: To investigate the association of genetic background between MTHFR C677T genotype and infertile females with polycystic ovarian syndrome. MATERIALS AND METHODS: We compared 86 infertile females with polycystic ovarian syndrome... -
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- Accumulation of mtDNA Deletion (Delta mtDNA4977) showing Tissue-Specific and Age-Related Variation
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Jeong HJ, Chung HM, Cho SW, Kim HA, Lee KS, Kwon H, Choi DH, Kwak IP, Yoon TK, Lee SH
- KMID: 1864645
- Korean J Fertil Steril.
- 2003 Sep;30(3):203-206.
OBJECTIVES: Controversial arguments exists on both the case for and against on the accumulation of mitochondrial DNA (mtDNA) deletion in association to tissue and age. The debate continues as to... -
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- The Analysis of SHP (Small Heterodimer Partner) Gene Mutation in Infertile Patients with Polycystic Ovary Syndrome (PCOS) in Korea
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Lee S, Choi HS, Lee SH, Han JH, Nam BH, Kwak IP, Nam YS, Kim NK, Lee KW, Jeon HS
- KMID: 1891263
- Korean J Fertil Steril.
- 2001 Jun;28(2):141-146.
OBJECTIVE: We inversigated Small Heterodimer Partner (SHP) gene mutation in Korean Polycystic Ovarian Syndrome (PCOS) patients. SHP protein regulates the activity of nuclear receptors which regulate the cellular development and... -
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- Intravenous immunoglobulin for patients with repeated failure of in vitro fertilization-embryo transfer
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Lee SH, Youn NY, Yoon TK, Kwak IP, Lee EJ, Choi DH, Han SY
- KMID: 2261776
- Korean J Obstet Gynecol.
- 2000 Jan;43(1):22-25.
OBJECTIVE: The implantation failure after embryo-transfer (ET) is a major continuing problem in in vitro fertilization (IVF). This study was undertaken to determine the effectiveness of intravenous immunoglobulin for treatment... -
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- A Case of Azoospermia Associated with Yq Deletion
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Nam YS, Kim HJ, Lee SH, Kwak IP, Yoon TK, Cha KY
- KMID: 2235744
- Korean J Fertil Steril.
- 1999 Aug;26(2):293-296.
Different Y mutation in Yq11 occurring de novo in sterile males were first described 19 years ago. Since the phenotype of the patients was always associated with azoospermia or severe... -
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- A Case of Acanthosis Nigricans Detected in Obese Infertile Woman
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Nam YS, Lee SH, Kwak IP, Yoon TK, Cha KY
- KMID: 2269622
- Korean J Obstet Gynecol.
- 1999 May;42(5):1120-1122.
Acanthosis nigricans[AN] is a dermatopathy with a distinctive appearance that facilitates its diagnosis. Although an external condition, it is associated with a wide variety of less obvious internal... -
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- A Case of Multifetal Pregnancy Complicated by Single Anomalous Fetus
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Nam YS, Lee SH, Kwak IP, Yoon TK, Cha KY
- KMID: 2075731
- Korean J Obstet Gynecol.
- 1999 Apr;42(4):891-895.
When complications arise in a multifetal gestation, management decisions can be very difficult for both parents and physicians because the fates of sibling fetuses are linked. The overall pregnancy outcome... -
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- A Case of Noonan Syndrome
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Nam YS, Kim IK, Lee SH, Kwak IP, Yoon TK, Cha KY
- KMID: 2075730
- Korean J Obstet Gynecol.
- 1999 Apr;42(4):887-890.
Noonan syndrome is featured by short stature, mental retardation, hypertelorism, epicanthal folds, dental malocclusion, pectus excavatum and congenital heart disease[mainly ventricular septal defects and pulmonary stenosis]. The phenotype has some... -
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- A Case of Azoospermia Associated with Y - Autosome Translocation
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Lee SH, Yoon TK, Cha KY, Kwak IP, Kim HJ, Nam YS
- KMID: 2261375
- Korean J Obstet Gynecol.
- 1999 Mar;42(3):625-627.
Aneuploidy results from nondisjunction in either the meiotic division of the parents or the early cleavage divisions of the affected individuals. The sex chromosomes show a wide range of viable... -
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- A Case of HAIR - AN Syndrome
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Lee SH, Yoon TK, Cha KY, Kwak IP, Nam YS
- KMID: 2261374
- Korean J Obstet Gynecol.
- 1999 Mar;42(3):622-624.
Polycystic ovary disease is a heterogenous endocrinopathy with many interacting causal factors. One potential such factor is chronic hyperinsulinemia. multiple, independent lines of evidence suppart the contention that chronic hyperinsulinemia... -
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- Analysis of Chromosomal Abnormalities of Sperm from Patients with Advanced Age by FISH Method
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Lee SH, Yoon TK, Cha KY, Kwak IP, Lee JH, Oum KB, Shon JO, Ko JJ
- KMID: 2261300
- Korean J Obstet Gynecol.
- 1999 Feb;42(2):260-263.
Determmation of the chomosomal constitution of human spermatozoa has been camed out though the human-hamster interspecific in vitro fertilization(IVF) system. In recent years, the introduction of fluorescence in-situ hybridization(FISH) technique... -
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- A Case of Premature Ovarian Failure Assosiated with Gonadal Dysgenesis
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Lee SH, Yoon TK, Cha KY, Nam YS, Kwak IP
- KMID: 2261273
- Korean J Obstet Gynecol.
- 1999 Jan;42(1):138-141.
Prenature ovarian failure is a condition causing amenarrhea, hypoestrogenism, and elevated genadotropins in women younger than 40 years. A karyotype should be performed as part of basic laboratory evaluation for... -
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- Successful pregnancies using frozen thawed testicular sperm in ICSI program
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Oum KB, Yoon TK, Cha KY, Kim HJ, Nam YS, Kim HK, Kwak IP, Han SY
- KMID: 2261268
- Korean J Obstet Gynecol.
- 1999 Jan;42(1):104-108.
There are not much reports concerning with clinical results using frozen-thawed testivular sperm in ICSI program. It is speculated that the necessity of cryopreservation of testicular sperm to avoid repeating... -
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- A Case of Sex-Reversed Male
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Nam YS, Kim HJ, Lee SH, Kwak IP, Yoon TK, Cha KY
- KMID: 2261125
- Korean J Obstet Gynecol.
- 1998 Aug;41(8):2216-2219.
The incidence of XX male reversal is approximately 1 in 20,000 to 1 in 24,000 male births, a rare disorder. The affected individuals are non-ambiguous at birth with normal male... -
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- A Case of 45 , X/46 , XY Mixed Gonadal Dysgenesis Associated with Azoospermia
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Nam YS, Kim HJ, Lee SH, Kwak IP, Yoon TK, Cha KY
- KMID: 2261124
- Korean J Obstet Gynecol.
- 1998 Aug;41(8):2212-2215.
Gonadal dysgenesis traditionally has been based upon phenotypically classified syndromes in which one or both gonads become atretic or streaks. In chromosomally competent ovarian (or gonadal) failure (CCOF) the karyotypes... -
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