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青春期后双侧腹腔内隐睾行腹腔镜睾丸切除术后的睾丸精子提取:精子获取的几率有多大?

Testicular sperm extraction after laparoscopic orchiectomy for bilateral postpubertal intra-abdominal cryptorchidism: What chance of sperm retrieval?

作者信息

Cito G, Della Camera P A, Degli Innocenti S, Coccia M E, Nesi G, Cocci A, Morselli S, Minervini A, Carini M, Serni M, Gacci M, Natali A

机构信息

Department of Urology, Careggi Hospital, University of Florence, Florence, Italy.

Sexual Medicine and Andrology Unit, Department of Experimental and Clinical Biomedical Sciences, Careggi Hospital, University of Florence, Florence, Italy.

出版信息

Andrologia. 2018 Mar;50(2). doi: 10.1111/and.12936. Epub 2017 Dec 15.

Abstract

Infertility occurs in up to 54% of men with bilateral undescended testes. Orchiectomy is considered the best therapeutic approach, especially when cryptorchidism is diagnosed in adulthood, due to a high risk of malignancy. A 33-year-old man was referred with a clinical presentation of empty scrotum and an ultrasonography and magnetic resonance imaging evaluation of intra-abdominal bilateral cryptorchidism. Follicle-stimulating hormone was 23.20 IU/L, luteinising hormone was 14.10 IU/L, total testosterone was 12.1 nmol/L, and 17-beta-oestradiol was 0.16 nmol/L. Semen analysis showed absolute azoospermia. Tumour marker levels were in the normal range. Testicular volume was 4.0 ml for right testis and 4.6 ml for left testis. The patient underwent a laparoscopy bilateral orchiectomy and subsequently a testicular sperm extraction (TESE), in the purpose to finding mature spermatozoa. The biological examination revealed the presence of immature sperm cells, not efficient for a cryopreservation. The histologic analyses show a pattern of Sertoli cell-only syndrome and maturation arrest. TESE might be a good option for patients with absolute azoospermia and cryptorchidism, especially if bilateral. The procedure, performed after orchiectomy, is safe and does not have any impact on patient's health, although it is important to clarify the very low potential of sperm recovery.

摘要

双侧隐睾男性中高达54%会出现不育。睾丸切除术被认为是最佳治疗方法,尤其是在成年期诊断为隐睾时,因为恶性肿瘤风险很高。一名33岁男性因阴囊空虚的临床表现以及腹部双侧隐睾的超声和磁共振成像评估前来就诊。促卵泡生成素为23.20IU/L,促黄体生成素为14.10IU/L,总睾酮为12.1nmol/L,17-β-雌二醇为0.16nmol/L。精液分析显示无精子症。肿瘤标志物水平在正常范围内。右侧睾丸体积为4.0ml,左侧睾丸体积为4.6ml。该患者接受了腹腔镜双侧睾丸切除术,随后进行了睾丸精子提取(TESE),目的是找到成熟精子。生物学检查发现存在未成熟精子细胞,不适合冷冻保存。组织学分析显示为唯支持细胞综合征和成熟停滞模式。TESE对于无精子症和隐睾患者可能是一个不错的选择,尤其是双侧隐睾患者。该手术在睾丸切除术后进行,是安全的,对患者健康没有任何影响,尽管重要的是要明确精子恢复的可能性非常低。

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