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Koichi Nagao

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Articles 80
Citations 421
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Recent Articles
1.
Tsujimura A, Fukuhara S, Chiba K, Yoshizawa T, Tomoe H, Shirai M, et al.
World J Mens Health . 2024 Sep; 43(1):239-248. PMID: 39344114
Purpose: Twenty five years have passed since the first national survey on erectile dysfunction (ED) in Japan. The Japanese Society for Sexual Medicine conducted a nationwide survey on the actual...
2.
Kobayashi H, Uetani M, Yamabe F, Mitsui Y, Nakajima K, Nagao K
Sci Rep . 2024 Jul; 14(1):17079. PMID: 39085312
We investigated a screening method using only serum hormone levels and AI (artificial intelligence) predictive analysis. Among 3662 patients, numbers for NOA (non-obstructive azoospermia), OA (obstructive azoospermia), cryptozoospermia, oligozoospermia and/or...
3.
Furui M, Ito A, Fukuda Y, Sekiguchi M, Nakaoka K, Hayashi Y, et al.
PLoS One . 2024 Jun; 19(6):e0303041. PMID: 38935687
Chronic endometritis (CE), an inflammatory condition characterized by plasma cell infiltration within the endometrial stroma, is prevalent among women experiencing unexplained infertility or recurrent miscarriages. CE is traditionally diagnosed by...
4.
Mitsui Y, Okawa M, Hori S, Uetani M, Kasahara M, Yamabe F, et al.
Int J Urol . 2024 May; 31(9):1030-1037. PMID: 38819073
Objectives: To compare the efficacy and safety of dose-dense methotrexate, vinblastine, doxorubicin, and cisplatin (dd-MVAC) with gemcitabine-based regimens for neoadjuvant chemotherapy (NAC) in muscle-invasive bladder cancer (MIBC) patients treated in...
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Rambhatla A, Shah R, Ziouziou I, Kothari P, Salvio G, Gul M, et al.
World J Mens Health . 2024 Apr; 43(1):92-122. PMID: 38606867
Purpose: Non-obstructive azoospermia (NOA) is a common, but complex problem, with multiple therapeutic options and a lack of clear guidelines. Hence, there is considerable controversy and marked variation in the...
7.
Shah R, Rambhatla A, Atmoko W, Martinez M, Ziouziou I, Kothari P, et al.
World J Mens Health . 2024 Apr; 42(4):727-748. PMID: 38606865
Purpose: Non-obstructive azoospermia (NOA) represents the persistent absence of sperm in ejaculate without obstruction, stemming from diverse disease processes. This survey explores global practices in NOA diagnosis, comparing them with...
8.
Amano K, Oigawa S, Ichizawa K, Tokuda Y, Unagami M, Sekiguchi M, et al.
Reprod Med Biol . 2024 Jan; 23(1):e12562. PMID: 38288089
Purpose: This study aimed to evaluate the effects of swim-up and density gradient centrifugation methods on sperm DNA fragmentation. Methods: Nineteen normozoospermic patient samples with ≥100 × 10 motile sperms...
9.
Chung E, Hui J, Xin Z, Kim S, Moon D, Yuan Y, et al.
World J Mens Health . 2023 Oct; 42(3):471-486. PMID: 37853539
Male infertility (MI) and male sexual dysfunction (MSD) can often coexist together due to various interplay factors such as psychosexual, sociocultural and relationship dynamics. The presence of each form of...
10.
Mitsui Y, Yamabe F, Hori S, Uetani M, Aoki H, Sakurabayashi K, et al.
Sci Rep . 2023 Sep; 13(1):15292. PMID: 37714917
We investigated whether aspartate transaminase (AST)-to-alanine aminotransferase (ALT) ratio and its change during the course of treatment in castration-resistant prostate cancer (CRPC) patients is associated with tumor condition and lethality....