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Naoki Okuyama

Explore the profile of Naoki Okuyama including associated specialties, affiliations and a list of published articles. Areas
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Articles 32
Citations 126
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Recent Articles
1.
Kumagai K, Ishikawa S, Iino M, Edamatsu K, Okuyama N, Yusa K, et al.
Int J Mol Sci . 2025 Mar; 26(5). PMID: 40076957
This study aimed to characterize salivary microbiota in patients with oral cancer using 16S rRNA amplicon sequencing. DNA was extracted from saliva samples of 23 patients with oral cancer and...
2.
Ono Y, Yoneda K, Okuyama N, Nagai T
ESC Heart Fail . 2024 Sep; 11(6):4360-4370. PMID: 39226214
Aims: Epidemiological and outcome studies on patients in Japan with heart failure (HF) categorized by left ventricular ejection fraction (LVEF) are currently limited. The aim of this non-interventional database study...
3.
Okuyama N, Fukumoto K, Takemoto Y, Yamauchi T, Makuuchi A, Namikawa H, et al.
Cardiovasc Ultrasound . 2024 Aug; 22(1):11. PMID: 39143500
Background: In assessing the effects of smoking cessation on endothelial function, low-flow-mediated constriction (L-FMC) may provide complementary information to flow-mediated dilation (FMD). However, the value of flow-mediated total dilation (FMTD),...
4.
Yusa K, Ishikawa S, Suzuki N, Kunii S, Okuyama N, Hemmi T, et al.
J Stomatol Oral Maxillofac Surg . 2024 Apr; 125(5S1):101862. PMID: 38561138
This study aimed to subjectively evaluate bone quality in the particulate cancellous bone and marrow (PCBM) graft area and to assess the survival rates of implants. A retrospective review was...
5.
Takamori S, Ishikawa S, Sato K, Watanabe H, Suzuki J, Oizumi H, et al.
Surg Today . 2024 Feb; 54(8):866-873. PMID: 38356076
Purpose: Saliva is often used as a tool for identifying systemic diseases because of the noninvasive nature of its collection. Moreover, salivary metabolites can be potential predictive factors for postoperative...
6.
Watanabe M, Arakawa M, Ishikawa S, Yusa K, Hemmi T, Okuyama N, et al.
J Dent Sci . 2024 Feb; 19(1):118-123. PMID: 38303788
Background/purpose: Most oral cancer (OC) cases are identified by family dentists in Japan. However, a significant number of patients with OC in Japan are referred to core hospitals at advanced...
7.
Ishikawa S, Konta T, Susa S, Ishizawa K, Makino N, Ueno Y, et al.
Medicine (Baltimore) . 2023 Dec; 102(48):e36354. PMID: 38050319
This cross-sectional study aimed to investigate the risk factors for low levels of subjective well-being (SWB) in the general population of Japan, specifically, the impact of the number of teeth...
8.
Yusa K, Ishikawa S, Suzuki N, Kunii S, Okuyama N, Hemmi T, et al.
Int J Implant Dent . 2023 Nov; 9(1):39. PMID: 37910231
Objectives: Dental implants are believed to contribute to improved masticatory function and oral health-related quality of life (OHRQOL), but the details remain unclear. The aim of this study was to...
9.
Ishikawa S, Konta T, Susa S, Ishizawa K, Makino N, Ueno Y, et al.
Clin Oral Investig . 2023 Oct; 27(12):7345-7358. PMID: 37857736
Objectives: This cross-sectional study investigated the factors associated with weight gain ≥ 10 kg after 20 years of age in the general Japanese population, with a focus on the number...
10.
Kitabatake K, Ishikawa S, Sugimoto M, Enomoto A, Kaneko M, Ota S, et al.
J Stomatol Oral Maxillofac Surg . 2023 Sep; 124(6S):101618. PMID: 37659754
Purpose: Oral leukoplakia (OL) is a common potentially malignant oral disorder. Therefore, there is a need for simple screening methods for OL before its transformation into oral cancer. Furthermore, because...