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  1. Article: Topographical Central Island-Like Pattern After 24 Hrs of Continuous Intraocular Pressure Monitoring with a Contact Lens Sensor.

    Toshida, Hiroshi

    International medical case reports journal

    2020  Volume 13, Page(s) 19–26

    Abstract: With development of the contact lens sensor (CLS), it has become possible to monitor the intraocular pressure (IOP) for 24 hrs continuously. Wearing of CLS often brings blurred vision with transient aggravation of myopia and changes in corneal shape. The ...

    Abstract With development of the contact lens sensor (CLS), it has become possible to monitor the intraocular pressure (IOP) for 24 hrs continuously. Wearing of CLS often brings blurred vision with transient aggravation of myopia and changes in corneal shape. The author, a 51-year-old man with myopic astigmatism, wore a CLS for 24 hrs on the right eye, and the fellow eye served as a contra-lateral control eye. After wearing, his corrected visual acuity on the right eye decreased from 20/16 to 20/25 with blurred vision, and subjective spherical power and cylindrical power aggravated. Topographical analysis revealed that the instantaneous power increased on the central cornea but decreased on the mid-peripheral cornea. Differential instantaneous map of pre- and post-wearing CLS showed a specific pattern similar to the central island pattern, which is known as the results of steeper fitting of the orthokeratology lens. A surface imprint was observed on the bulbar conjunctiva, corresponding to the edge of the contact lens. These findings seemed due to orthokeratological effects by the steeper fitting of CLS. All of them resolved within 24 hrs after the removal of the CLS.
    Language English
    Publishing date 2020-02-10
    Publishing country New Zealand
    Document type Case Reports
    ZDB-ID 2495077-4
    ISSN 1179-142X
    ISSN 1179-142X
    DOI 10.2147/IMCRJ.S232659
    Database MEDical Literature Analysis and Retrieval System OnLINE

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  2. Article: Burkholderia Cepacia-Induced Bilateral Microbial Keratitis in a Wearer of Colored Cosmetic Contact Lenses.

    Miura, Maria / Toshida, Hiroshi

    Cureus

    2022  Volume 14, Issue 3, Page(s) e22840

    Abstract: In this report, we present a case of ​​​​​​ ...

    Abstract In this report, we present a case of ​​​​​​
    Language English
    Publishing date 2022-03-04
    Publishing country United States
    Document type Case Reports
    ZDB-ID 2747273-5
    ISSN 2168-8184
    ISSN 2168-8184
    DOI 10.7759/cureus.22840
    Database MEDical Literature Analysis and Retrieval System OnLINE

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  3. Article: Use of Ketotifen Fumarate-Eluting Daily Disposable Soft Contact Lens in Management of Ocular Allergy: Literature Review and Report of Two Cases.

    Ono, Junji / Toshida, Hiroshi

    Cureus

    2022  Volume 14, Issue 7, Page(s) e27093

    Abstract: We present two cases in which the drug-eluting daily disposable soft contact lens (DDSCL) Acuvue® ... ...

    Abstract We present two cases in which the drug-eluting daily disposable soft contact lens (DDSCL) Acuvue® Theravision
    Language English
    Publishing date 2022-07-21
    Publishing country United States
    Document type Case Reports
    ZDB-ID 2747273-5
    ISSN 2168-8184
    ISSN 2168-8184
    DOI 10.7759/cureus.27093
    Database MEDical Literature Analysis and Retrieval System OnLINE

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  4. Article: A Case of Herpetic Keratitis in an Orthokeratology Contact Lens Wearer.

    Toshida, Hiroshi / Sadamatsu, Yoshinari

    Cureus

    2022  Volume 14, Issue 7, Page(s) e27388

    Abstract: We report a case of herpetic keratitis in an orthokeratology lens wearer. A 17-year-old man who wore an overnight orthokeratology lens for correction of myopia presented to our hospital with pain, lacrimation, and blurred vision affecting the left eye. ... ...

    Abstract We report a case of herpetic keratitis in an orthokeratology lens wearer. A 17-year-old man who wore an overnight orthokeratology lens for correction of myopia presented to our hospital with pain, lacrimation, and blurred vision affecting the left eye. His corrected visual acuity decreased to 18/20, and he showed dendrites and decreased corneal sensitivity in the left eye. The herpes simplex virus (HSV) immunochromatographic assay kit for the diagnosis of herpes epithelial keratitis was positive. As these findings were suggestive of HSV keratitis, topical acyclovir ointment was administered five times daily. All findings disappeared and visual acuity recovered to 20/20 at 14 days after the first visit. Herpetic keratitis rarely develops in orthokeratology lens wearers as well as contact lens (CL) wearers, although
    Language English
    Publishing date 2022-07-28
    Publishing country United States
    Document type Case Reports
    ZDB-ID 2747273-5
    ISSN 2168-8184
    ISSN 2168-8184
    DOI 10.7759/cureus.27388
    Database MEDical Literature Analysis and Retrieval System OnLINE

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  5. Article ; Online: Treatment for Intracorneal Hematoma by Anterior Chamber Gas Tamponade Combined With Keratocentesis.

    Toshida, Hiroshi / Hayashi, Yusuke / Ichikawa, Kohei

    Eye & contact lens

    2022  Volume 49, Issue 1, Page(s) 42–44

    Abstract: Purpose: To report a new surgical method for intracorneal hematoma removal using combination of keratocentesis and gas tamponade in the anterior chamber.: Methods: We reviewed the clinical course and outcomes of surgical intervention.: Results: An ...

    Abstract Purpose: To report a new surgical method for intracorneal hematoma removal using combination of keratocentesis and gas tamponade in the anterior chamber.
    Methods: We reviewed the clinical course and outcomes of surgical intervention.
    Results: An 82-year-old woman visited our department because of a sudden decline in visual acuity (20/800 on the Snellen chart) in her left eye. We observed neovascularization from the superior corneal limbus and a hematoma near the Descemet membrane, deep in the stroma of the corneal center. Filtered air was injected into the anterior chamber, keratocentesis was performed at four locations from the corneal epithelium through the stroma, and the hematoma was removed from the puncture sites. The corneal hematoma disappeared, and the best-corrected visual acuity reached 20/20 at postoperative month 4.
    Discussion: Combination of keratocentesis and gas tamponade in the anterior chamber is a simple and effective method for removing intracorneal hematomas.
    MeSH term(s) Humans ; Female ; Aged, 80 and over ; Corneal Diseases/surgery ; Cornea ; Ophthalmologic Surgical Procedures ; Anterior Chamber/surgery ; Hematoma/surgery ; Hematoma/complications ; Descemet Membrane/surgery
    Language English
    Publishing date 2022-11-16
    Publishing country United States
    Document type Case Reports ; Review ; Journal Article
    ZDB-ID 2103049-2
    ISSN 1542-233X ; 1542-2321
    ISSN (online) 1542-233X
    ISSN 1542-2321
    DOI 10.1097/ICL.0000000000000959
    Database MEDical Literature Analysis and Retrieval System OnLINE

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  6. Article: Refractive Correction After Penetrating Keratoplasty by a New Soft Contact Lens with a Special Design for Astigmatism: A Case Report.

    Kasahara, Tomoto / Toshida, Hiroshi / Ichikawa, Kohei / Matsuzaki, Yusuke / Ono, Junji

    International medical case reports journal

    2022  Volume 15, Page(s) 157–161

    Abstract: YOUSOFT is a new soft contact lens (CL) specifically designed for the correction of astigmatism. It is a conventional FDA Group II soft contact lens (SCL) and the optical zone in its centre is thick, and on its rear surface it has a prism ballast ... ...

    Abstract YOUSOFT is a new soft contact lens (CL) specifically designed for the correction of astigmatism. It is a conventional FDA Group II soft contact lens (SCL) and the optical zone in its centre is thick, and on its rear surface it has a prism ballast structure to prevent rotation. This lens was prescribed for a 59-year-old male on the eye with irregular corneal astigmatism after receiving penetrating keratoplasty (PKP) for refractive correction, whose eye was difficult to wear hard CLs (HCLs). After following the directions in the fitting manual provided by the manufacturer, fitting was good in the right eye and corrected visual acuity was 20/25 in Snellen Chart. He could continue wearing without CL discomfortable YOUSOFT may be useful in patients who have received PKP.
    Language English
    Publishing date 2022-04-07
    Publishing country New Zealand
    Document type Case Reports
    ZDB-ID 2495077-4
    ISSN 1179-142X
    ISSN 1179-142X
    DOI 10.2147/IMCRJ.S362072
    Database MEDical Literature Analysis and Retrieval System OnLINE

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  7. Article: Surgical Punctal Occlusion; Combined Lacrimal Canaliculi Cauterization and Punctal Suturing for Severe Dry Eye.

    Kuroda, Kohei / Toshida, Hiroshi / Sorita, Yoko / Ichikawa, Kohei / Matsuzaki, Yusuke / Ohta, Toshihiko

    Journal of ophthalmic & vision research

    2023  Volume 18, Issue 2, Page(s) 143–149

    Abstract: Purpose: To evaluate the treatment outcome of surgical punctal occlusion with combined canaliculi ablation and punctal suturing in patients with severe dry eye.: Methods: Eleven eyes of seven patients were diagnosed with severe dry eye with decreased ...

    Abstract Purpose: To evaluate the treatment outcome of surgical punctal occlusion with combined canaliculi ablation and punctal suturing in patients with severe dry eye.
    Methods: Eleven eyes of seven patients were diagnosed with severe dry eye with decreased lacrimal secretion and were refractory to treatment with various eye drops and/or had repeatedly experienced loss of punctal plugs, and continued to experience subjective symptoms received surgical punctal occlusion. In 20 puncta, lacrimal canaliculi ablation was performed along the entire length of the lacrimal canaliculus where a diathermy needle could be inserted. After resection of the annulus fibrosus in the peri-punctal area, tight cross-stitch suturing of the puncta was performed with 8-0 absorbent thread. Visual acuity, corneal staining score according to the area (A) and density (D) classification, and Schirmer tear test (STT); tear break up time (tBUT); and subjective symptoms assessed by the University of North Carolina (UNC) and Dry Eye Management Scale were compared before and one year after surgery.
    Results: Recanalization occurred in 1/20 puncta (5.0% at month 5) in 1/11 eyes. Student's
    Conclusion: This improved, minimally invasive surgical procedure has a low recanalization rate and achieves both objective and subjective improvements at one year.
    Language English
    Publishing date 2023-04-19
    Publishing country United Arab Emirates
    Document type Journal Article
    ISSN 2008-2010
    ISSN 2008-2010
    DOI 10.18502/jovr.v18i2.13179
    Database MEDical Literature Analysis and Retrieval System OnLINE

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  8. Article ; Online: Intraoperative Trifecta Valve Malfunction.

    Kataoka, Hiroshi / Tanaka, Hiroyuki / Toshida, Tsutomu / Ebato, Mio / Suzuki, Hiroshi

    The Annals of thoracic surgery

    2021  Volume 112, Issue 2, Page(s) e107–e109

    Abstract: The Trifecta valve has been reported to have valve dysfunction months to years after operation. However there were no reports of intraoperative valve dysfunction. A 73-year-old man with aortic stenosis underwent aortic valve replacement using a 21-mm ... ...

    Abstract The Trifecta valve has been reported to have valve dysfunction months to years after operation. However there were no reports of intraoperative valve dysfunction. A 73-year-old man with aortic stenosis underwent aortic valve replacement using a 21-mm Trifecta valve with Glide Technology (Trifecta GT; Abbot). Hemodynamics were collapsed after aortic declamp because of severe regurgitation, and we replaced it with another biologic valve. We noticed that the removed valve's mount post was open outwardly more than usual. Despite the progress of the biologic valve, dysfunction like this case can occur during operation, and it is important to reoperate immediately even if there is no obvious tear or deformity.
    MeSH term(s) Aged ; Aortic Valve/surgery ; Aortic Valve Stenosis/surgery ; Bioprosthesis/adverse effects ; Heart Valve Prosthesis/adverse effects ; Heart Valve Prosthesis Implantation/adverse effects ; Humans ; Intraoperative Complications ; Male ; Prosthesis Design ; Reoperation
    Language English
    Publishing date 2021-01-19
    Publishing country Netherlands
    Document type Case Reports
    ZDB-ID 211007-6
    ISSN 1552-6259 ; 0003-4975
    ISSN (online) 1552-6259
    ISSN 0003-4975
    DOI 10.1016/j.athoracsur.2020.12.039
    Database MEDical Literature Analysis and Retrieval System OnLINE

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  9. Article ; Online: Topographical Central Island-Like Pattern After 24 Hrs of Continuous Intraocular Pressure Monitoring with a Contact Lens Sensor

    Toshida H

    International Medical Case Reports Journal, Vol Volume 13, Pp 19-

    2020  Volume 26

    Abstract: Hiroshi Toshida Department of Ophthalmology, Juntendo University Shizuoka Hospital, Izunokuni ... Shizuoka, JapanCorrespondence: Hiroshi ToshidaDepartment of Ophthalmology, Juntendo University Shizuoka ... Hospital, Izunokuni, Shizuoka 410-2295, JapanTel +81 55 948 3111Fax +81 55 948 3351Email toshida@juntendo ...

    Abstract Hiroshi Toshida Department of Ophthalmology, Juntendo University Shizuoka Hospital, Izunokuni, Shizuoka, JapanCorrespondence: Hiroshi ToshidaDepartment of Ophthalmology, Juntendo University Shizuoka Hospital, Izunokuni, Shizuoka 410-2295, JapanTel +81 55 948 3111Fax +81 55 948 3351Email toshida@juntendo.ac.jpAbstract: With development of the contact lens sensor (CLS), it has become possible to monitor the intraocular pressure (IOP) for 24 hrs continuously. Wearing of CLS often brings blurred vision with transient aggravation of myopia and changes in corneal shape. The author, a 51-year-old man with myopic astigmatism, wore a CLS for 24 hrs on the right eye, and the fellow eye served as a contra-lateral control eye. After wearing, his corrected visual acuity on the right eye decreased from 20/16 to 20/25 with blurred vision, and subjective spherical power and cylindrical power aggravated. Topographical analysis revealed that the instantaneous power increased on the central cornea but decreased on the mid-peripheral cornea. Differential instantaneous map of pre- and post-wearing CLS showed a specific pattern similar to the central island pattern, which is known as the results of steeper fitting of the orthokeratology lens. A surface imprint was observed on the bulbar conjunctiva, corresponding to the edge of the contact lens. These findings seemed due to orthokeratological effects by the steeper fitting of CLS. All of them resolved within 24 hrs after the removal of the CLS.Keywords: contact lens sensor, CLS, triggerfish, topography, orthokeratological effects, central island
    Keywords contact lens sensor (cls) ; triggerfish ; topography ; orthokeratological effects ; central island ; Medicine (General) ; R5-920
    Subject code 600
    Language English
    Publishing date 2020-02-01T00:00:00Z
    Publisher Dove Medical Press
    Document type Article ; Online
    Database BASE - Bielefeld Academic Search Engine (life sciences selection)

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  10. Article ; Online: Preganglionic Parasympathetic Denervation Rabbit Model for Innervation Studies.

    Toshida, Hiroshi / Suto, Chikako

    Cornea

    2018  Volume 37 Suppl 1, Page(s) S106–S112

    Abstract: Purpose: Tear secretion from the main lacrimal gland (LG) is mainly regulated by parasympathetic nerves. We performed several innervation studies to investigate lacrimation.: Methods: In male rabbits, we performed a retrograde dye-tracing study of LG ...

    Abstract Purpose: Tear secretion from the main lacrimal gland (LG) is mainly regulated by parasympathetic nerves. We performed several innervation studies to investigate lacrimation.
    Methods: In male rabbits, we performed a retrograde dye-tracing study of LG innervation, evaluated preganglionic parasympathetic denervation, and administered glial cell-derived neurotrophic factor (GDNF) in the surgical area after parasympathetic denervation.
    Results: Accumulation of fluorescent dye was observed in the pterygopalatine ganglion cells on the same side as the dye injection into the main LG. Fewer stained cells were observed in the cervical and trigeminal ganglia. After parasympathetic denervation surgery, tear secretion was decreased, and fluorescein and rose bengal staining scores were increased at day 1 after surgery and remained increased for 3 months on the denervated side only. Most of the effects in rabbits with parasympathetic denervation were not recovered by administration of GDNF.
    Conclusions: The main LG is primarily innervated by parasympathetic nerves to stimulate tear secretion. After preganglionic parasympathetic denervation, lacrimation was decreased, resulting in dry eyes, and this was maintained for at least 3 months. Administration of GDNF only minimally altered the effects of denervation.
    MeSH term(s) Animals ; Disease Models, Animal ; Glial Cell Line-Derived Neurotrophic Factor/pharmacology ; Lacrimal Apparatus/innervation ; Male ; Parasympathectomy ; Parasympathetic Nervous System/drug effects ; Parasympathetic Nervous System/physiology ; Rabbits ; Tears/metabolism
    Chemical Substances GDNF protein, human ; Glial Cell Line-Derived Neurotrophic Factor
    Language English
    Publishing date 2018-09-29
    Publishing country United States
    Document type Journal Article
    ZDB-ID 604826-2
    ISSN 1536-4798 ; 0277-3740
    ISSN (online) 1536-4798
    ISSN 0277-3740
    DOI 10.1097/ICO.0000000000001747
    Database MEDical Literature Analysis and Retrieval System OnLINE

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