We will open our clinic all days through Golden week.
Doctor’s schedule

What is Cataract?

Cataract is…

A cataract is a clouding of the clear lens of your eye because of degeneration of protein inside. The cloudiness leads to low visual acuity and be unable to focus into images on retina clearly. Most cataracts develop slowly and don’t disturb your eyesight so soon. However with time, cataracts will eventually interfere with your vision.

Types of cataracts

Congenital cataract

Lenses in your eyes are naturally cloudy.

Age-related cataract

One of the types of cataract develops by aging.

Diabetic cataract

Diabetic cataract is related to high blood sugar, a material called sorbitol accumulates in your lens and it makes your vision cloudy.

Skin disease cataract

As complication of atopic dermatitis, lenses become cloudy.

Corticosteroid cataract

Caused by long-time use of steroid medication.

Traumatic cataract

Caused by external eye wound.

Secondary cataract

After surgery of cataract, the cloudiness develops at posterior capsule of the lens.

Cataract symptoms

Clouding of the clear lens of your eye, you will recognize following symptoms;

  • Clouded, blurred or dim vision
  • Sensitivity to light and glare
  • Frequent changes in eyeglass or contact lens prescription
  • Fading or yellowing of colors
  • Double vision in a single eye

Cataract itself doesn’t cause pains, foreign object sensation or inflammations.

The causes of cataract

Most cataracts develop by aging. Also, ultraviolet rays contribute to the development of cataract in daily life.
Some are related to injury, atopic dermatitis, diabetes and malnutrition, which can cause cataract to develop to younger generation. If you have experiences of eye surgery, it can increase your risk of this disease.

Office hours

Weekday

11:30-13:45/15:00-19:30

Saturday

11:00-13:45/15:00-19:00

Sunday,Holiday

11:00-18:00
(no lunchtime.)

Closed

Our clinic is closed on 12/31, 1/1, 1/2, 1/3.

Location

9th floor of Hulic Shinjuku Building,3-25-1, Shinjuku, Shinjuku-ku, Tokyo, 160-0022

TEL:03-5363-0507

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Doctor career

Director:Yasuhiro Shinkawa

(Registered Recipient of a Diploma of Ophthalmology)

Memberships

Japan Ophthalmological Society
Japanese Retina and Vitreous Society
Japanese Society of Ophthalmic Surgeons

Certification of Completion

Course of Ophthalmic PDT Study Group
Number of cataract surgery up to the present:About 4000

Career

2001 Graduate-Medical Department of Kumamoto University
2002 Department of Ophthalmology Kyoto University School of medicine
2002 Shimada Municipal Hospital
2008 Japanese Red Cross Society
2010 Kitano Hospital The Tazuke Kofukai Medical Research Institute
2014 Shinjuku-Higashiguchi Eye Clinic


 

Doctor:Fumiyo Hasegawa

(Registered Recipient of a Diploma of Ophthalmology)

Memberships

Japan Ophthalmological Society
Japan Ophthalmologists Associasion
Japanese Association for Strabismus and Amblyopia(JASA)

Career

1992 Graduate- Medical Department of Teikyo Univercity
2002 The head ophthalmologist at International Catholic Hospital
2020 Shinjuku-Higashiguchi Eye Clinic

Main Thesis

Sequelae of ocular trauma in schools.(Japanese)
A case of periodic upper and lower strabismus with loss of periodicity after cataract surgery(Japanese)
Quantitative analysis of eye movement during a cover test for patients with intermittent exotropia(Japanese)



 
We have 7 full-time service orthoptist, 2 part-time orthoptists, 1 full-time nurse and 4 part-time nurses in our clinic.
Another several ophthalmologists are working here.