X1000306-1974-75_Part02 — Page 32

Medical and Health Departmental Reports 醫務衛生署年報 All

TABLE 56

WORK OF THE OPHTHALMIC SERVICE 1973

74

TABLE 58

CAUSES OF BLINDNESS IN CHILDREN UNDER 15 1973-74

1973

1974

New Out-patient attendances

82,447

Total Out-patient attendancea

252,363

91,458 266,573

1973

1974

Operations performed ;

Causes for blindness (per cent)

Major

1,922

2.196

Dysplasia

15.6

30.0

Minor

973

1.164

Cataract

23.0

22.5

Total

2,895

3.360

Home visits by Health Visitors

2.142

1,714

Optic Atrophy

7.6

17.5

Retinal Detachment

3.6

7.5

Bupthalmos

15.5

5.0

TABLE 57

CAUSES FOR BLIND KEGISTRATION 1973

Retinitis Pigmentosa

15.5

5.0

74

High Refractive Error

3.7

5.0

I) Total Blind Registration

1973

904

1974

1,451

Uveitis

15.5

2.5

II) Causes For Blind

Keratitis

(as percentages of total blind cases)

2.5

Cataract

23.0

34.3

Neoplasm

2.5

Glaucoma

25.0

18.3

Corneal Leucoma (Trachoma)

12.0

10.3

Total :

100.0

100.0

High Refractive Error (Hypopia)

5.3

8.0

Phthisis Bulbi (Unidentified causes) 11.4

7.9

Optic Atrophy

4.8

6.0

Uveitis

5.3

4.5

Retinitis Pigmentosa

5.3

3.6

TABLE 59

WORK OF THE EAR-NOSE-THROAT SERVICE 1973-74

Senile Macular Degeneration

1.5

2.2

Retinal Detachment

1.2

1.4

1973

1974

Dysplasia

2.5

1.2

Diabetic Retinopathy

1.5

1.2

New out-patient attendances

17,445

18,494

Retinal Vascular Accidents

0.2

0.5

Total out-patient attendances

55,555

59,408

Injuries

0.8

0.5

Total inpatients admitted

2,854

2,743

Neoplasm

0.2

0.1

Operations performed

2,482

2,125

Speech therару савев

2,482

2,428

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