London's Pulse: Medical Officer of Health reports 1848-1972

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London County Council 1938

[Report of the Medical Officer of Health for London County Council]

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56
Schools for
the blind
A classification has been made by Dr. McVail of all children in the two Council
schools for the blind in the winter of 1938. She has submitted the following
report:—
The total number of children concerned was 100, of whom 60 were boys and 40 were girls.
Ages ranged from 6 to 16 years.

For purposes of comparison, classification has been made under headings similar to those in my report of the spring of 1931, which was included in Vol. Ill, part II of the Annual Report for that year (p. 66), and which dealt with the 218 children then in the Council's schools for the blind.

DefectNumber and percentage
Congenital and hereditary defects—
Albinism649
Nystagmus8
Microphthalmia7
Buphthalmia2
Aniridia6
Cataract8
Dislocation of lenses1
Coloboma4
Retinitis pigmentosa1
Others6
Ophthalmia neonatorum14
Interstitial keratitis1
4probably specific
Choroido-retinitis51possibly specific
Other choroiditis21probably congenital defect
1cause unknown
2probably specific
2r J r hydrocephalus
Optic atrophy94associated with general diseases
1cause unknown
Superficial keratitis3
Macular disease1
Myopia5
Traumatism43 1Optic atrophy ympathetic
Glioma11irido cyclitis occurred shortly after birth
Others6(Wasserman negative)
2associated with measles
1associated with diphtheria
1associated with meningitis
1associated with leontiasis ossium
Total100

Under the heading of congenital and hereditary defects there are 49 cases in the total of 100
blind. To these might be added two or three children in other groups who were almost certainly
born with defect. This compares with 38-99 per cent, in the 1931 group of 218 children, and
24-04 per cent, in an analysis of 1,855 blind children of school age given by Mr. Bishop Harman
in the report of 1922 of the Departmental Committee on the Causes and Prevention of Blindness.
The percentage increase from 1922 to 1931 and from 1931 to 1938, is, of course, relative, and is
largely due to a substantial fall in the incidence of blindness due to venereal disease in its several
forms. The actual number of children blind from congenital defect has fallen from 85 in 1931 to
49 in 1938.
The percentage of cases of ophthalmia neonatorum is 14 compared with 21-1 in 1931 and
19 -75 in Mr. Harman's group examined before 1922. The actual number of children in Council
schools blind from this disease is 14 in 1938, compared with 45 in 1931, a striking fall.