Læknablaðið - 15.08.1984, Side 44

202
LÆKNABLADID
voru leiddir af sjúkdómnum, enda fór hann í all-
margar augnlækningaferðir með strandferða-
skipum kringum landið. í töflu II er dreif-
ing glákusjúklinga Björns eftir landshlutum.
Björn var eini augnlæknirinn á landinu á
pessu umrædda tímabili.
Table I. Classification of 439 glaucoma patients in
Iceland 1892-1909 according to visual loss and visual
field changes when diagnosed Ophthalmologist:
Björn Ólafsson (2).
Both
Class*) sexes Males Females
I ..................................... 58 42 16
II ................................... 187 139 48
III .................................. 119 92 27
IV ................................... 75 53 22
Total 439 326 113
*) I. Total blindness of both eyes.
II. Total blindness of one eye.
III. Central visual field defect of one or both eyes.
IV. Central vision of both eyes. Visual field defects and
glaucomatous cupping of optic nerve head.
Table II. Distribution by regions of 439 glaucoma
patients in Iceland 1892-1909 according to the
medical records of Björn Ólafsson the first ophthal-
mologist in Iceland (2).
Both
Region sexes Males Females
Reykjavik 67 42 25
South-western 126 98 28
Southern 54 39 15
Eastern 55 46 9
Northern 95 72 23
Western Peninsula .... 42 29 13
Total 439 326 113
Table III. Open-angle glaucoma (GVFD) among
2872 Icelanders 50 years and older screened in the
period April 1963-November 1964 (5). Number of
individuals tested and number of G VFD by age and
sex.
Age groups Number of individuals tested GVFD
Both sexes Males Females Both sexes Males Females
50-59 .. . 1465 593 872 5 3 2
60-69 .. . 884 338 546 13 9 4
70-79 .. 441 151 290 23 12 11
80+ ... 82 42 40 7 3 4
Total 2872 1124 1748 48 27 21
Vegna fjölda glákusjúklinganna og nokkuð
jafnrar dreifingar úr öllum landshlutum má fá
nokkra vitneskju um lágmarks algengi gláku í
aldursflokkum um síðustu aldamót, a.m.k. í
aldursflokkum 50-70 ára.
Algengistölurnar eru miðaðar við manntalið
%o
Fig. 2. Prevalence distribution of Björn Ólafsson’s
413 glaucoma patients 1892-1909 according to
Census 1. Dec. 1901 by age and sex. Rates per
thousandpopulation (2).
Age groups
Fig. 3. Distribution of Helgi Skúlason’s 458 glauco-
ma patients 1925-1931. Both sexes by age (4).