On cases of congenital day-blindness with colour-blindness / by Edward Nettleship.

  • Edward Nettleship
Date:
1880
Catalogue details

Licence: Public Domain Mark

Credit: On cases of congenital day-blindness with colour-blindness / by Edward Nettleship. Source: Wellcome Collection.

Provider: This material has been provided by The Royal College of Surgeons of England. The original may be consulted at The Royal College of Surgeons of England.

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    at the periphery, especially towards lower part of retina; the amount is about the same in the two eyes. Case 14.—Mary G—, set. 34 (not seen), is said to be affected in the same way as her two brothers. She cannot see so well in bright light, and cannot face the light. “ Her eyes move about very much.” She is believed to see colours weL She is married and has two children living, whose sight is believed to be very good. From the mother, who came at request, I obtained the fol- lowing facts:—She and her husband were first cousins once removed. The husband died of heart disease aged 50. She herself is a nervous melancholic woman ; married when 22 years old, and about the time the two amblyopic sons were born seems to have suffered from melancholia for a considerable time. She has had nine children, of which the first, sixth, and seventh, have imperfect sight. The remainder, of whom all are alive but one, are believed to have good sight. The defect of sight was noticed in all three when very young. The pedigree is as follows : M. (Gould), married. M. I M. I F. (Gould), melancholic 9 children. *1. F., 34. Said to be affected (Case 14). 2. M. 3. F. 4. F. 5. F. Dead. *6. M., 25 (Case 13). *7. M., 23 (Case 12). 8. M. 9. F.
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