https://www.proz.com/kudoz/spanish-to-english/medical-general/6519719-b-b.html

Glossary entry

Spanish term or phrase:

B-B

English translation:

WTW / White to white

Added to glossary by David Russell
May 31, 2018 11:59
5 yrs ago
3 viewers *
Spanish term

B-B

Spanish to English Medical Medical (general) Ophthalmology
Taken from the results of an eye test, in Spain.

The section in the results was:
"Otros data exploratorios" (not very helpful!)
and this was followed by:

B-B 11.7/11.8 Pupilas 6.5/6.3 mm

Don't really have any more to give than that!

Proposed translations

3 days 3 hrs
Selected

WTW / White to white

El original parece aludir al diámetro blanco-blanco o diámetro horizontal de la córnea. En inglés expresado habitualmente como white to white (WTW) o corneal horizontal diameter.

Distancia blanco-blanco:
Es la medida del diámetro corneal horizontal y es importante en el cálculo de lente intraoculares fáquicas en pacientes con altos defectos refractivos
http://www.clinicarementeria.es/pruebas-diagnosticas/pruebas...

el diámetro horizontal del iris visible (diámetro blanco-blanco, WTW)
https://cataract-community.zeiss.com/introduccion-a-la-biome...

The corneal horizontal diameter (white-to-white) is abnormal in diseases like (...)
The average corneal diameter was 11.71 +/- 0.42 mm. 
https://www.ncbi.nlm.nih.gov/m/pubmed/15778595/
Peer comment(s):

neutral David Brown : A very good answer and well explained
3 days 19 hrs
Thanks David ;)
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4 KudoZ points awarded for this answer. Comment: "Thanks a lot!"
17 hrs

“B” vertical box measurement "left eye-right eye"

with no other context, it could be this. But I should say that the large majority of acronyms in ophthalmology tend to be universal

Ophthalmic Optics
www.opt.indiana.edu/optlib\clasnote\Ophthalmic Optics, Fall...

Sep 7, 2004 - Measuring eye size: Measure from the inside of the groove on one ... The B dimension is the vertical measure of the box enclosing the lens.
Frame measurement & marking - SlideShare
https://www.slideshare.net/vivekparmar5/frame-measurement-ma...

May 9, 2014 - The depth of lens, measured as the vertical depth through the datum ... The box between the numbers means that the eye size is measured ...
Glasses Size | How to Measure for Eyeglasses Frame Size
https://www.framesdirect.com/knowledge-center/glasses-size.h...

Learning the measurements of your eyeglasses can help you get a perfect fit. ... size are often next to each other, but are sometimes separated by a square box ... Eyes should be centered in the width of the lenses- Frames that are too wide wil
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