epidemiology

Question 1

A branch of medical science that deals with the incidence, distribution, and control of disease in a population.

Answer 1

epidemiology

Question 2

! The number of instances of a given disease or other condition in a given population at a designated time.

Answer 2

prevalence

Question 3

Ocular tissue damage at least partially

related to intraocular pressure

Answer 3

glaucoma

Question 4

3 types of open angle glaucoma

Answer 4

POAG
NTG
OCULAR HYPERTENSION

Question 5

2 types of closed angle glaucoma

Answer 5

primary angle closure

secondary angle closure

Question 6

Prevalence of POAG is Caucasians over 40 years of age 2% and in African American and African Caribbeans is “______ times” that.

Answer 6

4

Question 7

prevalence of glaucoma with age

Answer 7

increase age, increase prevalence

Question 8

prevalence among men and women

Answer 8

unclear

Question 9

prevalence of oht in whites

Question 10

chinese population angle closure glaucoma is ____ times more common than poag

Answer 10

3

Question 11

The number of instances of illness commencing, or persons falling ill, during a given period in a specified population.

Answer 11

incidence

Question 12

incidence trend with glaucoma and age

Answer 12

increase age, increase incidence

Question 13

Aspect of personal behavior or life style, an environment exposure or an inborn or inherited characteristic which on the basis of epidemiological evidence is known to be associated to health conditions important to prevent.

Answer 13

risk factor

Question 14

definite risk factor for glaucoma

Answer 14

age

Question 15

Higher prevalence of POAG among ______ and onset of disease is at a younger age.

Answer 15

blacks

Question 16

name 5 ocular risk factors

Answer 16

! Intraocular pressure ! Optic nerve head
! Myopia
! Hypermetropia
! Central corneal thickness?

Question 17

major risk factor for glaucoma

Answer 17

intraocular pressure

Question 18

prevalence increase with increase in wat?

Answer 18

iop

Question 19

vf loss slows down with decrease in what?

Answer 19

iop

Question 20

Even if both eyes have IOP lower than 21. The eye with greater IOP will lose
field quicker. (T/F)

Answer 20

true

Question 21

slide 24

Answer 21

slide 24

Question 22

whats an important marker of presence and advancement of glaucoma

Answer 22

optic nerve head

Question 23

Associated with an increase in risk of POAG for a long time in hospital based population.
! However hospital based studies are not ideal

Answer 23

myopia

Question 24

High degree of what is associated with acute types?

Answer 24

hypermetropia

Question 25

ocular perfusion equation

Answer 25

Ocular Perfusion pressure= Blood pressure- IOP

Question 26

! Sibling with glaucoma odds ratio _____!
Parents with glaucoma odds ratio ____ !
Children with glaucoma odds ratio _____

Answer 26

! Sibling with glaucoma odds ratio 3.69
! Parents with glaucoma odds ratio 2.67
! Children with glaucoma odds ratio 1.12

Question 27

Zipcodeeffect!

Answer 27

! Socio economic factors-Income, education, socio-economic status will have an effect.

Question 28

Major cause of irreversible blindness

Answer 28

glaucoma

Question 29

Rate of blindness is greater in African

origin ______ times more than Caucasians.

Answer 29

Rate of blindness is greater in African

origin 6-8 times more than Caucasians.