Glaucoma III (1ry closed & congenital & 2ry) Flashcards
1
Q
Risk factors
A
- Age : > 40 ( 60 years )
- Sex : ++ ♀ ( 4-1 ).
- Incidence : 1 / 1000 over 40 yrs.
- Race : Chinese – Eskimos.
- Hypermetropia.
2
Q
Classifications
A
- Latente .
- Subacute.
- Acute.
- Chronic.
- Absolute.
3
Q
treatment of closed angle glucoma
A
- acetazolamide (diamox) (IV,oral)
- manitol (IV)
- Pilocarpine
- Timolol
- steroid
- peripheral iridictomy (PI) and Trabeculectomy
- profilaxis PI for other eye
4
Q
types of congenital glaucoma
A
- Trabeculodysgenesis
- Iris hyperplesia
- True congenital glucoma
according to age
1. infantile = few days
2. juvenile <10y
5
Q
congenital gucoma is uni or bi lateral?
A
75% bilateral
6
Q
clinical features of congenital glucoma
A
- Buphthalmus
- megalocornea
- Photophopia.
- watering (lacrimation)
Patients with glaucoma often initially have no symptoms; later, they can exhibit excessive tearing (lacrimation) and extreme sensitivity to light (photophobia)
7
Q
D/D of congenital glaucoma
A
- Birth trauma: corneal decamp.
- Intrauterine rubella: Keratitis.
- Megalocornea.
- high Myopia.
- Nasolacrimal duct obst.
- 2° glaucoma (Retinoblastoma)
8
Q
treatment of congenital glaucoma
A
Goniotomy
Trabeculectomy
9
Q
types of secondary glaucoma
A
- pigmentary
- Pseudoexfoliation glaucoma
- Lens induced glaucoma
- Neovascular glaucoma
- Steroid induced glaucoma
- other:
- inflammation glaucoma
- Malignant glaucoma : ( ciliary block )
10
Q
types of lens induced glaucoma
A
- Phacolytic
- Phacomorphic
- phacoanaphylactic
- lens dislocation
- subluxated lens
11
Q
signs of pigmentary glaucoma
important
A
- Krukenberg spindle.
- Iris transillumination defect.
- gonioscope: hyperpigm. trab.
- fundus : cupping.
12
Q
if you have time you can review the features of each type of 2ry glucoma
A
😅
