Ophtalmic

Question 1

Retinoblastoma

Answer 1

_pT1: Intraocular tumors without invasion
_ pT2a: optic nerve head
_pT2b: iris and
_рТЗа: choroid (greater than 3 mm)
_pT3b: Retrolaminar optic nerve
_рТ3с: sclera inner two thirds
_pT3d: invasion into the outer third sclera
_pT4: Evidence of extraocular tumor:

Question 2

Uveal melanoma (iris)

Answer 2

_pT1a: limited to iris < 3 clock hours in size
_pT1b: limited to iris > 3 clock hours in size
_pT1c: limited to iris secondary glaucoma
_pT2a: extending into ciliary body, without secondary glaucoma
_pT2b: extending into ciliary body and choroid, without secondary glaucoma
_pT2c: secondary glaucoma
_pT3: scleral extension
_pT4a: extrascleral extension <= 5 mm _pT4b: extrascleral extension > 5 mm