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Dharmik Patel General Medicine

Oct 10, 20172507 views

Enucleation, Evisceration & Exenteration

ENUCLEATION

Definition: This is an ophthalmologic surgery in which the eyeball is removed leaving the extraocular muscles and other orbital contents.

Indications;

Can be grouped into 2 (absolute & relative):

1. Absolute indications; Eye malignancy like Retinoblastoma and Malignant melanoma.

2. Relative indications;

- Painful blind eye due to absolute glaucoma
- Painful blind eye due to endophthalmitis
- Anterior staphyloma
- Phthisis bulbi
- Mutilating ocular injury

EVISCERATION

Definition; This is an ophthalmologic surgery in which only the contents within the eyeball are removed. Usually through an incision at the limbus.

Indications;

- Bleeding anterior staphyloma
- Panophthalmitis
- Expulsive choroidal hemorrhage


EXENTERATION

Definition; This is a mutilating orbital surgery in which the whole of the contents of the orbit and the structures surrounding the orbit (periorbital structures) are removed.

Indications;

- It is indicated for malignant tumors arising from the orbital structures or those spreading from the eyeball

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