What is retrobulbar hemorrhage?
Retrobulbar hemorrhage (RH) is an ocular emergency resulting from arterial bleeding in the orbital cavity behind the eye.
Is retrobulbar hemorrhage painful?
The most common symptoms of retrobulbar hemorrhage include pain, pressure, and loss of vision. Other common symptoms include diplopia, nausea, and vomiting [2, 5]. The pain associated with retrobulbar hemorrhage is typically severe . Our patient also had severe headache, blurred vision, nausea, and vomiting.
What is retrobulbar injection?
Background. Retrobulbar block is type of regional anesthetic nerve block used in intraocular surgery. In this technique, local anesthetic is injected into the retrobulbar space, the area located behind the globe of the eye.
What does Canthotomy mean?
Definition. The incision or cutting through the canthus. Supplement. The procedure is often performed to release excessive orbital pressure, especially due to orbital hemorrhage or infection.
What is the best treatment for retrobulbar neuritis?
Many cases improve without treatment. Sometimes, a corticosteroid medication, such as intravenous methylprednisolone, is used to treat retrobulbar neuritis. The type of therapy depends on the suspected cause of the problem.
What drug is used for a retrobulbar block?
Anesthetic Agent The most used combination is the Lidocaine 2% with bupivacaine 0.75%. In general the use of epinephrine or other vasoconstrictors is avoided to prevent ciliary or ophthalmic artery spasm and permanent vision loss, except in cases of enucleation or evisceration.
What does Cantholysis mean?
Cantholysis involves the incision and lysis of the inferior and/or superior canthal tendon and associated ligamentous fibers. Surgery begins with a canthotomy. Upon completion of the canthotomy, the lateral canthal tendon is composed of inferior and superior canthal tendon limbs.
What’s a canthus?
Definition of canthus : either of the angles formed by the meeting of an eye’s upper and lower eyelids.
How long does it take for IV steroids to work for optic neuritis?
Treatment of steroid-refractory demyelinating ON. As mentioned, one feature of typical ON is visual improvement within 2–3 weeks after onset. At times, otherwise typical demyelinating ON associated with MS does not improve as expected.
What is Canthoplasty surgery?
Canthoplasty procedure explained. This is a reconstructive surgical procedure which is used to correct drooping or sagging eyes, by tightening the muscles or ligaments that give support to the outer corners of the eyelid.
Why is the inside corner of my eye white?
The reason it is called “sleep” in your eyes is that it crusts in the corners of your eyes as you sleep. Some also call it eye boogers, gunk, eye pus, eye mattering and goopy eyes. Eye discharge consists of mucus, oil, skin cells, and other debris that builds up in the corner of the eyes as you sleep.
Can eye nerve damage be fixed?
Unfortunately, once damaged, the optic nerve cannot be repaired since the damage is irreversible. The optic nerve is composed of nerve fibers that do not possess the ability to regenerate on their own. The nerve fibers, if damaged, cannot heal on their own.
How long does it take prednisone to work for optic neuritis?
Recovery of color vision and subjective visual improvement have been noted as early as 3 weeks but can be accelerated to as soon as 1 week with corticosteroid administration,35 although most recovery occurs within 6 months.