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Orbital myositis

Medical expert of the article

Professor Igal LEIBOVITCH

Ophthalmologist, ocular surgeon

Alexey Kryvenko, medical expert
Last reviewed: 23.04.2024

Orbit myositis is an idiopathic nonspecific inflammation of one or more extraocular muscles, which is considered to be one of the forms of idiopathic inflammation of the orbit.

trusted-source [1], [2], [3], [4], [5], [6], [7], [8], [9], [10], [11], [12],

Symptoms of the myositis of the orbit

Myositis of the orbit manifests itself in acute adults with acute pain, which is aggravated by eye movements.

Edema of the eyelids, ptosis and chemosis. Increased pain when viewed in the direction of the affected muscle (muscle), usually in combination with diplopia due to limited mobility. Injection of vessels over the affected muscle. Unexplained exophthalmos.

The course of the myositis of the orbit

acute non-recurrent disease, spontaneously dying for 6 weeks;
chronic course in the form of a single episode of prolonged (more than 2 months, often years) a single episode or recurrent exacerbations that can lead to restrictive myopathy.

Where does it hurt?

Pain in the muscles (myalgic syndrome)

What's bothering you?

Symptoms of myositis

Diagnosis of the myositis of the orbit

CT shows spindle-shaped thickening of the affected muscles with or without tendons.

Differential diagnosis is performed with cellulite orbit, dysteroid myopathy and Tolosa-llunt syndrome.

trusted-source [13], [14], [15], [16]

What do need to examine?

Glaznitsa

Eye

Muscles of the eye

How to examine?

Eye examination

X-ray of the eye socket

Muscle Examination

Muscle ultrasound

Who to contact?

Rheumatologist

Treatment of myositis of the orbit

It is aimed at alleviating discomfort and restoring functions, reducing the duration of relapses and their prevention.

NSAIDs can be quite effective in mild form.
Systemic steroid therapy is usually necessary and gives a pronounced effect, although relapses are observed in 50% of cases.
Radiotherapy is also effective, especially in the prevention of relapse.

More information of the treatment

Treatment of myositis