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Biomedical subjects

S C Dresner

Publications and source records attributed to S C Dresner.

23 records · Page 2Linked to original sources

Computed tomography of orbital myositis.

The computed tomographic (CT) scans of 11 consecutive patients with orbital myositis were reviewed to better characterize the CT appearance of this condition. The findings in this series differed from those of previous reports in several ways. Multiple muscle involvement predominated. Bilateral involvement was more frequent than previously reported. Enlargement of the tendon as well as the muscle was a frequent finding, but a normal tendinous insertion did not preclude the diagnosis of orbital myositis. Although the CT appearance of orbital myositis is often helpful, the findings are not pathognomonic; correlation with history, clinical findings, and therapeutic response must be considered in making the diagnosis.

Adult↗

Acute and subacute orbital myositis.

Of 12 consecutive patients (nine women and three men ranging in age from 18 to 70 years) with orbital myositis, four had histories of ocular or systemic autoimmune disease. Five patients treated within two weeks of developing acute orbital pain and extraocular muscle dysfunction were classified as having acute myositis. They responded to corticosteroids within 72 hours although three had single recurrences during six- to 16-month follow-up periods. No patients were heterotropic or proptotic at the final examination. Seven patients with less severe or atypical symptoms who had delays of two or more months between onset and treatment were classified as having subacute myositis. All had recurrences with five having two or more. Three required supplemental radiation therapy during seven- to 20-month follow-up periods. At the final examinations, six patients had motility defects and one had proptosis, indicating that delays in treatment may lead to recurrences, extraocular muscle dysfunction, and proptosis.

Acute Disease↗

The nonspecific orbital inflammatory syndromes.

The nonspecific orbital inflammatory syndromes are a peculiar group of inflammations that may occur in acute or subacute forms and can become chronic. They may be diffuse or primarily localized to a specific tissue of the orbit. The nonspecific inflammations that are targeted toward specific tissues are myositis, dacryoadenitis, perineuritis, and periscleritis. Each of these syndromes has definite signs, symptoms, ultrasonic and radiologic findings. Therefore, this group of nonspecific inflammations should be more clearly classified for purposes of better understanding and better management. All of these inflammatory syndromes in the acute form respond well to high doses of oral corticosteroids tapered gradually over a period of months, but may be reoccurrent or become chronic. The subacute form responds less well. Occasionally, patients require radiation to stop the inflammation in the subacute or chronic state, but these patients are often left with a functional deficit. The cause, although presumed to be an immune disorder involving the orbital tissues, remains unknown.

Adult↗