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Biomedical subjects

P M Akaishi

Publications and source records attributed to P M Akaishi.

2 recordsLinked to original sources

Neonatal orbital abscess.

PURPOSE: To describe two cases of orbital abscess in neonates and to review the literature of orbital cellulitis in neonates. DESIGN: Two interventional case reports. METHODS: Photographs, orbital computed tomography scans, and full pediatric examination were obtained in two cases of orbital abscess in neonates. RESULTS: Acute ethmoiditis with orbital abscess formation was found in both infants. In one of them, Staphylococcus aureus was identified as the source of infection. CONCLUSIONS: The clinical findings of our cases concur with the literature (eight cases) indicating that orbital abscess caused by Staphylococcal ethmoiditis is the most common form of orbital cellulitis in neonates.

Abscess↗

Histologic effect of mitomycin C on strabismus surgery in the rabbit.

PURPOSE: To evaluate the efficiency of mitomycin C (MMC) in limiting the postoperative inflammatory response and scarring after strabismus surgery. METHODS: A prospective, two-stage, masked, controlled trial was conducted. In the first stage, the inflammatory response at the extraocular muscle reattachment site was increased after inferior rectus recession in eight rabbits. In the second stage, MMC (0.4 mg/ml) was applied during surgery to the eyes of 22 rabbits with inferior rectus recession. As a control, contralateral eyes were treated with saline solution. Seven weeks later, exenteration was performed, and the sites of muscle reattachment were processed for histologic examinations. The sums of the areas of the granulomas in the extraocular muscle reattachment sites of control and treated eyes were compared. RESULTS: There was no significant inhibitory effect of MMC on the inflammatory response of treated eyes compared with that of control eyes. CONCLUSIONS: The intraoperative use of MMC (0.4 mg/ml) was not effective in controlling the postoperative inflammatory response in rabbit eyes after extraocular muscle surgery. These data do not support the hypothesis that MMC reduces postoperative adhesions after strabismus surgery.

Animals↗