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Biomedical subjects

Kathleen Leroux

Publications and source records attributed to Kathleen Leroux.

2 recordsLinked to original sources

Acquired capillary hemangioma in the lacrimal sac region.

PURPOSE: To describe two cases of acquired capillary hemangiomas in adults, in the lacrimal sac region. DESIGN: Interventional case reports. METHODS: Review of the history, clinical examination, and pathologic findings. RESULTS: Two patients, an 80-year-old woman and a 50-year-old man, presented with a history of tearing and a slowly growing nodular mass in the lacrimal sac area. Probing and irrigation showed a patent drainage system in both cases. Both lesions were biopsied. Histopathologic examination of the specimens showed capillary hemangiomas. CONCLUSIONS: Capillary hemangiomas in the lacrimal sac area may present with clinical features of more common lesions such as dacryocystitis or mucocele, or rarer lacrimal sac malignancies. They should therefore be considered in the differential diagnosis of any nodular lesion in this area in adults, even at a very late age.

Aged, 80 and over↗

Predicting cataract surgery results using a macular function test.

PURPOSE: To assess the predictive value of a macular function test in the preoperative evaluation of cataract patients. SETTING: Clinique Generale St-Jean, Brussels, Belgium. METHODS: This prospective study comprised 396 uneventful consecutive cataract procedures performed by 1 surgeon from September 2000 to February 2001. The best corrected visual acuity (BCVA) and the density and location of the lens opacities were recorded preoperatively. Macular function was assessed preoperatively using a Parinaud test at 12 cm with a hyperaddition of +8.0 diopters and extra illumination. The postoperative BCVA was compared with the results of the macular function test. RESULTS: Of the 359 eyes (90.7%) that could read the Parinaud 1 line on the preoperative hyperaddition test, 338 (94.2%) attained a final BCVA of 20/25 or better and 356 (99.2%), of 20/30 or better. Twenty-five eyes that could not read Parinaud 1 and presented with a dense nuclear or posterior subcapsular cataract also achieved a BCVA of 20/25 or better. Three eyes could read Parinaud 1 preoperatively but did not attain a BCVA of 20/30 or better postoperatively; 2 of the eyes had macular edema and 1, an opaque posterior capsule. CONCLUSIONS: The results of this study suggest that this simple macular function test has a positive predictive value of 94.2% in predicting a visual outcome of 20/25 or better after cataract surgery. The sensitivity was 94.2% and the specificity, 32.4%. The negative predictive value was 32.4% and the positive predictive value for a BCVA of 20/30 or better, 99.2%.

Adult↗