[Persistent hyperplastic primary vitreous--diagnosis and differentiation]. / Przetrwale, hyperplastyczne cialo szkliste pierwotne--diagnostyka i róznicowanie.

PURPOSE: Presentation of the cases with a rare form of persistent hyperplastic primary vitreous. MATERIAL AND METHODS: 5 children, aged 3-14, were referred to the clinic with suspicion of neoplasm changes or congenital anomalies of the eyeball. Unilateral, pathological lesions, in the form of opaque membranes, partially or totally covered the optic disc, were found. In 2 cases persistent fragments of arteria hyaloidea were also observed. Diagnosis was mode basing on three mirror glass examination, ultrasonography and fluorescein angiography. In differential diagnosis, retinoblastoma and other entities determined in the literature as pseudo-retinoblastoma were taken into account. The children remained under clinical follow-up.

[Hamartoma of the optic disc in a 17-year old boy]. / Hamartoma tarczy nerwu wzrokowego u 17-letniego chlopca.

BACKGROUND: Hamartoma of the optic disc is a rare disease but a very important one for differential diagnosis with choroidal melanoma. METHODS: A case of a boy, 17, referred to the clinic with suspicion of intrabulbar tumor is presented. Basing on the clinical picture ultrasonography and fluorescein angiography studies, diagnosis of retinal and pigment epithelium hamartoma of the optic disc was established. Laser treatment was applied. RESULTS: During 4-year follow-up visual acuity and ophthalmoscopic picture of the lesion has not deteriorated.

[Ultrasonographic image of retinal detachment with proliferative changes (PVR) in B scan]. / Obraz ultrasonograficzny odwarstwienia siatkówki ze zmianami proliferacyjnymi (PVR) w projekcji B.

In 1992, 20 eyes with retinal detachment and PVR D1-D3 were treated. In 18 of them ultrasonography was performed mainly in the eyes with opaque media. Based on selected examples, the authors indicate the usefulness of B-scan ultrasonography in diagnosis of advanced stages of PVR.