Acute angle closure glaucoma is an ocular pathology characterized by a severe increase of intraocular pressure (IOP) that requires the realization of a peripheral Nd:YAG laser iridotomy as a treatment. Several complications have been described after a peripheral laser iridotomy such as hyphema, endothelial corneal damage, intraocular pressure spikes or cataract. Furthermore, retinal and subhyaloid haemorraghes have been observed after the treatment. This uncommon finding has been named decompression retinopathy. The case of an unilateral decompression retinopathy in a 67-year-old woman after the resolution of a bilateral episode of acute angle closure glaucoma was presented.
We report two contrasting cases of diabetic retinopathy to illustrate vascular and retinal abnormalities in this condition. In the first case, mild diabetic retinopathy is diagnosed in an asymptomatic patient with diabetes mellitus of recent onset. The second patient has severe diabetic retinopathy, causing vision loss as a consequence of poor metabolic control.
This case report means to demonstrate how contact lenses can help with complex corneal pathology cases. A 10-year-old patient was presented to our hospital with a history of decreased visual acuity. Slit-lamp examination revealed mixed hyperemia and a large central corneal edema with possible rupture of Descemet's membrane. A presumptive diagnosis of corneal hydrops was made and the patient was treated with antiedema ointment, topical tobramycin, fluorometholone and cyclopegic. Following treatment the corneal edema decreased but a central corneal leukoma and a visual acuity of 0.2 persisted. A penetrating keratoplasty was performed. As a side effect of surgery and cataractogenic drugs, a posterior subcapsular cataract developed over time, worsening visual prognosis. Following the unsuccessful attempt to adapt the corneal lens, a semi-scleral lens was adapted, resulting in a visual acuity of 0.7 by the end of the procedure.
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