Background.A six-year-old boy presented with a large progressive intracorneal and scleral cyst.Two years before, bilateral cataract surgery through a 6.5-mm corneal incision was performed elsewhere.Methods.The posterior wall of the cyst could be excised, as well as the Personal Care anterior wall in the sclera.Upon histo-pathology the cyst wall was
The modern power system is progressing from a synchronous machine-based system towards an inverter-dominated system, with large-scale penetration of renewable energy sources (RESs) like wind and photovoltaics.RES units today represent a major share of the generation, and the traditional approach of integrating them as grid following units can lead
Learning can be difficult for students due to incorrect prior knowledge, or misconceptions, interfering with the acquisition of new knowledge.Conceptual change refers to the process of replacing such misconceptions with new and accurate knowledge.The factors associated with conceptual change are currently under debate.The present study attempts to
The coral reef area at Karimunjawa National Park is decreasing over time.There are two factors causing damage to coral reefs, namely natural factors and anthropogenic factors.The purpose of this study was to determine the anthropogenic threats Dried Fruits that cause damage to coral reefs at Karimunjawa National Park and any protection efforts to m
An aortic aneurysm is a permanent localized arterial dilation with more than 50% of the artery diameter.Among the complications of an aortic aneurysm, one of the rarest is the aorto-bronchial fistula, which presents with massive hemoptysis; this condition is lethal if not treated surgically.We report a 90-year-old man with no significant medical hi