Diagnosis Among the most common cancers in children, Nephroblastoma, or Wilms’ Tumor, accounts for 5% of all childhood cancers (American Cancer Society, 2018). The tumor is named after Max Wilms, a German doctor who wrote one of the first medical articles about the disease in 1899. Wilms’ Tumor is the cause nine out of ten cases of kidney cancer in children (American Cancer Society, 2018). Approximately, 500 new cases are found each year in the United States. Diagnosis typically occurs between three
Definition: First, let’s know about Conventional hydrogel contact lenses materials. They are polymers. The commonest of these is the first hydrogel material used for contact lens wear, poly (2-hydroxyethyl methacrylate) or polyHEMA (HEMA). PolyHEMA is cheap to produce, highly flexible, stable to changes in pH and temperature and has proved to be a very successful contact lens material. The main disadvantage of polyHEMA is that water has limited ability to dissolve and transport oxygen, with