Nephrosis nephritic complications. In other words, nephrosis and nephritis can be pathophysiologically contradistinguished, but that does not mean that they cannot occur simultaneously. Types of nephrosis include amyloid nephrosis and osmotic nephrosis. Nephrosis Nephrosis is any of various forms of kidney disease (nephropathy). In an old and broad sense of the term, it is any nephropathy, but in current usage the term is usually restricted to a narrower sense of nephropathy without inflammation or neoplasia, in which sense it is distinguished from nephritis, which involves inflammation. It is also defined as any purely degenerative disease of the renal tubules. Nephrosis is
Pellucid marginal degeneration a distortion in vision. Deterioration can become severe over time. Pellucid marginal degeneration Pellucid marginal degeneration (PMD), is a degenerative corneal condition, often confused with keratoconus. It is typically characterized by a clear, bilateral thinning (ectasia) in the inferior and peripheral region of the cornea, although some cases affect only one eye. The cause of the disease remains unclear. The term "pellucid marginal degeneration" was first coined in 1957 by the ophthalmologist Schalaeppi. The word "pellucid" means clear, indicating that the corneas retain clarity in pellucid marginal degeneration. Pain is not typically present in pellucid marginal degeneration, and aside from