In short, a legal multi-level marketing (MLM) firm must have a legitimate product, and derive real profits from that product. If a firm derives most revenue from recruits â using the new recruit money to pay older employees, for example â thatâs a pyramid scheme. Common sense goes a long way here.
The terms hip dysplasia, fibrous dysplasia, renal dysplasia refer to an abnormal development, at macroscopic or microscopical level. Myelodysplastic syndromes, or dysplasia of blood-forming cells, show increased numbers of immature cells in the bone marrow, and a decrease in mature, functional cells in the blood.yelodysplastic syndromes, or dysplasia of blood-forming cells, show increased numbers of immature cells in the bone marrow, and a decrease in mature, functional cells in the blood.
Fibrous dysplasia is a condition that can affect any bone in the body. A rare bone disease, the disorder is not hereditary and has no known cause. Either a single bone or multiple bones may be affected. Symptoms include pain, brittleness, uneven bone growth and deformity in affected bones.rittle Bone Disease. Osteogenesis imperfecta, also known as brittle bone disease, is a genetic bone disorder. The disease has eight different types, with varying symptoms. In Type 1, the most common form, the body produces insufficient quantities of collagen, a protein that helps make bones strong.