Secondary hypertension is more common in preadolescent children, with most cases caused by renal disease. Primary or essential hypertension is more common in adolescents and has multiple risk factors, including obesity and a family history of hypertension.
Midge (family Chironomidae), also called chironomid, nonbiting midge, or gnat, any of a group of tiny two-winged flies (order Diptera) that superficially resemble mosquitoes. Although they resemble mosquitoes, midges are harmless, with small mouthparts that are not elongated into a piercing structure for blood feeding. They do not have scales on wings or body, and the pattern of wing veins differs from that of mosquitoes. The male antennae are feathery.
In terms of physical characteristics, the term dwarf refers to very short individuals with disproportionate body. A dwarf could have a normal sized head but with very short arms and small hands. In contrast, a midget is an individual with very short stature but has proportional body.warf vs Midget. Dwarf and midget are sometimes used synonymously. That is because these two terms refer to people that are vertically challenged. However, the terms dwarf and midget are not similar.