Dextrocardia situs inversus is further divided. The incidence of congenital heart disease is 95% in situs inversus with levocardia. In people with dextrocardia and situs inversus this calcification occurs on the left side. This is more likely to cause medical problems than situs inversus totalis. Questions of title affecting immovables are determined under the "lex situs". The rules for determining "situs" vary between jurisdictions and can depend on the context. The normal arrangement of internal organs is known as situs solitus. In general, the legal "situs" of the property is where the instrument is located. Mia has a condition called Situs Inversus. For proper diagnosis of situs ambiguus, cardiac and non-cardiac features must be evaluated. In the 1930s, analysis situs became algebraic topology. Prognosis for patients with situs ambiguus is quite varied, considering the spectrum of clinical complications. There are a variety of clinical manifestations of situs ambiguus. This meaning derives from the Latin word "situs", a place. In rarer cases such as situs ambiguus or heterotaxy, situs cannot be determined.