âConsider one of the misnomers for the product, âblacktop.ââ âSchizophrenia is a misnomer but, for historical reasons, the name has remained.â âSince neurogenic genes do not exhibit proneural activity, the name âTuftedâ is somewhat of a misnomer.â âI always thought that was a just a cute nameâ¦ or a misnomer, like Pennsylvania Dutch.â
In East African sleeping sickness, CNS signs appear early, presenting in weeks to a month with the two stages merging, whereas West African sleeping sickness has a more gradual onset with CNS symptoms taking months to a year.
A minority of people, about 20%, have some symptoms of altitude sickness if they ascend to about 2500m (8000 feet) above sea level and sleep there. (This is the level of cabin pressurisation of most commercial aircraft apart from the Airbus A380 and Boeing 787).