Pertussis toxin of an outbreak in Paris in 1414. This was published in Moulton’s The Mirror of Health, in 1640. Another epidemic of pertussis took place in Paris in 1578 and was described by a contemporary observer, Guillaume de Baillou. Pertussis was well known throughout Europe by the middle of the 18th century. Jules Bordet and Octave Gengou described in 1900 the finding of a new “ovoid bacillus” in the sputum of a 6-month-old infant with whooping cough. They were also the first to cultivate "Bordetella pertussis" at the Pasteur Institute in Brussels in 1906. One difference between the different species of
Degos disease Degos disease Degos disease, also known as Köhlmeier-Degos disease or malignant atrophic papulosis (MAP), is an extremely rare condition caused by blockage of arteries and veins. Individuals with this condition will develop papules. Those diagnosed with this disease may also develop complications due to impairment of internal organs. The exact underlying mechanism is still unknown, and an effective treatment is still being developed. There are fewer than 50 living patients presently known worldwide, and fewer than 200 reported in medical literature. However, it is important to note that many individuals may go undiagnosed due to rarity of the disease. Most