MS-DOS resulted from a request in 1981 by IBM for an operating system to use in its IBM PC range of personal computers. Microsoft quickly bought the rights to 86-DOS from Seattle Computer Products, and began work on modifying it to meet IBM's specification.
Complications from whooping cough can include weight loss, loss of bladder control, fainting, rib fractures from severe coughing, and pneumonia. A small percentage of adolescents and adults with whooping cough need to be hospitalized for their illness. In one study, 61% of adults with whooping cough missed work.
During this second paroxysmal stage, there are extremely intense episodes of coughing, often called paroxysms of coughing. Symptoms include: In adults and teenagers, whooping cough paroxysmal symptoms are less severe than in babies and young kids-they are usually similar to the symptoms found in bronchitis.In very rare cases, whooping cough can cause sudden unexpected death in babies.hooping cough symptoms usually appear between six to twenty days after the Bordetella pertussis bacterium has infected the patient, in other words, pertussis has 6-to-20 day incubation period. The illness starts off with mild symptoms, which then get much worse before improving.