Search results
Results from the WOW.Com Content Network
Local tetanus is an uncommon form of the disease, in which people have persistent contraction of muscles in the same anatomic area as the injury. The contractions may persist for many weeks before gradually subsiding. Local tetanus is generally milder; only about 1% of cases are fatal, but it may precede the onset of generalized tetanus. [1]
In neonatal tetanus, symptoms usually appear from 4 to 14 days after birth, averaging about 7 days. The fatality rate for infants has been estimated as 70% to 100%; death usually occurs by the age of 2 weeks. [3] On the basis of clinical findings, four different forms of tetanus have been described. [4]
[6] [1] Tetanospasmin ("tetanus toxin") is a potent toxin with an estimated lethal dose less than 2.5 nanograms per kilogram of body weight, and is responsible for the symptoms of tetanus. [6] [1] Tetanospasmin spreads via the lymphatic system and bloodstream throughout the body, where it is taken up into various parts of the nervous system. [6]
“Alzheimer’s disease has a long pre-symptomatic period; Alzheimer’s-related changes take place in the brain 10, 15, even 20 years before the onset of memory and thinking symptoms.
A new study finds that in about one in 10 cases of multiple sclerosis, the body makes a distinct set of antibodies years before symptoms emerge. (Getty Images) (Md Babul Hosen via Getty Images)
Symptoms usually develop 7–10 days after being exposed, but sometimes they do not appear for as long as 6 weeks after infection. The disease begins with cold-like symptoms and after a week or two, severe coughing begins that can continue for 10 weeks or more. Infants may develop "apnea" rather than a cough.
How long it’ll take to recover from COVID-19 is always going to be “patient dependent,” says Dr. Christopher ... COVID-19 symptoms appear within two to 14 days after the beginning of ...
Get AOL Mail for FREE! Manage your email like never before with travel, photo & document views. Personalize your inbox with themes & tabs. You've Got Mail!