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Symptoms include abdominal pain, diarrhea, bloody stool, or blood in the urine. [5] Those who have been infected for a long time may experience liver damage, kidney failure, infertility, or bladder cancer. [5] In children, schistosomiasis may cause poor growth and learning difficulties. [5]
The infection of B. pertussis occurs mostly in children under the age of one since this is when they are unimmunized, or children with faded immunity, normally around the ages 11 through 18. The signs and symptoms are similar to a common cold: runny nose, sneezing, mild cough, and low-grade fever. [30]
Whooping cough (/ ˈ h uː p ɪ ŋ / or / ˈ w uː p ɪ ŋ /), also known as pertussis or the 100-day cough, is a highly contagious, vaccine-preventable bacterial disease. [1] [10] Initial symptoms are usually similar to those of the common cold with a runny nose, fever, and mild cough, but these are followed by two or three months of severe coughing fits. [1]
Symptoms of intestinal fluke infections can range from mild to severe symptoms depending on the length of time that the parasite spends in the body. Signs and symptoms that arise in infected organisms include headache , indigestion problems such as diarrhoea , high temperature, and pain in the abdomen which can also lead to malnutrition as the ...
The following outline is provided as an overview of and topical guide to concepts related to infectious diseases in humans.. Infection – transmission, entry/invasion after evading/overcoming defense, establishment, and replication of disease-causing microscopic organisms (pathogens) inside a host organism, and the reaction of host tissues to them and to the toxins they produce.
CMV is really common—more than half of adults have been infected with it by age 40, according to the Centers for Disease Control and Prevention (CDC). Most people with CMV show no symptoms, but ...
In older kids and adults, initial mycoplasma infections usually resemble chest colds and may include sore throats, fevers, headaches or worsening coughing that lasts for weeks to months, according ...
Chain of infection; the chain of events that lead to infection. There is a general chain of events that applies to infections, sometimes called the chain of infection [14] or transmission chain. The chain of events involves several steps – which include the infectious agent, reservoir, entering a susceptible host, exit and transmission to new ...