Chlamydia – Symptoms and Treatment

Definition of Chlamydia Illness resulting from infection with the bacterium Chlamydia trachomatis. Chlamydia is one of the most common sexually transmitted diseases (STDS) in the United States, infecting an estimated three million people each year. However, fewer than a third seek treatment because their symptoms are mild or they do not have symptoms and do not know they […]

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Gonorrhea in Women/Men – Symptoms and Treatment

Definition of Gonorrhea A sexually transmitted disease (STD) resulting from infection with the bacterium Neisseria gonorrhoeae. N. gonorrhoeae infects 350,000 Americans each year, though public health officials believe another 350,000 people have gonorrhea that goes undiagnosed because they do not know they are infected. Gonorrhea is highly contagious and passes among sexual partners through vaginal intercourse, anal […]

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Lyme Disease – Symptoms, Treatment and Prevention

Lyme disease Definition Lyme disease – an illness that results from infection with the bacterium Borrelia burgdorferi in North America and other Borrelia species in Europe. The bite of the Ixodes scapularis tick, common in wooded areas throughout the northern United States, spreads the infection. B. burgdorferi infection primarily causes flulike symptoms though may also affect the central […]

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Pneumococcal Pneumonia – Symptoms and Treatment

Pneumococcal Pneumonia Definition Pneumococcal pneumonia – An illness resulting from infection with the bacterium Streptococcus pneumoniae, which is normally present in the mucous membranes of the nose and sinuses. Researchers do not know what processes occur in the body that allow S. pneumoniae to shift from normal flora to causing infection in its native environment. Pneumococcal pneumonia is a […]

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Strep Throat – Symptoms and Treatment

Strep Throat and Definition An infection of the pharynx (throat), also called streptococcal pharyngitis, with various strains of group A beta-hemolytic streptococcal bacteria. Strep throat is highly contagious through contact with saliva and requires treatment with antibiotic medications to prevent potentially serious complications such as rheumatic heart disease. Symptoms and Diagnostic Path The symptoms of strep throat come on suddenly, usually within five days […]

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Tuberculosis (Disease) – Symptoms and Treatment

Tuberculosis Definition An illness resulting from infection with the microbe Mycobacterium tuberculosis. Though tuberculosis most commonly infects the lungs, the disease may involve other organs as well, notably the kidneys. Health experts estimate more than 2 billion people worldwide have active (symptoms are present) or latent (symptoms are not present) tuberculosis. An important characteristic of […]

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Anthrax Disease – Definition, Symptoms, Treatment

Anthrax Definition An illness resulting from infection with the bacterium Bacillus anthracis. Anthrax is a naturally occurring infection among wild and domestic livestock (such as cows, sheep, goats, and antelope). Anthrax is rare in people in the United States, though more common in people who live, work, or travel to countries where anthrax is more common in livestock. […]

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Antibiotic Medications – Definition, List, How Work, Side Effects

Antibiotic Medications Definition Drugs that kill bacteria and certain other microorganisms. Antibiotic medications are the mainstay of treatment for bacterial infection. Broad-spectrum antibiotics are capable of killing numerous types of bacteria; narrowspectrum antibiotics kill specific types or strains of bacteria. There are seven primary classifications of antibiotic medications-aminoglycosides, cephalosporins, macrolides, quinolones (fluorquinolones), penicillins, sulfonamides, and tetracyclines-that contain over 100 […]

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