It can also make the eye very itchy and this can make the condition worse if the sufferer repeatedly scratches it due to this symptom. • Signs and Symptoms. Conjunctivitis commonly produces hyperemia of the conjunctiva, sometimes accompanied by discharge, tearing and, with corneal involvement, pain and photophobia. It generally doesn’t affect vision 1. Blurred vision 2.
There is a possibility of a crackling under the skin when compressed slightly, and an inability to contract the muscle in the affected area. Pathogenicity. The Clostridial bacteria most commonly infect a pre-existing wound either from injury or surgery. Because it is an anaerobic bacterium it will thrive in an environment with devitalized tissue. Once the infection has occurred the bacteria produce a toxic gas that kills muscle, providing an even more anaerobic area, which explains such rapid spread in the body.
[16] In more rare cases, redness and flaking may occur on the skin near the eyelashes, on the forehead or around the sides of the nose. Other body areas where these symptoms occur are the chest and upper back. The symptoms of seborrheic dermatitis can appear basically on any part of the body where there is certain amount of hair and therefore follicles which might become inflamed. A sign that the condition has become more severe is the formation of thick, oily and yellow scales which might appear on the forehead, around the sides of the nose or on the skin near the eyelashes. In more severe cases, yellowish to reddish scaly pimples appear along the hairline, behind the ears, in the ear canal, on the eyebrows, on the bridge of the nose, around the nose, on the chest, and on the upper back.
If an infection is the reason for the pain, there would be nausea, fever, vomiting, cramping and constipation. Diverticula is common in people after 40 years of age. When you have inflamed diverticula, the condition is known as diverticulosis. You may never even know that you have these pockets because they rarely cause any problems as severe as diverticulitis. Diverticulitis usually gets worse throughout the first day.
Depending on its cause, pleurisy may be accompanied by other symptoms, such as, shortness of breath, fever and chills, rapid shallow breathing, unexplained weight loss, sore throat followed by pain and swelling in the joints, diarrhea, erectile dysfunction, and vomiting blood. The inflammation of the pleura sometimes causes fluid to build up in the pleural cavity. This is known as pleural effusion. You may have less pain after this happens, because the fluid prevents the two layers of the pleura from rubbing together. If there is a large amount of fluid, it may prevent the lung from expanding when you breathe in.
Unit 9 Shigella Shigella infection (shigellosis) is an intestinal disease caused by a family of bacteria known as shigella. The main sign of shigella infection is diarrhea, which often is bloody. Shigella can be passed through direct contact with the bacteria in the stool. For example, this can happen in a child care setting when staff members don't wash their hands well enough after changing diapers or helping toddlers with toilet training. Shigella bacteria also can be passed in contaminated food or by drinking or swimming in contaminated water.
Both of these diseases affect people badly by causing; internal bleeding in the abdomen which can be fatal, as well as headaches, stomach cramps and constipation followed by severe diarrhoea. These diseases can be treated by simply drinking fluids and CLEAN water. Finally, lice are widespread in these
Giardia can be found within every region of the United States and around the world. In developed countries, it has infected 2% of the adults and 6 to 8% of children. In developing (or under develop) countries, it has infected nearly 33% of the peoples population. In the United States, Giardia infection is the most common intestinal parasitic disease affecting humans. It is basically a very bad stomach bug that will have you in the bathroom for long periods of time.
What causes it? • Chicken pox is caused by a very contagious infection caused by the varicella-zoster virus. • It is an airbourne virus, which means it is easily and rapidly spread through sneezing and coughing. Droplets of water expelled from the nose and mouth of the infected person are inhaled by those around them • The infection may also be caused by direct contact with the secretions from the blisters. • The varicella virus has an incubation period of between 10 and 21 days.
Symptoms of hand, foot, and mouth disease include fever, blister-like sores in the mouth, and skin rashes. Signs and Symptoms The disease usually starts with a fever, poor appetite, stomach sickness, and a sore throat. After the first few days after the fever begins, mouth sores may begin to develop. They are small red spots that are often blisters or ulcers in the mouth. Also, a skin rash develops over one to two days.