The viral diseases occur due to an infection of virus. They are generally divided into two sections severe, uncomplicated and mild. Generally flu-like symptoms, cold, pain in the joints are the well-known viral symptoms.
The names of viral disease are many and it has affected numerous people around the world. The viruses are actually small microbes that can be seen only under a microscope. These viruses can spread and replicate in numbers as they enter in human body. These categories of viruses can infect small organisms, plants and animals. Viruses were first discovered in the year 1898. Since then, several kinds of viruses have been discovered. It has been observed that viruses can be found in every part of the ecosystem as per the environmental conditions and weather their categories are different. A viral disease happens when a virus enters a human body. It can happen if some one eat contaminated food, drink contaminated water or come in a contact with a contaminated person. The viral diseases can be divided into two different sections mild and severe. The cough and cold, viral flu like influenza generally happens to every one. Recently, the bird flu and H1N1 infection has been affected numerous people around the world as outbreaks. The diseases like chicken pox, shingles and HIV/AIDs are some of the severe viral infection. the viral infections can be severe if they are sexually transmitted. Some of the other severe viral diseases are HPV, Hepatitis A, B and C, mumps etc.
The person who suffers with a viral infection will suffer with fever, headaches, pain in the muscles, body aches, fatigue and infection in the upper respiratory tract. In a case of viral flu the person will suffer with malaise, chills, loss of appetite and shivering. Flu symptoms will also include nausea, vomiting and even diarrhea. A case of severe diarrhea, the illness medically termed as 'stomach flu'. The other viral symptoms can also be breathing problems. In a case of a viral infection occurred due to STD, a person will also suffer with many other kinds of health disasters.
In a test process, the medical experts go for blood tests like a CBC or a complete blood test. In this process, the doctors will see the count of White and Red blood cells. The other tests are cultural tests, where a doctor will take a sample of the infected body area to check the spread of the microorganisms. The samples are generally taken from the throat, blood and sputum from the lungs. It also includes lumbar puncture, which is also known as spinal tap. The medical experts take a little amount of cerebrospinal fluid or CSF for the test. The CSF that is taken for sample shows the existence of white blood cells and other categories of microorganisms. These kinds of tests are viral meningitis, viral pneumonia. The doctors also go for X-rays, MRI test and Computer Tomography or CT scan to verify the viral symptoms.
The viral diseases are treated through the doses of antibiotics or antiviral medications. Some of the antiviral drugs are Adefovir, Ganciclovir and Delaviridine. The Tamiflu was recently introduced as a medication for H1N1 infection. Some of the antiviral medications have severe side affects like rashes on the skin, headaches, diarrhea, malaise, chest pain and irregular heartbeats etc. The medications can also lead skin rashes.
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