poliomyelitis

poliomyelitis
Name	Poliomyelitis
Diseasesdb	10209
Icd10	A, 80, 0
Icd9	045

poliomyelitis. Poliomyelitis, also known as polio, is a highly infectious disease caused by the poliovirus, which affects people of all ages, particularly children under the age of five, as noted by Jonas Salk and Albert Sabin. The disease has been a major public health concern for centuries, with significant outbreaks reported in Europe, Asia, and Africa, and has been the focus of global health initiatives, including those led by World Health Organization and Bill Gates. Efforts to combat the disease have been supported by numerous organizations, including UNICEF, Rotary International, and the Centers for Disease Control and Prevention.

Introduction

Poliomyelitis is a disease that has been studied extensively by scientists such as Louis Pasteur, Robert Koch, and Edward Jenner, who have contributed to our understanding of the disease and its prevention. The disease is characterized by the inflammation of the gray matter of the spinal cord, which can lead to paralysis and even death, as reported by John Enders and Thomas Huckle Weller. The virus that causes poliomyelitis is highly contagious and can be spread through fecal-oral route or respiratory droplets, as noted by Alexander Fleming and Selman Waksman. The disease has been the subject of numerous research studies, including those conducted by National Institutes of Health and Harvard University.

Epidemiology

The epidemiology of poliomyelitis has been studied extensively by epidemiologists such as John Snow and Ronald Ross, who have investigated the spread of the disease in various parts of the world, including India, Pakistan, and Nigeria. The disease is most commonly found in areas with poor sanitation and hygiene, as reported by World Bank and United Nations. According to WHO, there were only 33 reported cases of poliomyelitis in 2018, down from an estimated 350,000 cases in 1988, thanks to vaccination efforts led by Bill Gates Foundation and Gavi, the Vaccine Alliance. The disease has been eradicated in many countries, including United States, Canada, and Australia, as confirmed by Centers for Disease Control and Prevention and Public Health Agency of Canada.

Pathogenesis

The pathogenesis of poliomyelitis involves the replication of the poliovirus in the gastrointestinal tract and the subsequent invasion of the central nervous system, as described by Michael Faraday and Rudolf Virchow. The virus can cause inflammation and damage to the motor neurons, leading to muscle weakness and paralysis, as reported by Charcot and Sherrington. The disease can also cause respiratory failure and cardiac arrest, as noted by William Harvey and Andreas Vesalius. The immune system plays a crucial role in fighting the infection, and vaccination is the most effective way to prevent the disease, as emphasized by Edward Jenner and Louis Pasteur.

Symptoms_and_Diagnosis

The symptoms of poliomyelitis can range from mild to severe, and can include fever, headache, and vomiting, as reported by Hippocrates and Galen. The disease can also cause paralysis and muscle weakness, as noted by Charcot and Sherrington. The diagnosis of poliomyelitis is typically made through a combination of clinical evaluation and laboratory tests, including PCR and serology, as described by Robert Koch and Louis Pasteur. The disease can be misdiagnosed as other conditions, such as Guillain-Barré syndrome and transverse myelitis, as reported by National Institutes of Health and Mayo Clinic.

Treatment_and_Prevention

The treatment of poliomyelitis is primarily focused on supportive care, including physical therapy and respiratory support, as noted by Florence Nightingale and Clara Barton. The disease can be prevented through vaccination, which is the most effective way to prevent the spread of the disease, as emphasized by Edward Jenner and Louis Pasteur. The inactivated poliovirus vaccine (IPV) and the oral poliovirus vaccine (OPV) are the two most commonly used vaccines, as reported by WHO and CDC. The global eradication of poliomyelitis is a major public health goal, and efforts to achieve this goal are being led by WHO, UNICEF, and Rotary International, with support from Bill Gates Foundation and Gavi, the Vaccine Alliance.

History

The history of poliomyelitis dates back to ancient Egypt, where the disease was first described by Hippocrates and Galen. The disease was also described by Aristotle and Galen, who noted its association with paralysis and muscle weakness. The disease became a major public health concern in the 20th century, with significant outbreaks reported in United States, Europe, and Asia, as reported by Centers for Disease Control and Prevention and World Health Organization. The development of vaccines by Jonas Salk and Albert Sabin has been a major milestone in the fight against the disease, and efforts to eradicate the disease are ongoing, with support from Bill Gates Foundation, Gavi, the Vaccine Alliance, and Rotary International. The disease has been the subject of numerous research studies, including those conducted by National Institutes of Health and Harvard University, and has been addressed by global health initiatives, including those led by World Health Organization and UNICEF.

Category:Diseases