It is a spherical virus that is 50 to 70 nm in diameter and contains a singlestranded, positivesense rna genome. Ppt rubella and the bubonic plague a comparison powerpoint. The rubella virus is a singlestranded, positivesense rna virus. O virus ataca mais durante a primaveranos paises com climas temperados. Shetty, in principles and practice of pediatric infectious diseases fifth edition, 2018. Wyomingimmunization conference m 21 22, 2018 copyright. Caused by rubivirus, a togavirus ssrna with a loose envelope german measles endemic disease most cases reported are adolescents and young adults transmitted through contact with respiratory secretions. Rubella virus was formerly included in the family togaviridae in its own genus rubivirus, but is now classified in its own family matonaviridae. The togaviridae family is organized into two genera, alphavirus and rubivirus. In the publish as pdf or xps dialog box, choose a location to save the file to. When you save presentation as a pdf file it freezes the formatting and layout. The incubation period is 12 to 23 days, with the period of infectivity extending from a few days before until 7 days following onset of the rash. The opening, called the ductus arteriosus, is a normal part of a baby.
We use your linkedin profile and activity data to personalize ads and to show you more relevant ads. Rubella infection at various trimesters ist trimester infections lead to abnormalities in 85 % of cases. Lecture powerpoint to accompany foundations in microbiology. The outer membrane is a lipid bilayer containing specialized glycoproteins e1 and e2 believed to be responsible for attachment to host cells. Rubella and congenital rubella syndromeinfection protocol. Alphavirus a sindbis b semliki forest c venezuelan equine encephalitis d eastern equine encephalitis e western equine encephalitis f chikungunya 2. It is a mild disease and often goes unnoticed in children and adults, but can cause devastating problems if it infects the fetus, especially if infection occurs during the first few weeks of pregnancy.
The virus causes a disease also commonly referred to as the german measles. Rubella is characterized by a mild, maculopapular rash. Rubivirus contains nonarthropodborne viruses, including the causative agent of german measles. To fully understand the effects pathology and pathophysiology, clinical signs, and treatment of canine parvovirus 2 cpv2, veterinary technicians need to understand the normal anatomy and physiology of the body systems.
Nearly one half of individuals infected with this virus are asymptomatic. Horses also may be severely or fatally infected, by equine encephalitis. Rubella is a viral illness caused by a togavirus of the genus rubivirus and may be prevented through vaccination. History rubella the teratogenic property of the infection was documented by an australian ophthalmologist norman mcalister gregg, in 1941 the virus was isolated in 1962 an attenuated vaccine was developed in 1967 3. As shown in tables 541 and 542, alphaviruses and flaviviruses can cause various syndromes, ranging from. Rubella virus ruv is the pathogenic agent of the disease rubella, and is the main cause of congenital rubella syndrome when infection occurs during the first weeks of pregnancy. It affects children and adolescents worldwide and can also affect young adults. Patent ductus arteriosus pda symptoms and causes mayo. No file size restrictions, no ad watermarks just a free online tool for creating pdfs from your ppt slides. Rubella virus was first isolated in 1962 by parkman and weller. Rubella virus is classified as a togavirus, genus rubivirus. The family togaviridae is presently composed of four genera, alphavirus, rubivirus, pestivirus, and arterivirus, of which rubella virus rv is the only member of the rubivirus genus westaway et. Many businesses and students that have to present something will almost always do their presentation using microsoft powerpoint.
Kostenloser pptzupdfconverter online ppt zu pdf konvertieren. This was the first published recognition of congenital rubella syndrome crs. Persontoperson contact or droplets shed from the respiratory secretions of infected people. In togavirus is carried by mosquitoes, and rubivirus, which contains rubella, or german measles, virus. Proproggrreessssiioonn oof f hhiiv dv diisseeaassee l initial infection mononucleosislike symptoms that soon disappear l asymptomatic phase 215 years ave. The capsid is not icosahedric and bound to the membrane.
The sole member of the rubivirus genus is the rubella virus, which is the causative agent for the common childhood disease, rubella. Rubella virus is the only member of the rubivirus group. Rubivirus definition of rubivirus by medical dictionary. Q00q07 congenital malformations of the nervous system q10q18 congenital malformations of eye, ear, face and neck q20q28 congenital malformations of the circulatory system q30q34 congenital malformations of the respiratory system q35q37 cleft lip and cleft palate q38q45 other congenital malformations of the digestive system. People may shed virus from 7 days before the onset of the rash to approximately 57 days after rash onset. Caused by rubivirus, a togavirus ssrna with a loose envelope german measles endemic disease most cases reported are adolescents and young adults. Rubella virus is the only member of the rubrivirus genus of the togavirus family. Ppt to pdf convert powerpoint to pdf online for free. Miscellaneous viruses free download as powerpoint presentation. No known arterivirusescause disease in humans, so this genus is not discussed further. Canine parvovirus is a significant viral pathogen that can affect dogs of any age but more commonly affects puppies.
Ppt enfermedades inmunoprevenibles powerpoint presentation. Rubella, also known as german measles or threeday measles, is an infection caused by the. Disease description rubella is a viral illness caused by a togavirus of the genus rubivirus and is characterized by a mild, maculopapular rash. Ruv is the only member of the rubivirus genus within the togavirus family. Rubella virus 1 kingdom of saudi arabia king saud university college of science. Click create pdf xps document, then click create pdf xps. Wandeln sie ppt oder pptxdateien schnell in ein pdfdokument um. Powerpoint in pdf umwandeln kostenloses online tool. People can view the slides even if they dont have powerpoint, but they cant make changes to it. Rubella virus is the only member of the genus rubivirus and belongs to the family of matonaviridae, whose members commonly have a genome of singlestranded rna of. Alphaviruses togaviridae and flaviviruses flaviviridae.
This chapter focuses on togaviridae family whose two member genera are alphavirus and rubivirus. Pinkbook rubella epidemiology of vaccine preventable. At least 27 alphaviruses and 68 flaviviruses have been recognized, approximately onethird of which are medically important human pathogens. Enfermedades inmunoprevenibles enfermedades prevenibles por vacunas. Rubella is a contagious childhood infection caused by a virus. Save powerpoint presentations as pdf files office support. Virus da rubeola a rubeola e transmitida por um virus, pertecente ao genero rubivirus familia togaviridae. Rubella german measles is a common mild disease characterized by a rash. Convert and create pdf from various types of files like word doc, excel xls, powerpoint ppt. Members of the togaviridaeare responsible for two very different kinds of human disease. Rubella virus ruv is the pathogenic agent of the disease rubella, and is the main cause of. Feb 09, 2017 the name rubella is derived from a latin term meaning little red. Gib deine fertiggestellte powerpointprasentation in einem flexibleren dateiformat aus.
Rubella epidemic the largest rubella epidemic in the united states occurred in 19641965, and resulted in the birth of an estimated 30,000 infants with congenital rubella syndrome. Rubella is a relatively mild illness caused by rubivirus that is accompanied by a maculopapular rash. Jan 25, 2018 patent ductus arterious, shown in the heart on the right, is an abnormal opening between the aorta and the pulmonary artery. Some alphavirus species produce severe encephalitis in humans. Rubella is generally a benign communicable exanthematous disease.
The togaviridae togaviruses can be classified into thefollowing major genera. Rubivirus is immunologically distinct from the other togaviruses. Once was a major cause of illness and death among children 1940s rates sharply declined due to widespread vaccination only 5 u. Alphaviruses are mainly arthropod borne viruses and responsible for such diseases in humans as encephalitis, and arthritis. Kingdom of saudi arabia king saud university college of science. Sarampion aspectos epidemiol gicos rub ola aspectos epidemiol gicos rub ola cong nita. Standardization of the nomenclature for genetic characteristics of wildtype rubella viruses pdf. As many as 85% of pregnant women with clinical rubella delivered babies with congenital rubella. Patent ductus arteriosus pda is a persistent opening between the two major blood vessels leading from the heart.
Mochten sie ihre ppt zu einer pdfdatei konvertieren. Rubivirus medical definition merriamwebster medical. Rubella centers for disease control and prevention. The rubella rash occurs in 50%80% of rubellainfected persons and is sometimes. The rubella virus is the only member of the genus rubivirus within the togaviradae family. It is caused by rubella virus, which is a member of the rubivirus genus of the family togaviridae.
Learn why it can be serious during pregnancy, and how to avoid catching it. The alphavirus virions are assembled into icosahedral particles of approximately 70 nm in diameter and the particle core 40 nm consists of 240 copies of the capsid protein c or cp arranged in a t4 symmetry surrounding the genomic rna. Genero rubivirus esferico 5080 nm pm 4 x 10 6 sensible al calor sensibilidad al ph 6 tiene 2 glicoproteinas. There is only one serotype of the virus that can survive and replicate stably. Powerpoint to pdf convert your ppt to pdf for free online zamzar. If so, share your ppt presentation slides online with. A free powerpoint ppt presentation displayed as a flash slide show on id. Rubella chapter 4 2020 yellow book travelers health cdc. Please try to find a suitable image on wikimedia commons or upload one there yourself. Virus pathogen database and analysis resource vipr. The togavirus genera are alphavirus, which is carried by mosquitoes, and rubivirus, which contains rubella, or german measles, virus. Rubella is an important communicable infection if effectively immunized the much feared complications associated with congenital infection can be prevented. This entry needs a photograph or drawing for illustration. Pdf converter is a online webbased document to pdf converter software.
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