The American Misconceptions About the HPV Vaccine Cahill 1
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Smallpox ( Variola )
Division of Disease Control What Do I Need to Know? Smallpox ( Variola ) What is Smallpox? Smallpox is a serious contagious disease that can be fatal. It is caused by the variola virus, a member of the Poxviridae family. The World Health Organization declared smallpox eliminated from the world in 1980. Who is at risk for Smallpox? Because smallpox has been eliminated, no one will be exposed to a naturally occurring case of smallpox. Smallpox is considered one of the viruses that maybe used in an attack by bioterrorists. Anyone who has not received smallpox vaccine is at risk if exposed to the virus. Also, people who received the vaccine may be at risk if exposed to smallpox because the protection declines five to ten years after one dose and possibly longer after two or more doses. The United States stopped routine childhood vaccination against smallpox in 1972. The last case of smallpox in the United States was in 1949 and the last naturally occurring case occurred in 1977 in Somalia. What are the symptoms of Smallpox? The first stage of the illness lasts two to five days with symptoms that include a high fever of 102˚F – 104˚F, a general feeling of discomfort, severe headache, backache, abdominal pain, and weakness. Most people will be severely ill and bedridden during this stage. By the third or fourth day of this stage, the fever usually drops. Following this stage, soars appear in the mouth and throat, but they may not be noticed by the infected person. The rash begins less than 24 hours after the sores in the mouth and throat appear. -
Vaccinia Belongs to a Family of Viruses That Is Closely Related to the Smallpox Virus
VACCINIA INFECTION What is it? Vaccinia belongs to a family of viruses that is closely related to the smallpox virus. Because of the similarities between the smallpox and vaccinia viruses, the vaccinia virus is used in the smallpox vaccine. When this virus is used as a vaccine, it allows our immune systems to develop immunity against smallpox. The smallpox vaccine does not actually contain smallpox virus and cannot cause smallpox. Vaccination usually prevents smallpox infection for at least ten years. The vaccinia vaccine against smallpox was used to successfully eradicate smallpox from the human population. More recently, this virus has also become of interest due to concerns about smallpox being used as an agent of bioterrorism. How is the virus spread? Vaccinia can be spread by touching the vaccination site before it has fully healed or by touching clothing or bandages that have been contaminated with the live virus during vaccination. In this manner, vaccinia can spread to other parts of the body and to other individuals. It cannot be spread through the air. What are the symptoms of vaccinia? Vaccinia virus symptoms are similar to smallpox, but milder. Vaccinia may cause rash, fever, headache and body aches. In certain individuals, such as those with weak immune systems, the symptoms can be more severe. What are the potential side effects of the vaccinia vaccine for smallpox? Normal reactions are mild and go away without any treatment.These include: Soreness and redness in the arm where the vaccine was given Slightly swollen, sore glands in the armpits Low grade fever One in approximately three people will feel badly enough to miss school, work or recreational activities Trouble sleeping Serious reactions are not very common but can occur in about 1,000 in every 1 million people who are vaccinated for the first time. -
Vaccines and Autism: What You Should Know | Vaccine Education
Q A Vaccines and Autism: What you should know Volume& 1 Summer 2008 Some parents of children with autism are concerned that vaccines are the cause. Their concerns center on three areas: the combination measles-mumps-rubella (MMR) vaccine; thimerosal, a mercury-containing preservative previously contained in several vaccines; and the notion that babies receive too many vaccines too soon. Q. What are the symptoms of autism? Q. Does the MMR vaccine cause autism? A. Symptoms of autism, which typically appear during the A. No. In 1998, a British researcher named Andrew Wakefi eld fi rst few years of life, include diffi culties with behavior, social raised the notion that the MMR vaccine might cause autism. skills and communication. Specifi cally, children with autism In the medical journal The Lancet, he reported the stories of may have diffi culty interacting socially with parents, siblings eight children who developed autism and intestinal problems and other people; have diffi culty with transitions and need soon after receiving the MMR vaccine. To determine whether routine; engage in repetitive behaviors such as hand fl apping Wakefi eld’s suspicion was correct, researchers performed or rocking; display a preoccupation with activities or toys; a series of studies comparing hundreds of thousands of and suffer a heightened sensitivity to noise and sounds. children who had received the MMR vaccine with hundreds Autism spectrum disorders vary in the type and severity of of thousands who had never received the vaccine. They found the symptoms they cause, so two children with autism may that the risk of autism was the same in both groups. -
The Munich Outbreak of Cutaneous Cowpox Infection: Transmission by Infected Pet Rats
Acta Derm Venereol 2012; 92: 126–131 INVESTIGATIVE REPORT The Munich Outbreak of Cutaneous Cowpox Infection: Transmission by Infected Pet Rats Sandra VOGEL1, Miklós SÁRDY1, Katharina GLOS2, Hans Christian KOrting1, Thomas RUZICKA1 and Andreas WOLLENBERG1 1Department of Dermatology and Allergology, Ludwig Maximilian University, Munich, and 2Department of Dermatology, Haas and Link Animal Clinic, Germering, Germany Cowpox virus infection of humans is an uncommon, another type of orthopoxvirus, from infected pet prairie potentially fatal, skin disease. It is largely confined to dogs have recently been described in the USA, making Europe, but is not found in Eire, or in the USA, Austral the medical community aware of the risk of transmission asia, or the Middle or Far East. Patients having contact of pox viruses from pets (3). with infected cows, cats, or small rodents sporadically Seven of 8 exposed patients living in the Munich contract the disease from these animals. We report here area contracted cowpox virus infection from an unusual clinical aspects of 8 patients from the Munich area who source: rats infected with cowpox virus bought from had purchased infected pet rats from a local supplier. Pet local pet shops and reputedly from the same supplier rats are a novel potential source of local outbreaks. The caused a clinically distinctive pattern of infection, which morphologically distinctive skin lesions are mostly res was mostly restricted to the patients’ neck and trunk. tricted to the patients’ necks, reflecting the infected ani We report here dermatologically relevant aspects of mals’ contact pattern. Individual lesions vaguely resem our patients in order to alert the medical community to ble orf or Milker’s nodule, but show marked surrounding the possible risk of a zoonotic orthopoxvirus outbreak erythema, firm induration and local adenopathy. -
Smallpox Overview
SMALLPOX FACT SHEET Smallpox Overview The Disease Smallpox is a serious, contagious, and sometimes fatal infectious disease. There is no specific treatment for smallpox disease, and the only prevention is vaccination. The name smallpox is derived from the Latin word for “spotted” and refers to the raised bumps that appear on the face and body of an infected person. There are two clinical forms of smallpox. Variola major is the severe and most common form of smallpox, with a more extensive rash and higher fever. There are four types of variola major smallpox: ordinary (the most frequent type, accounting for 90% or more of cases); modified (mild and occurring in previously vaccinated persons); flat; and hemorrhagic (both rare and very severe). Historically, variola major has an overall fatality rate of about 30%; however, flat and hemorrhagic smallpox usually are fatal. Variola minor is a less common presentation of smallpox, and a much less severe disease, with death rates historically of 1% or less. Smallpox outbreaks have occurred from time to time for thousands of years, but the disease is now eradicated after a successful worldwide vaccination program. The last case of smallpox in the United States was in 1949. The last naturally occurring case in the world was in Somalia in 1977. After the disease was eliminated from the world, routine vaccination against smallpox among the general public was stopped because it was no longer necessary for prevention. Where Smallpox Comes From Smallpox is caused by the variola virus that emerged in human populations thousands of years ago. Except for laboratory stockpiles, the variola virus has been eliminated. -
A Guide to Vaccinations for Parents
A GUIDE TO VACCINATIONS FOR PARENTS What are vaccines? When should my child be vaccinated? Why does my child need the HPV vaccine? HISTORY OF VACCINATIONS Smallpox is a serious infectious disease that causes fever and a distinctive, progressive 600 1796 skin rash. years ago Edward Jenner developed Variolation, intentionally a vaccine against smallpox. Cases of paralysis from polio in the U.S. exposing an individual to Almost 200 years later, in 1980, in the early 1950s: smallpox material, traces back the World Health Organization more than to 16th-century China. This declared that smallpox process resulted in a milder had been eradicated, 15,000 form of the disease. or wiped out. In the year 2017: Childhood vaccines can prevent 14 potentially serious 0 diseases or conditions throughout your child’s lifetime. 1955 1940s 1885 Jonas Salk’s polio vaccine The routine immunization Louis Pasteur developed a was proven safe and effective. schedule included vaccines vaccine against rabies. The Polio has now been eliminated against four potentially serious rabies vaccine series, which in the U.S., and organizations diseases (smallpox, diphtheria, can be given to people who are currently working tetanus, and pertussis). may have been exposed to to eradicate polio Now the schedule includes the virus, has made rabies worldwide. vaccines to prevent a total infection very rare in the of 14 conditions. United States. In the U.S., vaccines go through three phases of clinical trials to make sure they are safe and effective before they are licensed. 2006 Today The HPV vaccine was Vaccine research licensed in the U.S. -
Vaccinia Virus
APPENDIX 2 Vaccinia Virus • Accidental infection following transfer from the vac- cination site to another site (autoinoculation) or to Disease Agent: another person following intimate contact Likelihood of Secondary Transmission: • Vaccinia virus • Significant following direct contact Disease Agent Characteristics: At-Risk Populations: • Family: Poxviridae; Subfamily: Chordopoxvirinae; • Individuals receiving smallpox (vaccinia) vaccination Genus: Orthopoxvirus • Individuals who come in direct contact with vacci- • Virion morphology and size: Enveloped, biconcave nated persons core with two lateral bodies, brick-shaped to pleo- • Those at risk for more severe complications of infec- morphic virions, ~360 ¥ 270 ¥ 250 nm in size tion include the following: • Nucleic acid: Nonsegmented, linear, covalently ᭺ Immune-compromised persons including preg- closed, double-stranded DNA, 18.9-20.0 kb in length nant women • Physicochemical properties: Virus is inactivated at ᭺ Patients with atopy, especially those with eczema 60°C for 8 minutes, but antigen can withstand 100°C; ᭺ Patients with extensive exfoliative skin disease lyophilized virus maintains potency for 18 months at 4-6°C; virus may be stable when dried onto inanimate Vector and Reservoir Involved: surfaces; susceptible to 1% sodium hypochlorite, • No natural host 2% glutaraldehyde, and formaldehyde; disinfection of hands and environmental contamination with soap Blood Phase: and water are effective • Vaccinia DNA was detected by PCR in the blood in 6.5% of 77 military members from 1 to 3 weeks after Disease Name: smallpox (vaccinia) vaccination that resulted in a major skin reaction. • Progressive vaccinia (vaccinia necrosum or vaccinia • In the absence of complications after immunization, gangrenosum) recently published PCR and culture data suggest that • Generalized vaccinia viremia with current vaccines must be rare 3 weeks • Eczema vaccinatum after vaccination. -
Specimen Type, Collection Methods, and Diagnostic Assays Available For
Specimen type, collection methods, and diagnostic assays available for the detection of poxviruses from human specimens by the Poxvirus and Rabies Branch, Centers for Disease Control and Prevention1. Specimen Orthopoxvirus Parapoxvirus Yatapoxvirus Molluscipoxvirus Specimen type collection method PCR6 Culture EM8 IHC9,10 Serology11 PCR12 EM8 IHC9,10 PCR13 EM8 PCR EM8 Lesion material Fresh or frozen Swab 5 Lesion material [dry or in media ] [vesicle / pustule Formalin fixed skin, scab / crust, etc.] Paraffin block Fixed slide(s) Container Lesion fluid Swab [vesicle / pustule [dry or in media5] fluid, etc.] Touch prep slide Blood EDTA2 EDTA tube 7 Spun or aliquoted Serum before shipment Spun or aliquoted Plasma before shipment CSF3,4 Sterile 1. The detection of poxviruses by electron microscopy (EM) and immunohistochemical staining (IHC) is performed by the Infectious Disease Pathology Branch of the CDC. 2. EDTA — Ethylenediaminetetraacetic acid. 3. CSF — Cerebrospinal fluid. 4. In order to accurately interpret test results generated from CSF specimens, paired serum must also be submitted. 5. If media is used to store and transport specimens a minimal amount should be used to ensure as little dilution of DNA as possible. 6. Orthopoxvirus generic real-time polymerase chain reaction (PCR) assays will amplify DNA from numerous species of virus within the Orthopoxvirus genus. Species-specific real-time PCR assays are available for selective detection of DNA from variola virus, vaccinia virus, monkeypox virus, and cowpox virus. 7. Blood is not ideal for the detection of orthopoxviruses by PCR as the period of viremia has often passed before sampling occurs. 8. EM can reveal the presence of a poxvirus in clinical specimens or from virus culture, but this technique cannot differentiate between virus species within the same genus. -
BOVINE PAPULAR STOMATITIS DISSERTATION Presented In
BOVINE PAPULAR STOMATITIS DISSERTATION Presented in Partial Fulfillment of the Requirements for the Degree Doctor of Philosophy in the Graduate School of The Ohio State University By RICHARD ALLEN GRIESEMER, D.V.M. The Ohio State University 1959 Approved by Adviser Department of Veterinary Pathology ACKNOWLEDGMENT The author gratefully acknowledges the encouragement and counsel of Dr. C. R. Cole, Chairman, Department or Veterinary Pathology, The Ohio State University. ii TABLE OF CONTESTS Chapter Page INTRODUCTION AND OBJECTIVES ................ 1 REVIEW OF LITERATURE...................... 2 MATERIALS AND METHODS . , .............. 7 Preparation of Tissue Cultures .......... 7 Experimental Calves ...................... 13 Laboratory Animals ..... ............ 15 Handling of Materials Containing Viruses. 17 THE NATURALLY OCCURRING DISEASE............ 19 Experiment 1 ............................ 19 Experiment 2 ............................ 25 PRELIMINARY TRANSMISSION EXPERIMENTS .... 1*9 Experiment 3 ........... 1*9 Experiment I * ................... 1*9 Experiment 5 - .......................... 70 Experiment 6 ............................ 73 Experiment 7 ........................... 8l DIRECT REPRODUCTION OF THE DISEASE ........ 85 . Experiment 8 ................. 85 REPRODUCTION OF THE DISEASE WITH VIRUS PASSAGED THROUGH TISSUE CULTURES ........ 113 Experiment 9 .............................. 113 PATHOGENICITY OF THE VIRUS FOR LABORATORY ANIMALS AND TISSUE CULTURES................ 123 Experiment 1 0 ........................... 12k Experiment -
Smallpox.Pdf
Variola DISTRICT OF COLUMBIA DEPARTMENT OF HEALTH Division of Epidemiology, Disease Surveillance and Investigation 899 N. Capitol Street, NE, Suite 580 Washington, D.C. 20002 202-442-9371 Fax 202-442-8060 * www.dchealth.dc.gov What is Smallpox? • On rare occasions, the virus has spread through the air Smallpox is a serious, contagious, and sometimes fatal viral infectious in enclosed places such as buildings, buses, and disease. There are two clinical forms of smallpox. Variola major is the trains. severe and most common form of smallpox with a more extensive rash Smallpox is not known to be spread by insects or animals. and higher fever. Variola minor is a less common presentation of The smallpox virus is not strong and is killed by sunlight smallpox and a much less severe disease. and heat. Who gets Smallpox? How soon do symptoms appear? Smallpox is no longer seen as a disease anywhere in the world. This The symptoms can appear between seven and seventeen days, disease has been eradicated because of successful worldwide the average time is twelve to fourteen days, after coming in vaccination. The last case of smallpox in the United States was in contact with the virus that causes smallpox. During this time, 1949. The last naturally occurring case in the world was in 1977. After the infected person feels fine and is not contagious. the disease was eliminated from the world, routine vaccination against smallpox among the general public was stopped because it was no Is a person with Smallpox contagious? longer necessary for prevention. Yes, a person with smallpox is contagious. -
Parapoxviruses in Domestic Livestock in New Zealand
PARAPOXVIRUSES IN DOMESTIC LIVESTOCK IN NEW ZEALAND Introduction only cattle less than two years old are affected and in There are four types of common parapoxvirus causing this age group the morbidity can reach 100 percent. infections in domestic livestock. They include bovine Lesions are characterised by multiple circular papules papular stomatitis virus (BPSV), orf virus (contagious or erosions up to 15 mm in diameter on the mouth, pustular dermatitis or CPD) and pseudocowpox virus, muzzle, nasolabium, teats, and rarely on the oesophagus which is very closely related and possibly identical and rumen. Lesions expand and may coalesce, becoming to BPSV (Munz and Dumbell, 2004). In addition, slightly depressed with a greyish-brown necrotic centre. parapoxvirus of red deer is considered to be a separate Lesions are not generally seen on the tongue. Diagnosis Parapoxvirus species (Robinson and Mercer 1995; is based on clinical signs, histology, electron microscopy Scagliarini et al., 2011). All parapox viruses are potentially and molecular tests. Serology is of limited value. zoonotic, causing nodular skin lesions usually on the fingers, hands or arms. Parapoxvirus infections are CASE EXAMPLE OF BPS IN CATTLE common in sheep, goats and cattle in New Zealand Eight of 48 calves (17 percent) were affected with a variety (Horner et al., 1987). Reports of disease in deer since 1985 of oral lesions. On further examination, their general suggest it is now relatively common in this species too demeanour was normal, with no drooling, lip smacking, (Horner et al., 1987; Smith et al., 1988; Hilson, 1997). or lameness present, but the affected calves were mildly pyrexic (rectal temperature > 40oC). -
COVID-19 Vaccinations with an Update from 12/16/2020
COVID-19 Vaccinations with an Update from 12/16/2020 Michael A. Kaufmann, MD, FACEP, FAEMS State EMS Medical Director Indiana Department of Homeland Security Hot Off The Press • 12/11/2020 • Vaccine advisers to the US Food and Drug Administration voted Thursday to recommend the agency grant emergency use authorization to Pfizer and BioNTech's coronavirus vaccine. • Seventeen members of the Vaccines and Related Biological Products Advisory Committee voted yes, four voted no and one abstained. • "The question is never when you know everything. It's when you know enough and I think we know enough now to say that this appears to be our way out of this awful, awful mess," Dr. Paul Offit, director of the Vaccine Education Center at Children's Hospital of Philadelphia and a member of the committee, told CNN's Wolf Blitzer after the vote. • "That's why I voted yes." FDA Concerns • Several committee members expressed concern about reports of allergic reactions in two people who were vaccinated in Britain, which authorized Pfizer's vaccine ahead of the US. • FDA staff said that, as with any vaccines, paperwork would accompany the Pfizer vaccine to warn against administering it to anyone with a history of severe allergic reactions to vaccines or allergies to any of the ingredients of the vaccine. • The FDA will now decide whether to accept the recommendation, but has signaled that it will issue the EUA for the vaccine. • ACIP has a meeting scheduled for Friday, and expects to vote during a meeting scheduled for Sunday. • Operation Warp Speed officials say they will start shipping the vaccine within 24 hours of FDA authorization.