JKO Varicella and Herpes Zoster (shingles) Course
Choose the true statement about varicella vaccine.
Previously unvaccinated people 13 years of age and older need only one dose of varicella vaccine.
Choose the true statement about varicella vaccine.
It is recommended that varicella be administered subcutaneously.
Which person should have varicella vaccination delayed?
A 40 year old who received a blood transfusion 10 days ago.
Which person should not receive zoster vaccine today?
48-year-old woman who will be undergoing chemotherapy in two weeks
A healthy, 35-year-old woman was exposed to VZV 16 days ago. Today, she notices maculopapular lesions at her hairline. She is not pregnant. What action is recommended?
Refer her to a healthcare provider to discuss administration of acyclovir.
A susceptible person is infected with VZV. Typically, during which days after exposure could this person be considered infectious?
From day 12 until the day the lesions are crusted
Choose the true statement about varicella vaccine.
Varicella vaccine is a live attenuated vaccine
T/F A healthy adult, born in 1968, who works as a kindergarten teacher lacks written documentation of varicella vaccination, but reports that he had a typical case of chickenpox as a child. This person should be given two doses of Varicella vaccine separated by 4 to 8 weeks.
True
Y/N You have three persons to vaccinate. Click on Yes if varicella vaccine should be administered today, on No if varicella vaccine should not be administered today, or on It Depends if it would depend on the situation. Assume in all cases that the person is susceptible to varicella. An 8-year-old boy with a documented allergy to gelatin.
No
Y/N You have three persons to vaccinate. Click on Yes if varicella vaccine should be administered today, on No if varicella vaccine should not be administered today, or on It Depends if it would depend on the situation. Assume in all cases that the person is susceptible to varicella. A 34-year-old nurse who is trying to become pregnant.
It Depends
Y/N You have three persons to vaccinate. Click on Yes if varicella vaccine should be administered today, on No if varicella vaccine should not be administered today, or on It Depends if it would depend on the situation. Assume in all cases that the person is susceptible to varicella. A 26-year-old daycare worker with leukemia for which she completed her first round of chemotherapy 4 months ago.
It depends
Y/N You have three persons to vaccinate. Click on Yes if varicella vaccine should be administered today, on No if varicella vaccine should not be administered today, or on It Depends if it would depend on the situation. Assume in all cases that the person is susceptible to varicella. A healthy 6-month-old baby who attends daycare.
No
Which person has a valid contraindication to receiving varicella vaccine today?
An HIV-infected 2 year old with a very low CD4+ T-lymphocyte count
Which person listed should be considered immune to VZV?
A woman born in 1969 who has medical records documenting a case of varicella in 1971, with no documentation of serologic testing or varicella vaccination
An 18-year-old Armed Forces recruit needs varicella vaccination and a PPD. What is a correct way to administer these injections?
Administer the PPD and varicella vaccine simultaneously
A healthy, 40-year-old man who is susceptible to varicella was exposed to VZV 3 days ago. What action is recommended to prevent or reduce the severity of varicella illness if this man is infected with VZV?
Administer a dose of varicella vaccine today, followed by a second dose in 4 to 8 weeks
Choose the true statement about varicella vaccine.
Adults account for approximately 35% of varicella-associated mortality
Varivax is given to adults in two doses, separated by 4 to 8 weeks. What is the recommended amount of vaccine in each dose of Varivax?
0.5mL
Which statement accurately represents information contained in the varicella VIS?
Mild problems after vaccination include soreness or swelling where the shot was given, fever, and mild rash.
A healthy, 18-year-old pregnant woman was exposed to VZV yesterday. She does not know whether she has ever had varicella or varicella vaccine. What action is recommended?
Refer her to a healthcare provider for serologic testing to determine if she has antibodies against VZV.
Varicella Zoster
Herpes virus that causes varicella (chicken pox) Acute
The virus lies dormant in the nerve root ganglia causing Herpes Zoster (shingles)
Communication of Herpes Zoster
A very contagious virus is communicable for 1-2 days before the onset through 4-5 days after characteristic rash
Respiratory transmission or Contact with lesions
Clinical features of Varicella
Generalized rash, consisting of more than a thousand pruritic vesicles
Highest concentration is on the trunk
Lesions appear on the face, scalp, extremities, and mucous membranes
Contain a clear fluid and often rupture. or drain before they dry and develop a crust
Complications of Varicella
Secondary infections with group A Strep. spp. or Staph spp.
Secondary infections are serious leading to clinic visits, hospitalizations, and death
Cerebral ataxia, Encephalitis, pneumonia
Varicella vaccines on the market
Live attenuated virus
Variax
Zostavax (Mayb)
Shingrix (MayB)
Varicella abbreviation
VAR
Target groups for varicella zoster
All Children older than age 12 months of age
Susceptible adolescent and adults
People who do not need to be vaccinated for varicella zoster
Lab evidence of immunity and confirmation of disease
Birth in US before 1980, except women and those that are immunocompromised
Vacerella zoster recommenations
First dose at 12-15 months of age
Second dose at. 4-6. months of age
All. 13 and younger should receive second dose at least 3 months after the first.
All susceptible 13 and older adolescence and adults should receive 2 doses at least 4 weeks apart
Women should be vaccinated at least. one month before conception
Vacerella Zoster Contraindications
People who are immune suppressed should be referred to an allergist
Do not give vaccine to anyone that has had a blood transfusion recently
Can still develop Shingles after vaccination
Herpes Zoster
Reactivation of chicken pox causes nerve pain and a rash on one side of the body
Postherpetic neuralgia (PHN)
PHN
Pain lasting 90 days after injury
Development of more neurological conditions
Shingles/Zoster vaccine abréviation
HZV
Shingles/Zoster vaccine on the market
Zostavax (Live)
Target group for Zoster/Shingles
All adults 60 years or older
Doses of Zoster vaccine
1
HPV vaccine abbreviation
9vHPV (inactivated)
HPV target groups for vaccination
Children, Adolescence, and adults 9-26, ideally at 11 or 12
HPV doses given for children <15
2 doses given 6 to 12 months apart
HPV doses given for children older that 15
3 doses given where the second dose is given 1-2 months from the first. The third given 6 months after the first
Measles
Contagious virus that is communicable 4 days before and 4 days after the rash appears
-Cough, runny nose, conjunctivitis, koplik spots, maculopapolar rash
Young children and young adults are at higher risk of disease
Paromoxyvirus family
Mumps
Spread by respiratory route but not as contagious as measles
Communicable 3-4 days of onset symptoms
Some people may experience symtoms while some may experience nonspecific symptoms
Most common symtom of mumps is parotitis- inflammation of parotid glands
Member of paromoxyvirus
Rubella
The rubella virus is transported via respiratory route and is communicable 7 days before and 5-7 days after rash appears
Mild and causes few complications
Maculopapular rash appears 2 weeks after exposure
Congenital rubella syndrome (CRS)
If a pregnant women is infected with rubella, fetal harm can occur
Measles, Mumps, Rubella vaccine abbreviation
MMR
MMR vaccine type
Live attenuated
Target groups for MMR
All individuals 12 months and older
Timing of administration for MMR
First dose at 12 to 15 months and second dose at 4 to 6 years
For catch up, 2 doses 4 weeks apart
Pneumococcal vaccine abbreviations
PCV13 and PPSV23
Pneumococcal vaccine type
Inactivated
Timing of PCV13 for children
Children should receive a dose at months:
2, 4, 6, 12 to 15
Pneumococcal vaccine for high risk children
PPSV23 should be given at least 8 weeks after last dose of PCV13 to children 2 and older
Spacing of PPSV23
At least 5 years apart
Pneumococcal vaccine in adults 65 or older
Should receive PCV13 first and wait a year for the next shot of PPSV23
Give 8 weeks apart if immunocompromised
PCV13 only given once in this series
PPSV23 can be given up to 3 times
Meningitis vaccine abbreviations
MenACWY and MenB
Meningitis vaccine type
Inactivated`
Timing of MenACWY
Should be given at age 11-12 and a booster at 16 to 18 years. Must wait at least 8 weeks between doses
For high risk conditions, one dose followed by revaccination every 5 years
Timing of MeB Bexsero vaccinations
MenB given at age 16 to 18 based on clinical discretion
Give second dose at least one month later
Timing of MenB Trumenba vaccinations
Given as 2 doses: Second dose given after 6 months
Given as 3 doses: Second dose given at 1-2 months, Third dose given at 6 months
Hepatitis A vaccine abbreviation
HepA
HepA vaccine type
Inactivated
Timing of administration for HepA
2 doses: The first dose should be given at 1 month of age, and a booster should be given 6-12 months later
Hepatitis B vaccination
HepB
HepB vaccination type
Inactivated
HepB timing of administration for children
3 doses: Given at birth, 1-2 months, 6-18 months
HepB timing for older patients
3 doses: Given at 1 month and 6 months apart
Rotovirus vaccinations
RV1 (Rotarix) and RV5 (RotaTeq)
RV vaccination type
Live
Rotavirus schedule
3 doses total: One dose at 2 months, 4 months, 6 months
or
2 doses: One dose at 2 months of age and 4 months of age
Haemophilus type B abbreviaton
Hib
Dosing schedule for Hib
4 doses (ActHIB, MenHibrix, Hiberix, Pentacel): 2 months of age, 4 months, 6 months, and booster at 12-15 months
3 doses (PedvaxHIB): 2 months of age, 4 months of age, 12-15 months of age
Hib vaccine type
Innactivated
Polio vaccine abbreviation
IPV
Polio vaccine type
Inactivated
Poliovirus vaccination schedule
4 doses: 2 months, 4 months, 6-18 months, 4-6 years