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Peds - Immunizations and Infectious disease
Nova Orlando
157
Health Care
Graduate
04/19/2011

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Cards

Term
what type of immune reaction do inactivated vaccines cause?
Definition
mostly humoral
Term
interference can occur between two live vaccines given less than ____ days apart.
Definition
28 days
Term
live vaccines
Definition
viral: MMR, rubella, varicella/zoster, yellow fever, rotavirus, intranasal influenza, rotavirus, vaccinia.
Bacterial: BCG, oral typhoid
Term
what type of immune response occurs wiht live attenuated vaccines?
Definition
immune response similar to natural infection.
Term
vaccines given ____ days before the minimum age can be counted but may not be counted by schools etc.
Definition
4 days
Term
contraindications to live vaccines
Definition
allergy, encephalopathy, pregnancy, immunosuppression
Term
contraindications to inactivated vaccines
Definition
allergy, encephalopathy
Term
invalid contraindications to vaccination
Definition
mild illness, antimicrobial therapy, disease exposure or convalescence, pregnant/immunocompromised pt in the household, breastfeeding, preterm birth, allergy to products not present in vaccine, FHx of AE, TB skin testing, multiple vaccines
Term
can a pt with isolated B-Cell deficiency be given the varicella vaccine?
Definition
yes
Term
True/False: Mild illness such as otitis media or an upper respiratory infection is a contraindication to vaccination
Definition
False!
Term
involve almost any mucous membrane, conjuntivitis, pharyngeal membrane, "bullneck", severe myocarditis, unvaccinated travelers.
Definition
Diptheria
Term
insidious onset of exudative pharyngitis, exudate spreads within 2-3 days and may form adherent membrane, membrane may cause respiratory obstruction, fever usually not high but pt appears toxic
Definition
pharyngeal and tonsillar diphtheria
Term
common complications of Diptheria
Definition
myocarditis and neuritis
Term
diphtheria antitoxin
Definition
used only for treatment of diptheria, neutralizes only unbound toxin.
Term
anaerobic gram positive, spore forming bacteria
Definition
clostridium tetani, causes tetanus
Term
estimated human lethal dose of tetanospasmin
Definition
2.5 ng/kg
Term
toxin binds to the central nervous system and causes unopposed muscle contraction and spasm
Definition
tetanus
Term
descending symptoms of trismus (lockjaw), difficulty swallowing, muscle rigidity, spasms
Definition
tetanus
Term
clean minor wound, less than 3 doses of Td what do you do?
Definition
give Td
no TIG
Term
clean minor wound, >3 previoud Td doses, what do you do?
Definition
no Td (unless > 10 yrs since last)
no TIG
Term
dirty wound, less than 3 previous Td doses, what do you do?
Definition
give Td
give TIG
Term
dirty wound, > 3 previous Td doses, what do you do?
Definition
no Td (unless > 5 yrs since last)
no TIG
Term
highly contagious respiratory infection caused by bordetella pertussis
Definition
pertussis
Term
pertussis clinical featuers (stages)
Definition
catarrhal = 1-2 wks paroxysmal cough = 1-6 wks convalescence = weeks - months
Term
when do you give DTaP vs. Tdap
Definition
DTaP = children 6 wks - 7 yrs
Tdap = 10-64 yrs (adacel = 11-64)
Term
what vaccines are included in pentacel?
Definition
DTaP, IPV, Hib
Term
what vaccines are in Pediarix?
Definition
DTaP, Hep B, IPV
Term
what vaccines are in Kinrix?
Definition
DTaP, IPV
Term
Pertussis vaccine must never be ______.
Definition
frozen
Term
schedule for MMR
Definition
12-15m and 4-6 yo
Term
T/F: MMR given before 12 months is invalid and should be repeated
Definition
true!
Term
T/F: MMR is contraindicated with an egg allergy
Definition
false!
Term
what should you do if the pt needs and MMR and PPD?
Definition
1. Give MMR and PPD on same day.
2. Do PPD today, give MMR when PPD is read.
3. Delay PPD x 4-6 wks if MMR given first.
Term
acute, contagious viral disease consisting of painful enlargement of the salivary glands, most commonly the parotids, up to 1/3 of postpubertal males develop orchitis
Definition
Mumps
Term
causative agent for Mumps
Definition
RNA virus in genus paramyxovirus
Term
when is mumps most infectious?
Definition
1 day before parotid gland swelling until 3 days after swelling subsides.
Term
diagnostic serology for mumps
Definition
IgM antibody
Term
Tx for mumps
Definition
supportive fluids, analgesics, antipyretics, adjust diet to ability to chew.
orchitis = scrotal support and bedrest
Term
MMR vaccine schedule
Definition
12-15 months, 4-6 yo
Term
MC complications of mumps
Definition
male infertility
meningoencephalitis
Term
T/F: Children less than 24 months may not develop protective antibody after invasive disease, so immunize.
Definition
true!
Term
Hib generally not recommended after what age?
Definition
59 months
Term
who is the pneumococcal polysaccharide vaccine recommended for?
Definition
adults > 64 yo
HIV, immunocompromised audlts
high risk children > 2 yo
Term
pneumococcal vaccine schedule
Definition
2m, 4m, 6m, 12-15m
Term
causative agent for pneumococcal disease
Definition
streptococcus pneumoniae
Term
3 major conditions caused by invasive pneumococcal disease
Definition
pneumonia, bacteremia, meningitis
Term
abrupt onset fever, shaking chills or rigors, chest pain, cough, SOB, rapid breathing and heart rate, weakness.
Definition
pneumococcal pneumonia
Term
presence of HbsAg indicates what?
Definition
active infection
Term
presence of anti-HbsAg indicates
Definition
immunity from disease or vaccine.
Term
complications of Hep B
Definition
fulminent hepatitis, hospitalization, cirrhosis, hepatocellular carcinoma, death
Term
sxs = nausea, lack of appetite, tiredness, muscle/joint/stomach pain, fever, diarrhea/vomiting, headache, dark urine, light-colored stools, yellowing of the skin and whites of the eyes (jaundice)
Definition
Hepatitis B
Term
perterm infant Hep B doses
Definition
if Mom is HbsAg+: birth dose and HBIG (within 12 hrs of birth)
if < 2000g and Mom is HbsAg- delay dose until 1 month
Term
minimum interval for Hep B
Definition
1 and 2 = 4 weeks
2 and 3 = 8 weeks
1 and 3 = 16 weeks
Term
minimum interval HPV
Definition

1 and 2 = 4wks

2 and 3 = 12wks

1 and 3 = 24 wks

Term
management of Hep B non-responders
Definition
complete a second series of 3 doses. Should be given on the usual schedule 0, 1m, 6m. Retest 1-2m after completing the second series.
Term
increased risk of what with concominant Hep C and Hep A
Definition
death
Term
Hep A vaccine schedule
Definition
administer to children 12-23 months 2 doses at a 6 month interval
Term
who is Hep A recommended for?
Definition
international travelers, men having sex with men, persons who use illegal drugs, persons with occupational risk, persons with chronic liver disease
Term
enteroviruses
Definition
polio, coxsackie A & B, echoviruses
Term
leading cause of childhood exanthem in the summer and fall
Definition
enteroviruses
Term
entry into mouth, replication in pharynx/GI tract/local lymphatics, hematologic spread to lymphatics and CNS, viral spread along nerve fibers, destruction of motor neurons
Definition
poliomyelitis
Term
polio is not routinely recommended for who?
Definition
US resident age 18yo +
Term
causative agent of hand, foot, and mouth disease
Definition
coxsackie A & B
Term
most common locations of lesions in hand, foot, and mouth disease
Definition
dorsal surfaces, palms and soles.
hands > feet
Term
treatment of hand, foot, and mouth disease
Definition
symptomatic therapy
Term
oropharyngeal lesions, major site = anterior tonsillar pillars
Definition
herpangina
Term
when do varicella epidemics occur?
Definition
winter and spring
Term
how long is varicella contagious?
Definition
24-48 hrs before rash until vesicles have crusted (3-7d after rash onset)
Term
dew drop on a rose petal, different stages of evolution of vesicular lesion in same area
Definition
varicella
Term
tx for varicella
Definition
acyclovir for viral suppression, oral for most 20 mg/kg. IV for immunocompromised within 72 hrs of initial sxs.
Reduction of pruritis = calamine lotion, oatmeal bath, atarax.
Prevention of superinfection = bacitracin to denuded lesions until scab forms.
Term
complications of varicella
Definition
pneumonia, secondary bacterial infection, encephalitis and acute cerebellar ataxia, Reye's syndrome, progressive varicella
Term
varicella vaccine schedule
Definition
12-15m, 4-6y
may be administered simultaneously with MMR
Term
who is postexposure varicella prophylaxis recommended for? what is given?
Definition
VZIG is recommended for immunocompromised patients.
Term
when is zostavax recommended?
Definition
60yo+
Term
yearly epidemics in winter lasting 4-5 months (peak Jan, Feb, March)
Definition
RSV
Term
#1 infection causing bronchiolitis
Definition
RSV
Term
tx for RSV
Definition
humidified oxygen, fluids, trial of a bronchodilator. Coritcosteroids are not indicated unless it's an older child with asthma.
Term
when are antibiotics indicated with RSV?
Definition
older infants with interstitial pneumonia, when consolidation is found, or in a critically ill child.
Term
when is Ribivirin indicated for RSV, how is it administered?
Definition
very sick or high risk infant. delievered by small partical aerosol along with required concentration of oxygen for 20-24hrs/day x 3-5 days
Term
prevention of RSV
Definition
hospital precautions, passive immunoprophylaxis to protect high risk children from serious complications of the disease.
Term
when is passive immunoprophylaxis for RSV not given?
Definition
children with cyanotic congential heart disease
Term
occurs during winter. sxs = vomiting, diarrhea, fever. dx = stool study immunoassay
Definition
Rotavirus
Term
tx of rotavirus
Definition
manage sxs and maintain hydration.
Term
RV vaccine schedule
Definition
2m, 4m, 6m
dose 1 as early as 6 wks
dose 3 no later than 8m of age
don't start series in child > 15w
Term
fever, upset stomach, vomiting, followed by diarrhea (3-7d). Child may lose interest in eating and drinking and become very dehydrated
Definition
rotavirus
Term
HPV vaccine schedule
Definition

0m, 2m, 6m (timeframe not ages)

girls and boys age 9-26yo

Term
visible genital warts or pre-cancerous changes on the cervix, vulva, anus, or penis
Definition
HPV
Term
what is the age range for meningococcal vaccine?
Definition
2-55 yo
Term
meningococcal vaccine rules
Definition
1 dose to children 2-10 with risk factors: asplenia, persistent complement deficiency, endemic to region, outbreak.
All 11-18yo (1 dose)
revaccinate all high risk children through 18yo
Term
fever, malaise, muscle aches, general discomfort, nausea, vomiting
Definition
influenza
Term
tx for influenza
Definition
acetaminophen, no abx or ASA
Term
contraindications to the flu vaccine
Definition
anaphylaxis for the vaccine, allergy to eggs or it's other components.
LAIV = pregnancy, asthma, RAD, or chronic d/o of CV/Pulmonary systems.
Term
influenza vaccine schedule
Definition
yearly from 6m-18yo.
LAIV for healthy people age 2-49.
first time vacinees from age 6m-8yo get 2 doses separated by 4 wks.
Term
recommended vaccines for teens and college students living in dorms
Definition
Tdap, MCV4, HPV, Hep B, IPV, MMR, Varicella, Influenza, PPV, Hep A
Term
discreten nonspecific blanching, maculopapular lesions, morbilliform, rash is generalized. conjunctivitis, rhinitis, pharyngitis, preauricular LAD. Peak = late winter thru early summer.
Definition
adenovirus
Term
low grade fever, mild malaise, LAD, HA, sore throat, coryza, discrete pinkish-red fine maculopapular rash beigns on face and spreads cephalocaudally, becomes generalized in 24 hrs, then fades and clears completely in 72 hrs
Definition
Rubella (German Measles)
Term
small reddish spots on the soft palate, seen on day 1 of the rash
Definition
Forchhemer spots = Rubella
Term
highly contagious (4days before and after rash), fever, malaise, dry cough, coryza, conjunctivitis. Exanthem seen on day 3-4 as sxs and fever peak. Blotchy, erythematous, blanching, maculopapular eruption, starts at hairline and spreads cephalocaudally over 3 days, ultimately involves palms and soles.
Definition
rubeola (Measles)
Term
complications of rubeola (measles)
Definition
OM, PNA, Acute encephalitis
Term
tiny bluish white dots surrounded by red halos. Halos increase in number and then fade over 2-3 days.
Definition
Koplik spots = rubeola (measles)
Term
labs for rubeola (measles)
Definition
WBC may decrease, multinucleated giant cells on mucosal scrapings.
serum IgM ab level > 2d after start of rash.
Term
tx of rubeola (measles)
Definition
supportive, vaccination prevents disease if given to contacts within 72 hours, immune globulin will prevent or modify measles if given within 6 days
Term
affects children 6-36 months, abrupt rise in temp, anorexia, irritability, rash = erythematous, maculopapular exanthem after fever subsides, discrete rose pink macules that begin on the rtunk and spread rapidly to the extremities, neck, face, and scalp, may last several hours to 1-2 days before resolution.
Definition
roseola infantum (exanthem subitum)
Term
causative agent of roseola
Definition
HHV6
Term
causative agent of erythema infectiosum
Definition
Parvovirus B19
Term
exanthem begins on face with large, bright red erythematous patches appearing over both cheeks, warm, non-tender macular with circumscribed borders. facial lesions fade, then a slightly raised erythematous, lacy rash appears on the extensor surfaces of the extremities, then the flexor surfaces, buttocks, and trunk. Resolves in 3-7 days.
Definition
erythema infectiousum (Fifth Disease)
Term
what is unusual with Fifth disease
Definition
fever and constitutional symptoms
Term
what can Fifth Disease cause in pts with sickle cell disease?
Definition
aplastic crisis because the disease replicates in RBC precursors within the bone marrow.
Term
causative agent of infective mononucleosis
Definition
Epstein Barr Virus
Term
fever, fatigue, pharyngitis, LAD, splenomegaly, atypical lymphocytosis, positive heterophile antibody response. Prodrome = 3-5 days, fatigue, malaise, anorexia, fever HA, sweats, chills
Definition
infectious mononucleosis
Term
diagnostic tests for mono
Definition
lymphocytosis, elevated liver enzymes, EBV antibody titers, PCR tests
Heterophil antibodies (monospot test)
Term
tx of mononucleosis
Definition
supportive, avoid contact sports
Term
diagnostic test for Herpes Simplex
Definition
Tzanck smear
Term
occurs sporadicaly 1-6yo, mild prodrome, crops appear abruptly. Lesions = discrete, firm, lichenoid papules with flat tops 1-10mm in diameter, flesh colored, pink, red, dusky, coppery, or purpuric. Distributed symmetrically over the extremities (includes palms and soles), buttocks, and face. Spares the trunk and scalp.
Definition
Gianotti-Crosti Syndrome
Term
what is contraindicated in the tx of Gianotti-Crosti syndrome?
Definition
steroid creams
Term
causative agent of lime disease
Definition
borrelia burgdorferi
Term
exanthem = erythema migrans
Definition
lyme disease
Term
nuero/CV manifestations of lyme disease
Definition
aseptic meningitis, unilateral/bilateral facial nerve palsy, carditis
Term
labs for lyme disease
Definition
IgM immunoassay, CSF/Serum analysis if neruo S&S, western immunoblot assay
Term
tx for lyme disease
Definition
children older than 8 = doxy
amoxicillin/cefuroxime for adults, younger children, and pregnant/breast feeding women
Term
causative agent of RMSF
Definition
rickettsia rickettsi
Term
rash begins distally on teh wrists, ankles, palms, and soles. Erythematous, blanching, fine, macular or maculopapular eruption, spreads centripetally and becomes petechial. Conjunctival erythema and photophobia present with rash.
Definition
RMSF
Term
tx of RMSF
Definition
doxycycline (vibramycin) BID until 3 days after the rash subsides.
Term
most common sites of folliculitis
Definition
scalp, face, extensor surfaces of the extremities
Term
predisposing factors for folliculitis
Definition
dry, atopic skin, keratosis pilaris
Term
causative agents of impetigo
Definition
strep, staph, or both
Term
causative agent for impetigo lesions that begin as a papule, then become a thin walled vesicle with erythematous halo
Definition
Group A strep
Term
causative agent for impetigo lesions that form small, thin-walled pustules or larger flaccid bullae
Definition
staph
Term
causative agent for impetigo lesions that are tiny pustules
Definition
candida
Term
ulcerative skin infection that penetrates more deeply than impetigo
Definition
ecthyma
Term
where is ecthyma more common?
Definition
tropical climates
Term
difference in lesions of impetigo and ecthyma
Definition
ecthyma lesions are painful and crusts are harder, thicker, and more adherent
Term
MC causative agent of ecthyma
Definition
Group A Beta Hemolytic Strep
Term
causative agent of ecthyma grangrenosum
Definition
septicemia with pseudomonas aeruginosa
Term
superficial abscess that develops underneath the cuticle or along the nail fold of the finger or toe.
Definition
paronychia
Term
cause of paronychia
Definition
staph/strep access to a traumatized hangnail
Term
perifollicular dermal abscess creased by coag-positive staph
Definition
furuncle (boil)
Term
predisposing factors to furuncle
Definition
hairy areas subject to friction or maceration, skin contact with oils, tars, and adhesives
Term
tx of furuncle
Definition
bactrim, clindamycin, rifampin
Term
apocrine gland is site of infection/abscess formation. Keratin plugging of the apocrine gland.
Definition
hiradenitis suppurativa
Term
tx of hiradenitis suppurativa
Definition
abx = bactrim
surgical consult
Term
causative agent of cat-scratch disease
Definition
bartonella henselae (gram negative rickettsial bacterium)
Term
red papules or a series of papules noted at the site of innoculation, regional nodes are enlarged.
Definition
cat-scratch disease
Term
tx of cat-scratch disease
Definition
supportive tx, may resolve without abx.
abx = azithromycin
Term
most common pathogens of ostemyelitis
Definition
staph aureus and beta-hemolytic strep
Term
MCC osteomyelitis in sickle cell patients
Definition
salmonella
Term
MCC osteomyelitis after puncture wounds to the feet
Definition
pseudomonas
Term
what age group of osteomyelitis?
no systemic symptoms, low grade fever,, irritability, anorexia, decreased movement, swelling
Definition
< 6m
Term
what age group of osteomyelitis?
rarely toxic, c/o pain at site, point tenderness
Definition
> 2 yo
Term
what age group of osteomyelitis?
deep, intense, constant pain, joint flexion, muscle spasm
Definition
older patients
Term
bacterial invasion of the synovial membrane
Definition
septic arthritis
Term
what percent of spetic arthritis cases affecting young children occur in <5yo
Definition
2/3
Term
predisposing factors to septic arthritis
Definition
URI/Hib, gonococcal urethritis, vaginitis/cervicitis, trauma
Term
bacterial pathogens in septic arthritis
Definition
sickle cell = salmonella
multiple joints = N. Gonorrhea
H. Flu
neonate or 2-5yo = staph
1m-2yo = strep
Term
diagnostic tests for septic arthritis
Definition
arthrocentesis, peripheral WBC or sedimentation rates
Term
tx of septic arthritis
Definition
IV abx
Term
what type of HIV is endemic to West Africa?
Definition
HIV-2
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