Infection Flashcards
Which vaccines tend to be safe in immunocompromised individuals?
All except live attenuated
Give examples of inactivated pathogen vaccines.
Polio, Flu, Hep A, rabies
Give examples of subunit/conjugate vaccines.
Pneumococcus, Meningococcus, Hep B, Pertussis, HiB, HPV, shingles
Give examples of live attenuated vaccines.
MMR, BCG, Chickenpox, nasal flu, rotavirus
Give examples of toxin vaccines.
Diphtheria and tetanus
Which immunisations are in the 6-in-1 vaccine?
Dip/Tet/Polio/Pertussis/HiB/HepB
Which vaccines are given at 8 weeks?
6-in-1
Men B
Rotavirus
Which vaccines are given at 12 weeks?
6-in-1
Pneumococcal
Rotavirus
Which vaccines are given at 16 weeks?
6-in-1
Men B
Which vaccines are given at one year of age?
2-in-1 (HiB/MenC)
Pneumococcal
MMR
Men B
What is the vaccine schedule for nasal flu vaccine?
Annually aged 2-8
Which vaccines are given at 3y 4m?
4-in-1 (Dip/Tet/Per/Polio)
MMR
At what age is the HPV vaccine given?
12-13 years
Which vaccines are given aged 14?
3-in-1 (Tet/Dip/Polio)
MenACWY
At what ages is MMR vaccine offered?
1 year and 3y 4m
Which children may be offered BCG vaccination?
From high-risk area or close contact
What is the isolation period for pertussis?
Notifiable disease
School exclusion 48 hours after antibiotic dose or 21 days if not treated
Which organism causes epiglottitis?
HiB
What is the school exclusion rules for hand, foot and mouth?
until apyrexial 24h and all blisters healed
What are the school exclusion rules for scarlet fever?
24 hours after first antibiotic dose
What are the school exclusion rules for slapped cheek?
No exclusion required
What are the school exclusion rules for measles?
at least 4 full days from when the rash first appears
Flu-like symptoms
Post-aur & sub-occpital lymphadenopathy
Maculopapular rash
suggests…
Rubella
What is the school exclusion advice for chickenpox?
until all of their blisters have crusted over
What is the school exclusion period for impetigo?
until lesions are crusted and healed, or 48 hours after commencing antibiotic treatment
Rubeola is also known as…
Measles
Type 1 reactions are mediated by…
IgE
Give examples of Type II hypersensitivity reactions.
Haemolytic anaemia
Goodpasture’s
Type II hypersensitivity reactions are mediated by…
IgM or IgG
Premature babies should start their immunisation schedule according to…
their chronological age
Type III hypersensitivity reactions are mediated by…
Antigen-antibody immune complexes
Type IV hypersensitivity reactions are mediated by…
T-cells
Give an example of a type IV hypersensitivity reaction.
Contact dermatitis
How does IgA deficiency tend to present?
Recurrent sinopulmonary infections
Gonococcal infection is usually resistant to…
tetracyclines
Which organism is most commonly implicated in nec fasc?
Group A strep
What is the most useful initial investigation in suspected malaria?
Blood film for malarial parasites
What is the management for TB meningitis?
12 months anti-TB drugs with steroid cover initially
What is the most common causative agent of croup?
Parainfluenza 1
Which congenital infection is associated with cerebral calification, chlorioretinitis and hydrocephalus?
Toxoplasma
Which congenital infection is associated with sensironeural deafness, cataracts and congenital HD?
Rubella
What is the most common intrapartum infection?
CMV
Which congenital infection is associated with sensironeural deafness, growth retardation and purpuric skin lesions?
CMV
What is the recommended prophylaxis for meningitis case contacts?
Single dose ceftriaxone, ciprofloxacin or azithromycin
Which infection is associated with flooding and natural disasters?
Leptospirosis
HBsAg suggests…
Active Hep B infection (acute or chronic)
Presence of which antigen suggests current Hep B infection?
HBsAg
Anti-HBsAg suggests…
Immunisation or cleared infection
Anti-HBc IgM suggests…
Recent Hep B infection
Anti-HBc IgG suggests…
Resolved or chronic infection
Anti-HBe suggests…
Acquired, natural immunity
Which organism species is associated with pet reptiles?
Salmonella spp.
What is Palivizumab?
Humanised monoclonal RSV antibody
Which children are eligible for monthly Palivizumab during RSV season?
Babies born before 35/40 who are < 6 months at start of RSV season
Children < 2 with haemodynamically significant CHD or bronchopulmonary dysplasia (treated past 6 months)
What is the most common vector for leishmaniasis?
Sandfly
Parasitic infection causing chronic diarrhoea…
Giardia lamblia
What kind of organism is diptheria?
Gram positive bacillus
Which cell are primarily infected by EBV?
B lymphocytes
What is the vector of Lyme disease?
Ixodes tick
What is the mainstay of treatment in chronic granulomatous disease?
Prophylactic antibiotics
At what gestational exposure is congenital rubella syndrome possible?
< 16 weeks