Adenotonsillar disease Flashcards

1
Q

What develops at 8 weeks from the first and second pharyngeal pouch

A

tonsillar fossa and palatine tonsil

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2
Q

where do tonsillar pillars originate from

A

2nd/3rd arches

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3
Q

what is th emain function of tonsils

A

trap bacteria and viruses on inhalation, antibodies are produced by immune system, prevent subsequent infectionsa

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4
Q

at what age is adenotonsillar enlargement unusual

A

under 2

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5
Q

what is the waldeyers ring

A

ring of lymphoid aggregation in sub epithelial layer of oropharynx and nasopharynx

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6
Q

what does the waldeyers ring consist of

A

tonsils, adenoids, lingual tonsil

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7
Q

what is the surface of the tonsil covered in

A

specialised stratified squamous epithelium

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8
Q

what is the tonsil and the muscle separated by

A

collagenous hemi-capsule cap

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9
Q

what is the main difference between adenoid and tonsil tissue

A

adenoids: deep folds and few crypts while tonsils have lots of crypts

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10
Q

what is the surface of adenoids covered in

A

pseudo stratified columnar epithelium

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11
Q

does the stratified squamous epithelium thin or thicken with a chronic infection

A

thickens

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12
Q

what type of epithelium lines the upper airway and digestive tract

A

ciliated columnar respiratory type mucosa, squamous mucosa

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13
Q

what type of epithelium lines the oesophagus ect

A

squamous

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14
Q

what type epithelium lines airways

A

columnar

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15
Q

What is acute tonsillitis

A

inflammation of the tonsils

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16
Q

is acute tonsillitis mainly viral or bacterial

A

viral

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17
Q

What is th emost common pathogen that presents with acute tonsillitis

A

H influenzaee or strep pyogenes

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18
Q

In patients with chronic tonsillitis, what organissms are commonly cultured

A

strep pyogenes, h influenza, staph aureus, strep pneumonia

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19
Q

If glandular fever is suspected, what tests should you order

A

Paul- Bunnell, WBC, atypical mononuclear cells

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20
Q

what would a differential list of acute tonsillitis look like

A

URTI viral, infectious mononucleiosis, peritonsillar abscesss, malignancy

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21
Q

what symptoms would you get with viral tonsillitis

A

malaise, sore throat, temperature, lasts 3-4 days, can usually do normal things

22
Q

what symptoms would you get with bacterial tonsillitis

A

systemic upset, fever, odynophagia (pain on eating), halitosis (bad breath) unable to do normal activity, lymphadenopathy, lasts 1 weeks and requires antibiotics to help it settle

23
Q

what is the centor criteria for tonnsillitis

A

fever, tonisllar exudates, teder cervical adenppathy, absence of cough, age

24
Q

If one scores 0 or 1 points in centor criteria do you give antibiotics?

25
if a person scores 2-3 points should you consider antibiotcs
should receive antibiotcs if symptoms worsen/ progress
26
if a patient presents with 4 or 5 points on centor criteria should you give antibiotocs?
treat empircically with antibiotics, yes
27
what is the treatment and management of tonsillitis
rest, eat/drink, paracetamol, Penicillin for 10 days or Clarythromycin of allergic`
28
what is the requirement for tonsillectomy
7 or more acute tonsillitis in a year 5 or more each year for pasty 2 years 3 or more each year for previous 3 years
29
what is recommended post op treatment wise
anti-emetic, paracetamol, 1 dose of dexamethasone (children)
30
peritonsillar abscess is not a complication of acute tonsillitis
false, it is a complication
31
how does one get a peritonsillar abscessq
bacteria gets trapped between muscle and tonsil to produce pus
32
what are symptoms of an abscess
unilateral throat pain and odynophagia, trismus (spasm of jaw), 3-7 day acute tonsillitis previously, displacement of tonsil and uvula
33
what is the treatment for an abscess
aspiration and antibiotics- penicillin and metronidazole
34
what virus causes glandular fever
EBV
35
what are signs of glandular fever
tonsillar enlargement with exudate, cervical lymphadenopathy, palatal haemorrhages, lymphadenopathy general, hepatosplenomegaly, jaundice
36
how doy uo diagnose glandular fever
atypical lymphocytes in blood, positive monospot/ paul bunnell test
37
how doy you treat glandular fever
usually nothing- avoid vigorous sports and alcohol. Give antibiotics- penicillin and steroids if really bad
38
what antibiotic should you not give in glandular fever and why
ampicillin or amoxicillin- macular rash will result
39
What are adenoid and tonsil causes of obstructive hyperplasia
adenoid- AOM and OME 9snoring) and tonsil- snoring, muffled voice and dysphagia
40
What is glue ear/ OME (effusion)
inflammation of the middle ear with accompaniment of fluid without signs and symptoms of acute inflammation.
41
what is acute OM
inflammation of inner ear with signs and symptoms of inflammation/ with/ without fluid
42
is hearing loss present in glue ear?
yup
43
who gets OEM
children
44
what are symptoms of OME
deafness, poor performance at school, behavioural problems, speech delay, balance problems, NOT EARRACHE
45
How do you diagnose glue ear
history, otoscopy, tuning fork tests, audiometry, tympanometry
46
what are sings of glue ear?
retracted tympanic membrane, reduced tympanic membrane mobility, altered tympanic membrane colour, visible fluid/ bubbles, CHL tuning fork tests
47
how do you treat OME
wait and see- more than 3 months with deafness, speech, balance problems, may use auto inflation... but antibiotics ect not useful
48
how would you surgically treat glue ear in 3 yo
3yo- grommet and adenoidectomy
49
how would someone present with epiglottis
drooling saliva, sore throat, pyrexia, stridor
50
what is th common infection of epiglottis
HiB (children now vaccinated against HiB
51
how do you manage acute epiglottitis
O2 by mask, nebulized adrenaline and IV dexamethasone, visual diagnosis, culture, cricothyrotomy kit, penicillin, ceftriaxone