Dz-es of resp tract Flashcards Preview

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Flashcards in Dz-es of resp tract Deck (19):
1

what specific features are you looking for in resp tract dz

symmetry
d/c
crusting
nares
patent air flow
submand LN
dental ex, palate ex, and sinus percussion (frontal)

2

what does a serosanguinous/mucopurulent d/c suggest

chronic

3

what are the commonly indicated investigative techniques

haem and biochem
serology
virus isolation
xray
rhinoscopy & retrograde version (look behind SP)
nasal flush and swab +- bsy
FNA of submand LN

4

what 2 agents cause fungal rhinitis

aspergillus
cryptococcus

5

what does aspergillus do

destroys turbinates
ulcerates nares
muco-sanguinous d/c
begins in the cd1/3

6

how do you tx aspergillus inf

clotramazole.. or itraconazole
frontal sinus flushes + drainage

7

what are the 2 causes that nasal neoplasia does

destructive
obstructive
-- usually malignant, but slow to metastasise

8

what are the signs and tx of non-infectious inflm rhinitis

bilat muco-p d/c
allergen prev, abx, mucolytics and steroids

9

how do you tx a nasal foriegn body

flush
rhinotomy

10

what is the most common direction to access the thorax

intercostal thoracostomy - but only gets to 1 side

11

what are the clinical signs of BOAS

stridor
stertor (snorting)
heat/exercise intol

12

what happens in 1ry and 2ry BOAS

1ry - XS SP; Stenotic nares; tracheal/laryngeal hypoplasia (pugs=XSnasal turbinates)
2ry - eversion larryngeal saccules, tonsil enlargement, lryngeal or tracheal collapse

13

what is the emergency management for acte BOAS issues

O2
sedation
dark quiet room
csteroids
anaesthesia + intubate

14

when is laryngeal collaspe worse

inspiration

15

what causes laryngeal paralyisis

neuropathy of L recurrent laryngeal, X
atophy/damage of the cricoarytenoid dorsalis

16

how do you tx laryngeal paralysis

parlaysis - light plane of GA and test laryngeal reflex
xry - confirm no blockage (always include chest)
tie back

17

how do you tx laryngeal collapse

aim = make as much room as pos
tie back
Sp resection
sacculectomy
tonsilectomy
tracheostomy

18

what are the ddx of tracheal collapse and how do you tx

LRT dz
Cardiac dz
tx = stent (extra or intralumenal)

19

what sections of the tracheal can collapse - and how can you access it

cervical - V-M incision by separating the sternohyoideus m
thoracic - RHS intra-costal thoracotomy bw 3rd/4th ribs