Resp Flashcards
what does amiodarone do to the lunges
lower zones lung fibrosis
mast cell tryptase
discharge post anaphylaxis attack
2 epipens
steroid dose kids asthma attack
10mg oral pred <2
20mg 2-5yo
30-40mg >5yo
3 days
silicosis CXR
mining occupation
upper zone fibrosis
egg shell calcification of hilar nodes
acute bronchitis tx
usually self resvolves
consider abx if
systemically super unwell
pre existing comorn
CRP 20 -100 = delayed prescripti
CRP>100 = doxycycline
if preg or child = amox
CF contraindication to lung transplant
burkholderia cepacia
pharm tx CF
if homozygous for delta F508 mutation =
lumacaftor/ivacaftor (Orkambi)
SAMA example
ipratropium
atypical pneumonia causes
legions of psittaci MCQs
legionella
chlamydia psittaci
mycoplasma pneumoniae
chlamydophilia pneum
q fever - coxiella burnetii
indications for surgery in bronchiectasis
localised disease
uncontrollable haemptysis
life threa attack
PEFR <33%
spO2<92%
‘normal’ CO2
CHEST
Cynaosis
hypotenson
exhaustion/confusion
silent chest/poor resp effort
tachy/brady/arthythmia
occupational asthma is
mc cause
exposure following chemicals at work
mc: isocyanates ie spray painting and foam moulding using adhesives
pattern of asthma on spirometry
obstructive
reduced FEV1:FVC
asthma diagnosis on spirotmetry
15% improvement post bronchodilatir
how does salbutamol work
b2 receptors in resp tract stimulated
= inc sympathetic activity
= relaxes bronchial smooth muscle
physiological measurement to determine COPD severity
FEV1
when is LTOT Ci in copd
if still smokes
bronchiectasis mc organism
haam . influenxa
pneumonia cx
resp failure
af
empyema
effusion
lung abcess
pericarditis
empyema tap and mx
turbid
ph<7.2
reduced glucose
inc LDH
US guided chestdrain/asp
legionella sx
lymphopenia
siadh-> low na
deranged LFTs
klebsiella who
and fx
pneum in alcholic
cavitating pneumonia
esp upper lobes
parrots pneumonia
extra pulm fx
chlamydia pstacci
horders spots - rose spots
splenomegaly
epistaxis
hep nephritus
meningoenceph
bronchectasis cxr
thickened bronchial walls
tramlines n rings
bronchiescasis spiro
obstructive
bronchiectasis ix
initial
sputum, cxr, post brochodil spirometry
gold
high res CT
allergic bronchopulm aspergillous
T1HS reaction
cxr= bronchiectasis
sputum = black on silver stain
skin test = aspergillous or IgR RAST
inc IgE and eosinophills
consolidation
percussion
breath sounds
vocal resonance
chest expansion
dull
bronchial
increased
reduced
effusion
percussion
breath sounds
vocal resonance
stony dull
reduced
reduced
pembertons sign
hold arm over head =
facial plethora
insp stridor
inc jvp
SVC obstruction
local cx llung ca
recurrent laryngeal palsy
phrenuc palsy
SVC obstruction
horners
af
endo cx lung ca
ADH -> SIADH (euvol low na)
ACTH -> cushings syndrome
serotonin -> carcinoid (flushing, diarrhoa)
PTHrP -> primary HPT (incca, bone pain) -SCC
transudate (low protein)
inc capillary hydrostatic pressure causes
ccf
iatrogenic fluid overload
renal failure
transudate
reduced cap oncotic pressure
liver failure
nephrotic syndrome
malnut,malabsorb
MRC dysponia scale
1 sob on vigorous exertion
2 SOB hurrying/ stairs
3 walk slowly or stop for breath
4 stops for beath <100m/few mins
5 too breathless to leave house or SOB ondressing
transudate conten
<25 protein
exudate
> 35 protein
effusion fluid protein between 25-35
LIGHTS criteria
lights criteria
Light’s Criteria
An exudate has one of:
1 .Effusion : serum protein ratio >0.5
Effusion : serum LDH ratio >0.6
Effusion LDH is 0.6 × ULN
exudate causes
inc cap permeability
pneumonia, TB
bronchial ca lymphoma, mesothilioma
RA, SLE
infarction
empyema causes
ca
TB
RA
SLE
Interstitial lung disease upper zone causes
A PENT
Aspergillosis : ABPA
Pneumoconiosis: Coal, Silica
Extrinsic allergic alveolitis
Negative, sero-arthropathy,
TB
interstitial lung disease lower zone causes
STAIR
Sarcoidosis (mid zone)
Toxins: BANS ME
Asbestosis
Idiopathic pulmonary fibrosis
Rheum: RA, SLE, Scleroderma, Sjogren’s, PM/DM
interstitial lung disease dug causes
BANS ME
Bleomycin, Busulfan
Amiodarone
Nitrofurantoin
Sulfasalazine
MEthotrexate,
complicaions idiopathic pul htn
inc risk ca lung
type 2 resp failure and core pulmonale
pneumonia ix
Bloods
ABG
URine pneumoccocal and legionella ag
sputum MC&S
CXR
MC HAP
pseudomonas aerunginosa
staph aureus
statins and macrlides
macrolide inhib CYP3A4
= inc serum statin
= risk of myositosis/rhabdo
pneumothorax
percussion
breath sounds
chest expansion
hyperesonant percuss
reduced breath sounds
reduced chest expan
why might TB be on rise
HIV/AIDS prevelance
immunosupressive drugs
inc immig from areas of high prev
poor socioecon conditions and overcrowding
TB Dx
RI 6 mths
PE 2 mths
why 4 drugs in tb
combat multidrug resistance
erthythema nodosum causes
idiopathic
RA
UC/Crohns
TB
sarcoidosis
strep infxn
chlamydia
oral contracept
TB dx
pul
bone
meningeal
6 mths
9 mths
12 mths
CF prev
1 in 2500 live births
bronchiectasis path
chronic infxn and inflam of large airways causing their abnormal permenant dilitation
bronchiectasis cause
idiopathic
recur ifxn , pertusiss Tb measles
RA
UC
alpha 1 antitripsin
bronchiectasis cx
recurrent pneumonia
resp failure
massive haemoptysis
pneumothroax
cor pulmonale
septicaemia
type 1 resp fail path
vq mismatch or diffusion failure
type 2 respfail path
alveolat hypoventilation +/- vq mismatch
PE Ix
2 level wells
CTPA or VQ scan
Lung Ca ix
CXR
CT
PET
bronchoscopy
non small cell lung ca staging
TNM
lung ca types
small cell
non small cell =
- scc
- adenocarcinoma
- Large cell
idio pulmonary fibrosis CXR
red lung vol
bilat lower zone reticnod shadowing
honeycomb lung
restrictive spiro
low fev 1
low fvc
normal/high ratio
causes extrinsic allergic alveolitis
bird fanciers lung
farmers lung
mushroom worker
winemakers
malt workers lung (aspergillus clavatus)
extrinsic allerguc alveolitis
inhalation of allergerns that cause hypersensitv rxn
acute = Type 3 (4-6hrs fevecoughsob)
over time repeat exposure chronic = type 4 ie granuloma formation and obliterative bronchiolitis
OSA tools
epworth sleepiness scale
multiple sleep latency test (MSLT)
OSA RF
obesity
smoking
alochol
nasal polyps
enlarged tonsils/adenoids
OSA dx
sleep studies
polysomnography
OSA mx
stop smoking
wt loss
avoid alcohol
sleep upright
mandib advancement device
CPAP
surgery
cor pulmonale cxr
enlarged r atrium n ventricle
prominent pul arteries
cor pulmonale ecg
RAD p pulmonale
sarcoidosis fx
GRANULOMAS
gen - fever wt loss lymphad
resp - BHL
arthralgia
neuropathy
urine - hypercalcaemia = renal stones
low hormones - pitdysfxn = amenorhea
optha - ant. uve
myocard - restrictive cardiomyop
pericardi effusion
abdo - hepsplemeg
skin = EN and lupus pernio
BHL causes
sarcoidosis
TB
bronchial ca
extrinsic allerg alveo
lymphoma
sarcoid granuloma
non caseating