4th Year Other Flashcards

1
Q

when is a chest drain needed in pleural effusion

A

pH <7.2
pleural fluid <2.2mmol/L
LDH >1000IU/L
+ve gram stain/ culture

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2
Q

what does an aspirate of gross pus indicate?

A

empyema

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3
Q

confusion assessment in CURB65

A

AMTS <8

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4
Q

side effects of isoniazid

A

hepatitis and peripheral neuropathy

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5
Q

management of SE in isoniazid

A
pyridoxine prevents peripheral neuropathy
monitor LFT (prior to starting too)
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6
Q

sweat test result in CF

A

Cl- >60mmol/L

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7
Q

sarcoidosis 4 grades on CXR

A

grade 1= lymphadenopathy
grade 2= lymphadenopathy + infiltrates
grade 3= infiltrates
grade 4= fibrosis

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8
Q

what is used in a V/Q scan?

A

radiolabelled albumin

radiolabelled xenon gas

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9
Q

what is riociguat?

A

guanylate cyclase inhibitor

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10
Q

what is riociguat used in?

A

pulmonary hypertension to relax vessels

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11
Q

what is Caplan’s syndrome?

A

RA + pneumoconiosis

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12
Q

what is the PAS stain?

A

stains for carbohydrate components

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13
Q

which condition has a +ve PAS stain?

A

alpha1 antitrypsin

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14
Q

management of pseudomonas

A

ciprofloxacin

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15
Q

small cell paraneoplastic syndromes

A

SiADH
ACTH
LEMS

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16
Q

squamous cell paraneoplastic syndromes

A

PTH-rp

TSH

17
Q

adenocarcinoma paraneoplastic syndromes

A

gynaecomastia

HPOA

18
Q

what is varenicline (champix)?

A

nicotine receptor partial agonist

19
Q

what are the options for smoking cessation

A

behavioural therapy
nicotine replacement therapy
champix
bupropion

20
Q

action of bupropion

A

SNRI

21
Q

which smoking cessation techniques are CI in pregnancy?

A

champix + bupropion

22
Q

where do the neurovascular bundles run in the ribs?

A

inferior so needle should be inserted above rib, in the back due to less distress for patient and wider spaces.

23
Q

what does a chest drain contain?

A

water to prevent air flowing back into the chest

24
Q

what causes histoplasmosis?

A

pigeon droppings

25
Q

what is allergic bronchopulmonary aspergillosis? ABPA

A

hypersenstivity reaction 1 and 3 to the fungus aspergillus

26
Q

who gets ABPA?

A
asthmatics
CF
damp buildings
soil, compost, plants
air conditioning
27
Q

major and minor features of ABPA

A

major= hx of asthma, central bronchiectasis, pulmonary opacities, eosinophilia, immediate skin reactivity and increased IgE

28
Q

what can EVAR not be performed?

A

if aneurysm is above the renal arteries

29
Q

CI to lung cancer surgery

A

SVC obstruction
FEV1 <1.5L
malignant pleural effusion
vocal cord paralysis

30
Q

what is mikulicz syndrome?

A

enlargement of parotid and lacrimal glands due to sarcoid, TB or lymphoma

31
Q

what is Heerfordt’s syndrome?

A

parotid enlargement, fever and uveitis secondary to sarcoidosis

32
Q

what is used to guide antibiotics in acute bronchitis?

A

CRP >100mg/L (give immediately)

33
Q

when to consider atelectasis?

A

72 hours post-op

needs upright position and physio

34
Q

what is seen on ECG in PE

A

S1Q3T3

35
Q

what is the result of PFTs in neuromuscular disorders?

A

restrictive

36
Q

how to calculate pack years?

A

pack (20 cigs) / years

37
Q

how to tell the difference on CXR between collapse and effusion/ pneumothorax?

A

collapse trachea is pulled towards

effusion trachea is pushed away