Resp Flashcards

(43 cards)

1
Q

Diagnosis
Ghon complex

A

TB

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2
Q

Which area of lungs does TB affect

A

Apex

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3
Q

How to treat active TB

A

2 months of:
Rifampicine
Isoniazid
Pyrazinamide
Ethambutol

4 months of:
Rifampicin
Isoniazid

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4
Q

How to treat latent TB

A

3 months of rifampicin and isoniazid OR 6 months isoniazid

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5
Q

How long to treat meningeal TB

A

Minimum of 12 months, also use steroids

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6
Q

Rifampicin
What does it do
Side effects

A

Liver enzyme inducer
Orange secretions, hepatitis, flu like sx.

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7
Q

Isoniazid
What does it do
Side effects

A

Inhibit HAN

liver enzyme inhibitor
Hepatitis
Agranulocytosis
Neuropathy (prevent with pyridoxine (Vitamin B6)

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8
Q

Pyrazinamide side effects

A

hyperuricaemia causing gout
arthralgia, myalgia
hepatitis

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9
Q

Ethambutol side effects

A

optic neuritis: check visual acuity before and during treatment
dose needs adjusting in patients with renal impairment

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10
Q

‘egg-shell’ calcification of the hilar nodes. Diagnosis

A

silicosis.

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11
Q

Does asbestosis affect upper or lower lobes.

A

Lower fibrosis

Most others are upper,

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12
Q

Common cause of pneumonia after influenza

A

Staph aureus

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13
Q

Features of klebsiella pneumonia

Colour of sputum?
Demographic?
Complications?

A

Common in alcoholics and diabetics
Common after aspiration
Abscesses and empyema
Bowel flora
redcurrant jelly sputum

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14
Q

Features of mycoplasma pneumonia

A

Dry cough
Can get systemic complications: neuro involvement / pericarditis/ ITP/ anaemia/ hepatitis/ erythema multiforme, erythema nodosum

Mycardium and plasma (ish… ITP & anaemia).

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15
Q

Bronchioloitis causative organism,

A

RSV

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16
Q

Croup causative organism

A

Parainfluenza

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17
Q

Most common cause of pneumonia

A

Strep pneumoniae

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18
Q

Difference between asbestosis and mesothelioma

A

Both caused by asbestos exposure.
Asbestosis = scarring
Mesothelioma = ca of the pleura

Asbestos can also cause pleural plaques - NOT pre-malignant

19
Q

what is mesothelioma

A

Malignant ca of pleura

20
Q

What is most common form of cancer associated with asbestos exposure

A

Lung ca (not mesothelioma).

21
Q

What is goodpastures?

A

When you get haemoptysis (pulmonary haemorrhages), anti-GMB and glomerulonephritis.

22
Q

What is Lambert eaton myasthenic syndrome associated with

A

Small cell lung ca

23
Q

Which lung ca is associated with hypercalcaemia

A

Squamous cell

24
Q

What values = Exudative effusion?

A

Pleural fluid:serum protein ratio >0.5
Pleural fluid: Serum LDH > 0.6
Pleural LDH>2/3 UNL of serum

25
Which cancers does asbestos increase the risk of?
Lung: Mesothelioma, bronchogenic ca, mesothelioma Gastric, colonic, renal adenocarcinoma Gastric lymphoma
26
Which cancer are people mot at risk of after asbestos exposure?
Lung ca - more so than mesothelioma (this is rare)
27
Is alpha 1 antitrypsin obstructive or restrictive
Obstructive
28
COPD stages
All based on FEV1 St1: 80% or more St2: 50-79% St3: 49-30% St4: less than 30
29
What is sarcoidosis characterised by?
Non caseating granulomatous inflammation. Bilateral hilar lymphadenopathy
30
What is silicosis caused by
Inhalation of silica particles e.g. sandblasting/ metal miner
31
What lung pathology can cause Horners and what is this?
Meiosis, ptosis, anhidrosis. Caused by pan coast tumour
32
CURB 65 parameters
Confusioin Urea 7+ RR 30+ Bp 90s/60d + 65 + 0: low risk (less than 1% mortality risk) 1 or 2: intermediate risk (1% to 10% mortality risk) Consider admission esp if 2. 3 or 4: high risk (more than 10% mortality risk). ADMIT
33
What self care does NICE recommend for chest infections
Honey. Pelargonium (a herbal medicine).***!? Over-the-counter cough medicines containing guaifenesin (an expectorant). Over-the-counter cough medicines containing cough suppressants (except codeine) if the person does not have a persistent cough or excessive secretions.
34
Which CRP parameters would tell you to treat chest infection
Less than 20 - no 20-100 - delayed script >100 treat
35
1st line for bronchitis in adults
Doxy Could use amoxicillin (under 18 1st line) Erythromycin if pregnant
36
1st line CAP
Amox
37
CAP trajectory of illness
1 week — fever should have resolved. 4 weeks — chest pain and sputum production should have substantially reduced. 6 weeks — cough and breathlessness should have substantially reduced. 3 months — most symptoms should have resolved but fatigue might still be present. 6 months — symptoms should have fully resolved.
38
How long should you hold breath when using an inhaler How long to wait for 2nd dose
Hold breath for 10s. Wait 30s for next dose.
39
How is bronchiectasis diagnosed
Primary care - Sputum, CXR, Spiro, FBC secondary care - Usually HRCT ** THIS IS GOLD STANDARD** Ix to find the cause e.g. IgE (for allergic bronchopulm aspergillosis)/ CF/ PCD
40
How long to expect sx of the following infections to last Ears Tonsils Common cold Rhinosinusitis Bronchiectasis
Count letters Ears = 4 days Tonsils = 7 Common cold = 10 Rhinosinusitis = 14 (actually about 2.5 weeks) Bronchiectasis is about 3 weeks
41
Duration of abx for exacerbation of bronchiectasis
7-14d
42
How long and when should someone with suspected occupational asthma do peak flow readings
Twice-daily at home and twice-daily at work for three week
43