Resp Flashcards

1
Q

Common cause of Bronchioloitis

A

RSV

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2
Q

What age does Bronchiolitis mainly occur

A

under 1yr, mainly under 6months

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3
Q

Typical pattern of bronciolitis

A

symptoms worsen days 1-5
day 5-7 no change
7-10 recovery period

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4
Q

treatment of bronchiolitis

A

usually no need

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5
Q

presentation of bronchiolitis

A
Coryzal symptoms: running or snotty nose, sneezing, mucus in throat and watery eyes.
    Signs of respiratory distress
    Dyspnoea 
    Tachypnoea 
    Poor feeding
    Mild fever (under 39ºC)
    Apnoeas are episodes where the child stops breathing
    Wheeze and crackles on auscultation
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6
Q

Signs of respiratory distress

A
Raised respiratory rate
    Use of accessory muscles of breathing
    Intercostal and subcostal recessions
    Nasal flaring
    Head bobbing
    Tracheal tugging
    Cyanosis (due to low oxygen saturation)
    Abnormal airway noises
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7
Q

common causes of croup

A

Parainfluenza (main one)
Influenza
Adenovirus
Respiratory Syncytial Virus (RSV)

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8
Q

presentation of croup

A
Increased work of breathing
    “Barking” cough, occurring in clusters of coughing episodes
    Hoarse voice
    Stridor
    Low grade fever
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9
Q

treatment of croup

A

Oral dexamethasone

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10
Q

unvaccinated child presenting with a fever, sore throat, difficulty swallowing that is sitting forward and drooling what is the likely diagnosis

A

Epiglottitis

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11
Q

Common cause of Epiglottitis

A

haemophilus influenza type B

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12
Q

Presentation of epiglottitis

A
Patient presenting with a sore throat and stridor
    Drooling
    Tripod position, sat forward with a hand on each knee
    High fever
    Difficulty or painful swallowing
    Muffled voice
    Scared and quiet child
    Septic and unwell appearance
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13
Q

Lx for epiglotittis

A

if patient is acutely unwell go straight to treatment

lateral x ray of neck can show thumb sign

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14
Q

Treatment for epiglitittis

A

secure airway
IV antibiotics (e.g. ceftriaxone)
Steroids (i.e. dexamethasone)

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15
Q

Lx for whooping cough (pertussis)

A

A nasopharyngeal or nasal swab with PCR testing or bacterial culture
Anti-pertussis toxin immunoglobulin G if cough has been present for more than 2 weeks

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16
Q

Treatment of whooping cough

A

Macrolides (azithromycin, erythromycin and clarithromycin) are beneficial in the early stages

17
Q

What is the inheritiance pattern of CF

A

Autosomal recessive

18
Q

Both parents are healthy, one sibling has cystic fibrosis and a second child does not have the disease, what is the likelihood of the second child being a carrier?

A

2/3

19
Q

what is the screening for CF

A

newborn blood spot test

20
Q

signs and symptoms of CF

A

failure to pass first poo within 24 hrs (usually first indicator of CF)

recurrent lower resp tract infections

failure to thrive

pancreatitis

Chronic cough
Thick sputum production
Recurrent respiratory tract infections
Loose, greasy stools (steatorrhoea) due to a lack of fat digesting lipase enzymes
Abdominal pain and bloating
salty skin

Nasal polyps
Finger clubbing
Crackles and wheezes on auscultation

21
Q

Lx for CF

A
Sweat test (gold standard)
genetic testing for CFTR gene
22
Q

2 main common colonises of patients with CF

A

Staph A

Pseudomonas

23
Q

Management of CF

A

Chest physiotherapy several times a day is essential to clear mucus and reduce the risk of infection and colonisation
Exercise improves respiratory function and reserve, and helps clear sputum
High calorie diet is required for malabsorption, increased respiratory effort, coughing, infections and physiotherapy
CREON tablets to digest fats in patients with pancreatic insufficiency (these replace the missing lipase enzymes)
Prophylactic flucloxacillin tablets to reduce the risk of bacterial infections (particularly staph aureus)
Treat chest infections when they occur
Bronchodilators such as salbutamol inhalers can help treat bronchoconstriction
Nebulised DNase (dornase alfa) is an enzyme that can break down DNA material in respiratory secretions, making secretions less viscous and easier to clear
Nebulised hypertonic saline
Vaccinations including pneumococcal, influenza and varicella

24
Q

what are typical features of viral induced wheeze (as opposed to asthma)

A

Presenting before 3 years of age
No atopic history
Only occurs during viral infections

25
Q

what is the management of chronic asthma in under 5yrs?

A
  1. SABA as required
  2. Add inhaled steroid
  3. Add LABA
  4. increased inhaled steroid

refer for step 4

26
Q

what is the management of asthma in 5-12yrs?

A
  1. SABA as required
  2. Add inhaled corticosteroid
  3. Add LABA (do not use with ICS)
  4. increase inhaled steroid
  5. use daily steroid table

steps 4 and 5 should be done by specialist?