1: Epistaxis Flashcards

1
Q

What is epistaxis

A

Bleeding from the nose

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2
Q

Why is epistaxis a medical emergency

A
  • Aspiration risk

- Hypovolaemic shock

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3
Q

What are the two types of node bleeds

A

Anterior

Posterior

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4
Q

What type of nose bleed are 90% of bleeds

A

Anterior

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5
Q

What is the site of anterior nose bleeds

A

Little’s area - where Kiesselbachs plexus is located

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6
Q

What 4 arteries anastomose at kiesselbach’s plexus

A
  1. Anterior ethmoidal
  2. Posterior ethmoidal
  3. Sphenopalatine
  4. Facial (Greater palatine, Superior labial artery)
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7
Q

What % of nose-bleeds are posterior bleeds

A

10

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8
Q

In which individuals are posterior bleeds more common

A

Elderly

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9
Q

What is the problem with posterior bleeds

A

Higher risk of aspiration

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10
Q

What are the causes of nose-bleeds

A
  • Trauma (Picking, Foreign body)
  • HTN
  • Anticoagulants
  • Clotting disorders
  • Rhinosinusitus
  • Malignancy
  • Cocaine
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11
Q

In what position should patients with nose bleeds be sat and why

A

Upright, Forwards and With their mouth open = reduces risk of aspiration and decreases blood flow to nasopharynx

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12
Q

What is first-line in patients haemodynamically stable with a nose bleed

A

Pinch cartilaginous portion nose for 15-minutes

Or, nasal peg 20 minutes

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13
Q

If nose-bleed recovered by first-aid measures what are people given

A

Nasoseptin cream

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14
Q

What is nasoseptin

A

Contains Chlorhexidine and Neomycin

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15
Q

Why is nasoseptin given

A

Reduce crusting and vestibulitis

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16
Q

What are 3 contraindications of naseptin

A
  1. Peanut allergy
  2. Soy allergy
  3. Neomycin allergy
17
Q

If solved by first-aid measures under what 2 circumstances will someone be followed up

A
  • Co-morbidities (Malignant HTN)

- Under 2-years

18
Q

Why are children under-2 followed up following a nose bleed

A

Higher risk underlying leukaemia or haemophilia

19
Q

What is second-line if pinching nose unsuccessful

20
Q

Where should ice be applied

A

Back of the neck or nasal bridge

21
Q

What is the aim of ice

A

Vasoconstriction

22
Q

What investigations are ordered for nose bleeds

A

FBC
Coagulation studies
G+S
Cross match

23
Q

What is used to inspect the nasal septum

24
Q

If there is too much blood to visualise the nasal cavity what is added

A

Adrenaline-soaked gauze

25
If unable to find bleeding point what should be inspected
Oropharynx
26
If anterior nose bleed what is next step in management
Cauterise with silver nitrate
27
If posterior nose bleed what is next step in management
Nasal Packing
28
What is used to pack nose anteriorly
Nasal tampon. | Pack unilaterally, if bleeding continues pack bilaterally
29
How long is a nasal tampon kept in
24h
30
What is used to pack nose posteriorly
Bismuth iodoform and paraffin paste gauze (BIPPG) Pack unilaterally. If bleeding continues, pack contra laterally.
31
When is surgery indicated
Bleeding continues
32
What are the two types of surgery
Ligation or embolisation
33
What one artery should not be embolised and why
Anterior ethmoid artery - branch of ophthalmic artery which is a branch of ICA
34
What is a mnemonic to remember arteries of kesselbachs plexus
GASPS
35
What are the arteries of kesselbachs plexus
Greater palatine Anterior ethmoidal Septal branch of grater palatine Sphenopalatine Posterior ethmoidal