Neck Anatomy and Lumps Flashcards Preview

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Flashcards in Neck Anatomy and Lumps Deck (19):
1

What are the boundaries of the anterior triangle?

Superiorly - mandible
Medially - midline
Laterally - anterior border of SCM

2

What are the boundaries of the posterior triangle?

Anteriorly - posterior border of SCM
Laterally - anterior border of trapezius
Inferiorly - mid-third of clavicle

3

What can arise as superficial swellings in the neck?

Sebaceous cyst
Lipoma
Neurofibroma

4

What 2 questions should you ask when considering a midline swelling?

Does it move on swallowing?
Does it move on sticking out the tongue?

5

Give causes of a midline swelling in the neck.

Dermoid cyst
Thyroid - solitary nodule or MNG
Thyroglossal cyst

6

What is a dermoid cyst?

rare congenital cyst
soft, non-fluctuant

7

What is a thyroiglossal cyst?

Can arise in any part of the Thyroglossal tract
Lymphatics may become infected
Usually presents in teenage years
Can be taken out but leaves scar

8

Does a thryoglossal cyst tend to move on swallowing?

No - tends to move when the tongue is stuck out

9

List 4 causes of anterior triangle swellings.

Lymph nodes
Branchial cyst
Salivary glands
Carotid body cyst

10

Decribe the features of a branchial cyst.

Persisting second branchial arch
arise in upper part of anterior triangle
Usually presents in teenage years
May fistulate

11

If FNA is performed on a branchial cyst, what would you expect to find?

Cholesterol crystals

12

What can cause a swelling within the posterior traingle of the neck?

Lymph nodes
cystic hygroma

13

Cystic hygroma?

Majority present in 1st year of life
Can be large
Pressure symptoms
lymph filled and transilluminate
very difficult to excise

14

Can cystic hygromas recur once they are excised?

Yes

15

When consulting with a patient with regards to their neck lump, what questions should you always ask?

Onset
growth or change
previous lumps
tender or sore
previous neck irridation

16

On inspection and eamination of the lump, what does SCT stand for?

site, size, shape, surface
colour, consistency, compressible
Tender, transilluminable, tethered

17

Besides SCT what else do you need to consider on inspection/examination of a neck lump?

Abnormal movement
skin changes - scars, pigmentation, rashes, spider naevi
Other symptoms?
recent immigration/ travel abroad

18

What other symptoms to you want to ask a patient with a neck swelling?

Systemic symptoms: fever, weight loss, sweats (infection?)
Specific symptoms: hoarseness, cough, dyspnoea (recurrent laryngeal nerve palsy?)

19

What Ix can be used to decide the cause of a neck swelling?

TSH/ T4/ T3
USS guided FNA
Thyriod isotope scan (if TSH suppressed)