10: ENT radiology Flashcards Preview

ENT Week 2 2017/18 > 10: ENT radiology > Flashcards

Flashcards in 10: ENT radiology Deck (16)
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1

Where do foreign bodies tend to lodge?

Cricopharyngeus

C6

2

Which x-rays should you do for suspected foreign bodies?

PA

Lateral

3

How is dysphagia usually investigated?

Endoscopy

4

How is dysphagia investigated if endoscopy finds no abnormalities?

Barium swallow

5

How is dysphagia further investigated if malignancy is suspected?

MRI / CT scan

6

What can form in the pharynx, causing regurgitation?

How is it picked up?

Pharyngeal pouch

Barium swallow

7

What oesophageal problems may be picked up by a barium swallow?

Strictures

Spasm

Gastroparesis

8

What is the first line, non-invasive imaging technique?

Ultrasound

9

What structures of the head and neck may be scanned using ultrasound?

Salivary, thyroid, parathyroid glands

for lumps and abscesses

10

Which investigation is ultrasound used to aid?

Fine needle aspiration (FNA)

11

What shape do benign lymph nodes tend to be on ultrasound?

Ovoid

Malignant ones are round

12

Benign lymph nodes have a central ___ ___.

fatty hilum

Malignant ones don't

13

Which gland of the neck is scanned using ultrasound / FNA?

Thyroid gland

14

What scan is used to investigate trauma, masses and vocal cord palsy?

CT scan

15

Which structures of the nose can become infected and are scanned using CT?

Paranasl sinuses

16

Using which scan is cancer staged?

CT scan