ST Biopsy Techniques

Question 1

Indication for pus aspirate

Answer 1

Dentoalveolar abscess

Question 2

Indication for FNA biopsy

Answer 2

Solid lesions
Neck/salivary gland swellings

Question 3

Indications for Excisional biopsy

Answer 3

Remove all clinically abnormal tissue
When confident on diagnosis
Benign small lesions - fibrous, mucoceles, denture hyperplasia

Question 4

Indications for Incisional biopsy

Answer 4

• Remove a sample of abnormal tissue
• Larger lesions uncertain on diagnosis
• Leukoplakia, SSC, LP

Question 5

What is punch biopsy?

Answer 5

Type of incisional biopsy
Remove core tissue
Minimal damage

Question 6

What are samples placed in?

Answer 6

10% formalin

Question 7

What to include in a histopathology form

Answer 7

Pt + GDP details
Nature of sample
Prov diagnosis
Tick histopathology box
Date + time of collection
C/O
MH