Cysts

Question 1

What is a cyst

Answer 1

A cyst is a pathological cavity containing fluid, semi-fluid or gaseous content
Not created by accumulation of pus
Wholly or partly lined by epithelium

Question 2

How do u divide cysts

Answer 2

Epithelial non-epithelial
Odontogenic non-odontogenic
Inflammatory developmental

Question 3

Examples of odontogenic cysts of inflammatory origin

Answer 3

Radicular cyst- lead to residual cyst
Inflammatory collateral cysts- include paradental cysts, mandibular buccal bifurcation cysts

Question 4

Odontogenic developmental cyst examples

Answer 4

Dentigerous cysts- eruption cysts
Odontogenic keratocyst
Lateral periodontal cyst- subtype: botryoid odontogenic cyst

Question 5

Non odontogenic cysts

Answer 5

Nasiolabial cyst
Nasopalatine cyst
Globulomaxillary cyst
Median cyst

Question 6

Non-epithelial cyst

Answer 6

Solitary bone cyst
Aneurysmal bone cyst
Stafne’s idiopathic bone cavity

Question 7

Obtaining material for histology

Answer 7

Aspiration biopsy- drainage of contents
Incisional biopsy- partially removed
Excisional biopsy- completely removed