13.Pseudocysts_Tests

Question 1

A teenager’s radiograph shows a scalloped radiolucency between the mandibular canine and ramus.
Which of the following diagnoses best fits this presentation?
A. Simple Bone Cyst
B. Periapical Cyst
C. Odontogenic Keratocyst
D. Nasopalatine Duct Cyst

Answer 1

A - Simple Bone Cyst: scalloped radiolucency in mandible between canine and ramus

Question 2

A biopsy of a jaw cavity reveals a cavity lacking any epithelial lining.
Which of the following diagnoses best fits this presentation?
A. Periapical Cyst
B. Simple Bone Cyst
C. Odontogenic Keratocyst
D. Nasopalatine Duct Cyst

Answer 2

B - Simple Bone Cyst: jaw cavity without epithelial lining

Question 3

Treatment involves curettage of the lesion to promote new bone formation.
Which of the following diagnoses best fits this presentation?
A. Periapical Cyst
B. Odontogenic Keratocyst
C. Simple Bone Cyst
D. Nasopalatine Duct Cyst

Answer 3

C - Simple Bone Cyst: treatment by curettage to stimulate bone regeneration

Question 4

An asymptomatic adult has a static lingual bone defect below the mandibular canal on imaging.
Which of the following diagnoses best fits this presentation?
A. Periapical Cyst
B. Odontogenic Keratocyst
C. Nasopalatine Duct Cyst
D. Stafne Bone Cyst

Answer 4

D - Stafne Bone Cyst: static lingual bone defect below mandibular canal

Question 5

MRI shows a mandibular defect filled with salivary gland tissue adjacent to the submandibular gland.
Which of the following diagnoses best fits this presentation?
A. Stafne Bone Cyst
B. Periapical Cyst
C. Odontogenic Keratocyst
D. Nasopalatine Duct Cyst

Answer 5

A - Stafne Bone Cyst: filled with salivary gland tissue on imaging

Question 6

A diagnosis requires no treatment as the osseous defect remains static over years.
Which of the following diagnoses best fits this presentation?
A. Periapical Cyst
B. Stafne Bone Cyst
C. Odontogenic Keratocyst
D. Nasopalatine Duct Cyst

Answer 6

B - Stafne Bone Cyst: no treatment required

Question 7

A patient presents with a rapidly expanding jaw lesion; imaging reveals a blood-filled cystic space.
Which of the following diagnoses best fits this presentation?
A. Periapical Cyst
B. Odontogenic Keratocyst
C. Aneurysmal Bone Cyst
D. Nasopalatine Duct Cyst

Answer 7

C - Aneurysmal Bone Cyst: blood-filled lesion with blown-out appearance in jaw

Question 8

Histology of a jaw lesion shows numerous multinucleated giant cells and blood-filled spaces.
Which of the following diagnoses best fits this presentation?
A. Periapical Cyst
B. Odontogenic Keratocyst
C. Nasopalatine Duct Cyst
D. Aneurysmal Bone Cyst

Answer 8

D - Aneurysmal Bone Cyst: multinucleated giant cells on histology

Question 9

Definitive treatment involves surgical curettage or resection of the lesion.
Which of the following diagnoses best fits this presentation?
A. Aneurysmal Bone Cyst
B. Periapical Cyst
C. Odontogenic Keratocyst
D. Nasopalatine Duct Cyst

Answer 9

A - Aneurysmal Bone Cyst: treatment by curettage or resection