Bone Pathology 2

Question 1

hyperparathyroidism

Answer 1

overactivity of parathyroid gland seeing excess parathyroidhormone released
results in increased osteoclast activity to release bone calcium

Question 2

name 3 impacts of hyperparathyroidism

Answer 2

• secondary osteoporosis
• brown tumours
• metastatic calcification (kidney stones, salivary gland stones)

Question 3

brown tumours

Answer 3

osteitis fibrosa cystica
can appear as large radiolucencies in mandible
consequence of hyperparathyroidism

Question 4

what are the 3 types of hyperparathyroidism

Answer 4

primary - neoplasm, hyperplasia
secondary - hypocalcaemia e.g vit D deficiency
tertiary - chronic secondary leading to hyperplasia

Question 5

primary hyperparathyroidism

Answer 5

most commonly seen in post menopausal women and due to parathyroid adenoma

Question 6

pagets disease

Answer 6

metabolic bone disease seeing large but weak bones

Question 7

monostotic vs polyostotic

Answer 7

mono - only affects one bone
poly - multiple bones

Question 8

radiographic appearance of pagets disease

Answer 8

varied bone pattern - changes as disease progresses radiolucent/ mixed/ radiopaque
dentally - loss of lamina dura, hypercementosis, migration (due to bone enlargement)

Question 9

name 3 benign bone tumours

Answer 9

osteoma
osteoblastoma
ossifying fibroma

Question 10

name a bone malignancy

Answer 10

osteosarcoma

Question 11

name 2 cementum lesions

Answer 11

cementoblastoma
cemento-osseous dysplasia

Question 12

will teeth associated with cemento-osseous dysplasias be vital or non vital

Answer 12

vital