15.6 - Thyroiditis Flashcards
1
Q
hashimoto thyroiditis is associated with what HLA?
A
HLA-DR5
2
Q
what antibodies are often present in hashimoto thyroiditis?
A
- antithyroid peroxidase
- antithyroglobulin
3
Q
what histology is seen in hashimoto thyroiditis?
A
- chronic inflammation with germinal centers
- hurthle cells
4
Q
hashimoto thyroiditis carries an increased risk of progression to ______________
A
B cell (marginal zone) lymphoma
5
Q
- chronic inflammation with germinal centers
- hurthle cells
A
hashimoto thyroiditis
6
Q
granulomatous thyroiditis following a viral infection
A
subacute granulomatous (de quervain) thyroiditis
7
Q
chronic inflammation with extensive fibrosis of the thyroid gland
A
riedel fibrosing thyroiditis
8
Q
- young female
- hard as wood nontender thyroid
A
riedel fibrosing thyroiditis
9
Q
riedel fibrosing thyroiditis clinically mimics ____________
A
anaplastic carcinoma
