Thyroid Pathology Flashcards

1
Q

Best diagnostic procedure for a COLD thyroid nodule

A

Fine needle aspiration and cytology

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2
Q

Cytology findings for Lymphocytic/Hashimoto’s Thyroiditis

A

Hurthle (Epithelial) cells

Mixture of large and small lymphocytes

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3
Q

Cytology findings for Thyroid Papillary Carcinoma

A

Cohesive papillary groups
Calcifications or Psammoma bodies
Nuclear grooves
Intranuclear inclusions

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4
Q

Benign thyroid neoplasm; COMPLETELY encapsulated nodule composed of Follicular cells; excision required for definite diagnosis

A

Follicular Adenoma

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5
Q

Histologic findings for Follicular Adenoma

A

Encapsulated
Follicular or Hurthle cells

*NO invasion of capsule or blood vessels, unlike Follicular Thyroid CARCINOMA

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6
Q

Histologic findings for Papillary Thyroid Carcinoma

A

Crowded cells
Irregular nuclear contour
Disperse chromatin
Psammoma bodies

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7
Q

Histologic findings for Follicular Thyroid Carcinoma

A

Follicular or Hurthle cells
INVADES capsule and blood vessels*

*difference from Follicular Adenoma

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8
Q

Histologic findings for Medullary Thyroid Carcinoma

A

Neuroendocrine appearance
Round/oval cells
Amyloid

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