thyroid epithelial tumors

Digital case

 JRC:2664 : Hyalinizing trabecular adenoma.
 JRC:2667 : Poorly differentiated (insular) carcinoma.

Types

A. Benign thyroid epithelial tumors: thyroid adenomas

1. thryoid follicular adenoma (thryoid vesicular adenoma)
2. Others

• hyalinizing trabecular adenoma

B. Malignant thyroid epithelial tumors: thyroid carcinomas

1. thyroid follicular carcinoma

• minimally invasive
• widely invasive
• poorly differentiated

2. thryoid papillary carcinoma

• papillary microcarcinoma
• follicular variant
• diffuse sclerosing variant

3. thyroid medullary carcinoma

• mixed medullary-follicular carcinoma

4. Undifferentiated carcinoma - anaplastic carcinoma

5. Others

 SETTLE (spindle epithelial tumor with thymus-like differentiation)

See also

 Thyroid

• thyroid tumors