Table 1.

Seven Mature Ovarian Teratomas: Histological Components Identified and Analyzed

Specific types of tissues	Specific types of tissues with lymphoid cells	Lymphoid aggregates
1a. Normal ovarian stroma/Fallopian tube	2a. Squamous epithelium with lymphoid cells	3a. Lymphoid aggregate in squamous epithelium
1b. Squamous epithelium	2b. Gastrointestinal epithelium with lymphoid cells	3b. Lymphoid aggregate in respiratory epithelium
1c. Gingival epithelium	2c. Sebaceous glands with lymphoid cells	3c. Lymphoid aggregate in gastrointestinal epithelium
1d. Respiratory epithelium	2d. Neuroglial tissue with lymphoid cells	3d. Lymphoid aggregate in gingival epithelium
1e. Gastrointestinal epithelium
1f. Sebaceous gland
1g. Salivary gland
1h. Pilar follicle
1i. Neuroglia
1j. Cerebellum
1k. Cartilage
1l. Dental bud
1m. Thymus
1n. Smooth muscle

Types of tissue dissected were as follows: case 1, 1a, 1b, 1d, 1f, 1i, 1k, 1l, 3a, and 3b; case 2, 1a, 1b, 1d, 1f, 1i, 1k, 2a, 2c, 2d, and 3b; case 3, 1a, 1b, 1d, 1e, 1i, 1k, and 1m; case 4, 1a, 1b, 1e, 1f, 1h, 1i, 1j, 1n, 3a, and 3c; case 5, 1a, 1b, 1d, 1e, 1f, 1i, 1k, 2c, and 3a; case 6, 1a, 1b, 1d, 1f, 1k, and 3b; case 7, 1a, 1b, 1c, 1f, 1g, 1i, 3a, and 3d.