Patterns of Benign and Malignant Lesions of the Thyroid in Two Wilayahs of Northeastern Algeria

Table 1

Histopathological definition of cases.

	District of Guelma					District of El-Taref
	Men		Women		M/F ratio	Men		Women		M/F ratio
	Number	%	Number	%		Number	%	Number	%
All lesions	42	8.33	256	50.79	1 : 6.1	15	2.98	191	37.9	1 : 12.7
Nonneoplastic
Hyperplasia	11	2.18	74	14.68	1 : 6.7	10	1.98	149	29.56	1 : 14.9
Thyroiditis
Hashimoto’s	0	0.00	2	0.4	—	0	0.00	4	0.79	—
Lymphocytic	0	0.00	11	2.18	—	0	0.00	2	0.4	—
Other	4	0.79	2	0.4	1 : 0.5	0	0.00	6	1.19	—
Neoplastic
Follicular adenoma	11	2.18	58	11.51	1 : 5.3	0	0.00	8	1.59	—
Hyalinizing trabecular tumors	0	0.00	7	1.39	—	0	0.00	0	0.00	—
Papillary carcinoma	9	1.78	85	16.86	1 : 9.4	5	0.99	14	2.78	1 : 2.8
Follicular carcinoma	6	1.19	15	2.98	1 : 2.5	0	0.00	7	1.39	—
Medullary carcinoma	0	0.00	1	0.20	—	0	0.00	1	0.2	—
Anaplastic carcinoma	1	0.20	1	0.20	1 : 1	0	0.00	0	0.00	—