Article Figures & Data
Figures
- Figure 1
- Representative pictures for common benign thyroid lesions: A) 20X benign follicular cells forming monolayered macro-follicles; B) 20X Colloid lesion. C) 10X benign follicular cells with background of colloid; D) 10X Hashimoto’s (lymphocytic) thyroiditis; E) 20X Hashimoto’s (lymphocytic) thyroiditis; and F) 20X Pap stain shows benign follicular cells and hemosiderin laden macrophages.
- Figure 2
- Representative pictures for common malignant thyroid lesions: A) 20X Suspicious thyroid neoplasm; B) 10X Suspicious of follicular neoplasm; C) 20X Suspicious of follicular neoplasm; D) X20 anaplastic thyroid carcinoma E) 40X Pap stain papillary thyroid carcinoma, nuclear enlargement, irregular nuclear contour, and powdery chromatin and nuclear grooves; F) 40X papillary thyroid carcinoma with nuclear pseudoinclusion
Tables
- Table 1
- The cytological pattern of thyroid lesions in Najran, Saudi Arabia according to Bethesda guidelines.
Bethesda diagnostic categories Pathological diagnosis n % I Non-diagnostic or unsatisfactory (76 cases, 5.6%) Inadequate material 76 5.6 II Benign (981, 72.5%) Follicular nodule 535 39.5 Colloid nodule 159 11.8 Hashimoto’s thyroiditis 287 21.2 III Atypia of undetermined significance or follicular lesion of undetermined significance (32, 2.4%) Cell atypia 32 2.4 IV Follicular neoplasms, suspicious follicular neoplasm, or Hürthle cell type (14, 1.0%) Follicular neoplasms or suspicious follicular neoplasm 11 0.8 Hürthle cell follicular neoplasm 3 0.2 V Suspicious for malignancy (107, 7.9%) Suspicious for malignancy 107 7.9 VI Malignancy (143, 10.6%) Papillary carcinoma 138 10.2 Anaplastic carcinoma 5 0.4 Total 1353 100 Pathological diagnosis Total number of cases Female Male Percentages n % Percentages n % Follicular nodule 535 39.5 418 36.7 39.45 117 54.4 Hashimoto’s thyroiditis 287 21.2 266 23.4 10.2 24 11.2 Colloid nodule 159 11.8 138 12.1 11.8 21 9.8 Papillary carcinoma 138 10.2 114 10.0 21.2 21 9.8 Suspicious for malignancy 107 7.9 89 7.8 7.9 18 8.4 Inadequate material 76 5.6 67 5.9 5.6 9 4.2 Cell atypia 32 2.4 29 2.5 2.4 3 1.4 Follicular neoplasms or suspicious follicular neoplasm 11 0.8 10 0.9 0.8 1 0.5 Anaplastic carcinoma 5 0.4 5 0.4 0.2 1 0.5 Hürthle cell follicular neoplasm 3 0.2 2 0.2 0.4 0 0.0 Total 1138 100 215 100 Pathological diagnosis Total number of cases Female Group 1 0-20 Y Group 2 21-40 Y Group 3 41-60 Y Group 4 >60 Y Follicular nodule 535 418 0 92 251 75 Hashimoto’s thyroiditis 287 266 0 139 115 12 Colloid nodule 159 138 4 61 69 4 Papillary carcinoma 138 114 0 29 83 2 Suspicious for malignancy 107 89 0 11 71 7 Inadequate material 76 67 3 17 18 29 Cell atypia 32 29 0 9 20 0 Follicular neoplasms or suspicious follicular neoplasm 11 10 0 2 7 1 Anaplastic carcinoma 5 5 0 5 0 0 Hürthle cell follicular neoplasm 3 2 0 0 2 0 Total 1353 1138 7 365 636 130 Percentage 0.6 32.1 55.9 11.4 Y: years
Pathological diagnosis Total number of cases Male Group 1 0-20 Y Group 2 21-40 Y Group 3 41-60 Y Group 4 >60 Y Follicular nodule 535 117 0 67 31 19 Papillary carcinoma 138 24 0 16 1 7 Colloid nodule 159 21 0 15 6 0 Hashimoto’s thyroiditis 287 21 0 4 16 1 Suspicious for malignancy 107 18 0 9 3 6 Inadequate material 76 9 1 1 2 5 Cell atypia 32 3 0 3 0 0 Follicular neoplasms or suspicious follicular neoplasm 11 1 0 0 1 0 Hürthle cell follicular neoplasm 3 1 0 0 1 0 Anaplastic Carcinoma 5 0 0 0 0 0 Total 1353 215 1 115 61 38 Percentage 0.5 53.5 28.4 17.7 Y: year
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