Rapid Acquisition Of Key Concepts - Breast And Endocrine
Apr 11, 2024
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American Thyroid Association Sonographic Patterns and Estimated Risk of Malignancy for Thyroid Nodules
Breast Imaging Reporting And Database System (BI-RADS)
Classification of Breast Ductal Carcinoma In situ
Tirads Reporting System
American Thyroid Association Sonographic Patterns and Estimated Risk of Malignancy for Thyroid Nodules
American Thyroid Association Sonographic Patterns and Estimated Risk of Malignancy for Thyroid Nodules
SONOGRAPHIC PATTERN SONOGRAPHIC FEATURES ESTIMATED RISK OF MALIGNANCY CONSIDER BIOPSY High Suspicion Solid hypoechoic nodule or solid hypoechoic component of a partially cystic nodule with one or more of the following features: irregular margins (infiltrative, micro lobulated), microcalcifications, taller than wide shape, rim calcifications with small extrusive soft tissue component, evidence of extrathyroidal extension > 70-90 ≥ 1 cm Intermediate suspicion Hypoechoic solid nodule with smooth margins without micro calcifications, extrathyroidal extension, or taller than wide shape 10-20 ≥ 1 cm Low suspicion Isoechoic or hyperechoic solid nodule or partially cystic nodule with eccentric solid areas without microcalcification, irregular margin or extrathyroidal extension, of taller than wide shape 5-10 ≥ 1.5 cm Very low suspicion Spongiform or partially cystic nodules without any of the sonographic features described in low, intermediate, or high suspicion patterns <3 ≥ 2 cm Benign Purely cystic nodules (no solid component) <1 No Biopsy
Also Read: Thyroid, Parathyroid And Adrenal Image Based Question
Breast Imaging Reporting And Database System (BI-RADS)
|
Breast imaging reporting and Database System (BI-RADS) |
|||
|
Category |
Assessment |
Probability of malignancy |
Follow-up recommendation |
|
0 |
Assessment in incomplete |
Not applicable |
Need for additional imaging evaluation and/or prior mammograms of comparison |
|
1 |
Negative |
Essentially 0% |
Routine annaul screening mammography (for women over age 40) |
|
2 |
Beningn finding(s) |
Essentially 0% |
Routine annaul screening mammography (for women over age 40) |
|
3 |
Probably benign finding |
>0% but ≤ 2% |
Initial short-term follow up (Usually 6 months) examination |
|
4 |
Suspicious abnormality 4a: Finding needing intervention with a low suspicion for malignancy 4b: Intermediate suspicion of malignancy 4c: Findings of moderate concern, with high suspicion of malignancy |
>2 to ≤ 10% >10 to ≤ 50% >50% to < 95% |
Biopsy should be considered |
|
5 |
Highly suggestive of malignancy |
≥ 95% |
Requires biopsy or surgical treatment |
|
6 |
Know biopsy – proven malignancy |
Not applicable |
Category reserved for lesions identified on imaging study with biopsy proof of malignancy prior to definitive therapy |
Also Read: High-Yield NEET SS Surgery Breast and Endocrine Questions
Classification of Breast Ductal Carcinoma In situ
Determining Characteristics Histologic Subtype Nuclear Grade Necrosis DCIS Grade Comedo High Extensive High Intermediate Intermediate Focal or Absent Intermediate Non comedo Low Absent Low
Also Read: Prune Belly Syndrome (Eagle Belly Syndrome)
Tirads Reporting System
|
COMPOSITION (Choose 1) Cystic 0 Spongiform 0 Mixed cystic and solid 1 Solid 2 |
ECHOGENICITY (Choose 1) Anechoic 0 Hyperechoic or Isoechoic 1 Hypoechoic 2 Very Hypoechoic 3 |
SHAPE (Choose 1) Wider-than tall 0 Taller-than-wide 3 |
MARGIN (Choose 1) Smooth 0 Ill-defined 0 Lobulated or irregular 2 Extra-thyroidal extension 3 |
ECHOGENIC FOCI (Choose All that Apply None or large comet-tail artifacts Macrocalcifications Peripheral (rim) calcifications Punctate echogenic foci |
|
Add Points For TI-RADS level |
||||
|
0 Point |
2 Points |
3 Points |
4 or 6 Points |
7 Points or more |
|
TR1 Benign No FNA |
TR2 Not Suspicious No FNA |
TR3 Mildly Suspicious FNA if > 2.4 cm Follow if > 1.5 cm |
TR4 Moderately Suspicious FNA if > 1.5 cm Follow if > 1 cm |
TR5 Highly suspicious FNA if > 1 cm Follow if > 0.5 cm |
Also Read: Principle of Thyroid Surgery
American Thyroid Association Sonographic Patterns and Estimated Risk of Malignancy for Thyroid Nodules
SONOGRAPHIC PATTERN SONOGRAPHIC FEATURES ESTIMATED RISK OF MALIGNANCY CONSIDER BIOPSY High Suspicion Solid hypoechoic nodule or solid hypoechoic component of a partially cystic nodule with one or more of the following features: irregular margins (infiltrative, micro lobulated), microcalcifications, taller than wide shape, rim calcifications with small extrusive soft tissue component, evidence of extrathyroidal extension > 70-90 ≥ 1 cm Intermediate suspicion Hypoechoic solid nodule with smooth margins without micro calcifications, extrathyroidal extension, or taller than wide shape 10-20 ≥ 1 cm Low suspicion Isoechoic or hyperechoic solid nodule or partially cystic nodule with eccentric solid areas without microcalcification, irregular margin or extrathyroidal extension, of taller than wide shape 5-10 ≥ 1.5 cm Very low suspicion Spongiform or partially cystic nodules without any of the sonographic features described in low, intermediate, or high suspicion patterns <3 ≥ 2 cm Benign Purely cystic nodules (no solid component) <1 No Biopsy
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