30 Questions
What is the most important muscle to scan in pediatric patients?
Sternocleidomastoid muscle
What is the typical appearance of the carotid artery on ultrasound?
Hyperechoic walls and an echo-free center
What is the typical appearance of the thyroid gland on transverse ultrasound scans?
Triangular
What is the typical size range for a normal thyroid gland?
15-20 mm thick, 20-25 mm in width, and 30-50 mm in length
Which of the following is a key feature of the jugular vein on ultrasound?
Lateral position relative to the carotid artery
Which of the following is the most common cause of thyroid enlargement?
Autoimmune thyroiditis
What ultrasound feature is most suggestive of a benign thyroid adenoma?
Isoechoic nodule with a halo sign
Which of the following ultrasound features is most concerning for thyroid malignancy?
Heterogeneous nodule with irregular borders and microcalcifications
What is the most common type of thyroid cyst?
Simple cyst
Which of the following is a key ultrasound feature of autoimmune thyroiditis?
Diffusely enlarged thyroid gland with hypoechoic parenchyma
What is the characteristic appearance of a simple renal cyst on ultrasound?
Spherical or ovoid anechoic lesion with thin, smooth walls and posterior acoustic enhancement
Which of the following is a common imaging finding in congenital polycystic kidney disease?
Multiple bilateral renal cysts of varying sizes and complexity
What is the typical ultrasound appearance of a renal angiomyolipoma?
Hyperechoic solid mass with internal vascularity and absence of acoustic shadowing
Which of the following ultrasound features is suggestive of a hydatid cyst?
Heterogeneous cystic lesion with thick, irregular walls and internal echoes
What is the primary role of ultrasound in evaluating focal renal masses?
To differentiate benign cysts from solid renal neoplasms
Which of the following ultrasound features is suggestive of a complex renal cyst?
Heterogeneous cystic lesion with thick, irregular walls and internal echoes
What is the advantage of using ultrasound in evaluating renal lesions?
It is a radiation-free modality
Which of the following is a common cause of a solid renal mass?
Renal cell carcinoma
What is the primary role of ultrasound in evaluating renal cysts?
To characterize the degree of complexity of the cyst
Which of the following ultrasound features is suggestive of a benign renal lesion?
Anechoic cystic lesion with thin, smooth walls and posterior acoustic enhancement
According to TI-RADS, what is the risk of malignancy for a TR5 nodule?
35%
Which of the following compositions would be classified as TI-RADS 1 (benign)?
Spongiform nodule
Based on the TI-RADS system, which feature is not used to determine the risk level?
Size
Which statement about cystic thyroid nodules is correct?
Cystic nodules are classified as TI-RADS 1 and no further evaluation is needed
What is the recommended management for a TR3 nodule larger than 2.5 cm?
Fine needle aspiration (FNA)
Which of the following statements about solid thyroid nodules is incorrect?
All solid nodules are classified as TI-RADS 5
According to TI-RADS, which of the following nodules would be classified as benign and require no further evaluation?
A spongiform nodule with at least 50% tiny cystic components
Which of the following ultrasound features would contribute to a higher TI-RADS score?
Irregular margins
According to the TI-RADS system, which of the following nodules would require immediate biopsy?
A TR5 nodule larger than 5 mm
Which of the following statements about mixed cystic and solid thyroid nodules is correct?
They require further evaluation using TI-RADS features
Learn about the appearance of haemorrhage, abscess, and enlargement in the thyroid gland on ultrasound images. Understand the causes of thyroid enlargement and different patterns seen in ultrasound imaging.
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