What does parotid ultrasound show?

What does parotid ultrasound show?

It can demonstrate whether a lesion is located in the parotid gland or outside. It can help in differentiating benign from malignant neoplasms and local staging of the mass in malignant lesions. In addition, ultrasound can identify those entities that may not need surgical intervention.

How do you scan a parotid gland ultrasound?


  1. Tip the patient’s head back for better access.
  2. Assess the gland’s echogenicity.
  3. Due to it’s fat content, the parotid will be more attenuative than the submandibular gland.
  4. Compare both sides if necessary.
  5. Scan the entirety of the gland from midline to lateral several times to assess :

How is parotitis diagnosed?

Parotitis is a clinical diagnosis. If drainage from Stensen duct is present, send a specimen for Gram stain and culture and sensitivity if bacterial parotitis is suspected. Serum amylase levels will be elevated in many cases but are nonspecific.

Can you see salivary glands on ultrasound?

Ultrasound is the initial imaging method for salivary gland swellings. The deep lobe of the parotid is difficult to be examined using ultrasound (U/S). U/S has higher accuracy in delineating benign and malignant salivary gland tumors [2]. In acute inflammation, we use ultrasound to look for sialolithiasis or abscesses.

What is a parotid cyst?

A parotid cyst is a painless swelling or mass Forms in the major salivary glands, also known as the parotid glands. Although the specific cause of this condition is unknown, parotid cysts commonly occur in patients with HIV.

Can lymphoma spread to parotid gland?

Approximately a quarter of all lymphomas on the extra nodes develop in the head and neck, principally in the parotid glands, tonsils and pharynx7. Among tumors of the parotid, the prevalence of lymphoma is rare, representing 1% to 4% of cases8.

What is a parotid tumor?

Parotid tumors are abnormal growths of cells (tumors) that form in the parotid glands. The parotid glands are two salivary glands that sit just in front of the ears on each side of the face. Salivary glands produce saliva to aid in chewing and digesting food.

What is warthin tumor?

Warthin tumor is a benign tumor of the salivary gland. The first symptom is usually a painless, slow-growing bump in front of the ear, on the bottom of the mouth, or under the chin. Warthin tumors may increase in size over time, but few become cancerous.

How can you tell the difference between viral and bacterial parotitis?

Acute bacterial parotitis: The patient reports progressive painful swelling of the gland and fever; chewing aggravates the pain. Acute viral parotitis (mumps): Pain and swelling of the gland last 5-9 days. Moderate malaise, anorexia, and fever occur. Bilateral involvement is present in most instances.

Parotid gland masses include benign tumours, malignant tumours and chronic inflammatory diseases. Identification of benign or malignant lesions is linked with management. Ultrasound plays an important role in the diagnosis of space-occupying lesions.

Where is oncocytoma found?

Renal oncocytoma is a noncancerous (benign) growth in one or both of your kidneys. These lesions may not cause symptoms or need treatment. Healthcare providers often discover renal oncocytomas accidentally while performing diagnostic tests for another issue.

Can you see a salivary gland tumor on an ultrasound?

ULTRASOUND SCAN This uses sound waves and helps the doctor to see salivary gland cancer. An ultrasound scan can show if a cancer is benign or malignant.