Head and neck CT scan may be diagnostic of salivary gland tumors. Findings on CT scan suggestive of salivary gland tumors include bony, local and, perineural invasion, and lymph node metastasis.
Salivary gland tumor CT
Salivary gland tumor MRI
Salivary gland tumor fine-needle aspiration biopsy 
Salivary gland tumor ultrasound
Anaplastic thyroid cancer biopsy
Follicular thyroid cancer MRI
Hamartoma CT
Thyroid nodule CT