Imaging in Otolaryngology

Hypopharynx, Larynx, and Trachea Overview

Summary Thoughts: Hypopharynx & Larynx The hypopharynx and larynx both begin at the lower margin of the oropharynx and end at the lower margin of the cricoid cartilage. The hypopharynx is part of the digestive tract, carrying food and liquids…

Lateral Cervical Esophageal Diverticulum

KEY FACTS Terminology Synonym: Killian-Jamieson diverticulum Lateral outpouching from proximal cervical esophagus below cricopharyngeus muscle Imaging Small, smoothly marginated lateral sac Usually unilateral , left sided Bilateral in 25%; rarely unilateral, right sided Diameter: 0.2-5.0 cm; average: 1.4 cm Barium…

Colloid Cyst of Thyroid

KEY FACTS Terminology Synonym: Colloid nodule Definition: Fluid lesion of thyroid containing stored form of thyroid hormone (colloid) You’re Reading a Preview Become a Clinical Tree membership for Full access and enjoy Unlimited articles Become membership If you are a…

Esophagopharyngeal Diverticulum (Zenker)

KEY FACTS Terminology Mucosa-lined outpouching of posterior hypopharynx Posterior pulsion diverticulum above cricopharyngeus You’re Reading a Preview Become a Clinical Tree membership for Full access and enjoy Unlimited articles Become membership If you are a member. Log in here

Cervical Esophageal Carcinoma

KEY FACTS Terminology Definition: Carcinoma affected cervical portion of esophagus > 95% are squamous cell carcinoma (SCCa) You’re Reading a Preview Become a Clinical Tree membership for Full access and enjoy Unlimited articles Become membership If you are a member.…

Thyroglossal Duct Cyst Carcinoma

KEY FACTS Terminology Definition: Malignant tumor arising from remnants of embryologic thyroglossal duct (TGD) You’re Reading a Preview Become a Clinical Tree membership for Full access and enjoy Unlimited articles Become membership If you are a member. Log in here

Non-Hodgkin Lymphoma of Thyroid

KEY FACTS Terminology Thyroid non-Hodgkin lymphoma (NHL) Lymphoma arising in thyroid gland You’re Reading a Preview Become a Clinical Tree membership for Full access and enjoy Unlimited articles Become membership If you are a member. Log in here

Anaplastic Thyroid Carcinoma

KEY FACTS Terminology Synonym: Undifferentiated thyroid tumor May arise from differentiated thyroid carcinoma or multinodular goiter (MNG) You’re Reading a Preview Become a Clinical Tree membership for Full access and enjoy Unlimited articles Become membership If you are a member.…

Medullary Thyroid Carcinoma

KEY FACTS Terminology Medullary thyroid carcinoma (MTCa) Rare neuroendocrine malignancy arising from thyroid parafollicular C cells that produce calcitonin You’re Reading a Preview Become a Clinical Tree membership for Full access and enjoy Unlimited articles Become membership If you are…