Imaging in Otolaryngology

Lymphocele of Neck

KEY FACTS Terminology Benign lymph-filled cyst due to leaking lymphatic channels Synonyms: Lymphatic cyst, lymphocyst, chylocele, chyloma, chylous cyst, (distal) thoracic duct cyst You’re Reading a Preview Become a Clinical Tree membership for Full access and enjoy Unlimited articles Become…

Non-Hodgkin Lymphoma of Head and Neck

KEY FACTS Terminology N on- H odgkin L ymphoma (NHL) Heterogeneous lymphoreticular system malignancy H&N NHL has multiple forms Nodal, nonnodal lymphatic (Waldeyer lymphatic ring), extralymphatic (e.g., skull base, thyroid, sinuses) You’re Reading a Preview Become a Clinical Tree membership…

Posttransplantation Lymphoproliferative Disorder

KEY FACTS Terminology Posttransplantation lymphoproliferative disorder (PTLD) Uncontrolled lymphoid growth in transplant recipient on immunosuppressive therapy Disease spectrum ranges from hyperplasia to malignancy Reactive hyperplasia → polymorphic PTLD → monomorphic PTLD → Hodgkin disease & non-Hodgkin lymphoma-like PTLD You’re Reading…

Plexiform Neurofibroma of Head and Neck

KEY FACTS Terminology Plexiform neurofibroma: Architecturally complex neurofibroma involving multiple nerve fascicles Pathognomonic for neurofibromatosis type 1 (NF1) You’re Reading a Preview Become a Clinical Tree membership for Full access and enjoy Unlimited articles Become membership If you are a…

Lipoma of Head and Neck

KEY FACTS Terminology Benign neoplasm composed of mature fat 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

Prominent Thoracic Duct in Neck

KEY FACTS Terminology Synonym: Prominent, normal left lymphatic duct Definition: Normal anatomical structure draining lymph and chyle from abdomen and left chest You’re Reading a Preview Become a Clinical Tree membership for Full access and enjoy Unlimited articles Become membership…

Transspatial and Multispatial Overview

Summary Thoughts: Trans- and Multispatial Lesions Transspatial and multispatial terms are used to describe specific subsets of lesions found in the head and neck. The transspatial descriptor is used to describe a lesion that involves multiple contiguous spaces or areas…

Systemic Nodal Metastases in Neck

KEY FACTS Terminology Definition: Cervical metastatic adenopathy from infraclavicular primary tumor Virchow nodal metastasis: Left supraclavicular nodal lesion You’re Reading a Preview Become a Clinical Tree membership for Full access and enjoy Unlimited articles Become membership If you are a…

Nodal Differentiated Thyroid Carcinoma

KEY FACTS Terminology Abbreviation: Differentiated thyroid carcinoma (DTCa) Definition: Metastatic node(s) from papillary or follicular thyroid carcinoma You’re Reading a Preview Become a Clinical Tree membership for Full access and enjoy Unlimited articles Become membership If you are a member.…

Nodal Non-Hodgkin Lymphoma in Neck

KEY FACTS Terminology Non-Hodgkin lymphoma (NHL) is lymphoreticular system malignancy Multiple different NHL subtypes Multiple manifestations of NHL in H&N Nodal, nonnodal lymphatic (Waldeyer lymphatic ring), nonnodal extralymphatic NHL You’re Reading a Preview Become a Clinical Tree membership for Full…