SCCa, Unknown Primary Site
SCCa, Unknown Primary Site Deborah R. Shatzkes, MD Key Facts Terminology SCCa in cervical lymph node with clinically occult primary site Carcinoma of unknown primary (CUP) Imaging CECT or MR…
HEAD & NECK IMAGING
Sinonasal Melanoma
Sinonasal Melanoma Michelle A. Michel, MD Key Facts Terminology Neural crest cell malignancy arising from melanocytes in sinonasal mucosa Imaging Soft tissue mass in nasal cavity > paranasal sinuses with…
Sinonasal Chondrosarcoma
Sinonasal Chondrosarcoma Michelle A. Michel, MD Key Facts Imaging Arises from maxilla, nasal septum, & skull base Nasal septum location: Posterosuperior vomer Bone CT: Chondroid matrix calcification & narrow bony…
Sinonasal Adenocarcinoma
Sinonasal Adenocarcinoma Michelle A. Michel, MD Key Facts Terminology Malignant neoplasm with glandular differentiation, or arising from surface epithelium or minor salivary rests Imaging Predilection for nasal cavity & ethmoid…
Sinonasal Undifferentiated Carcinoma
Sinonasal Undifferentiated Carcinoma Michelle A. Michel, MD Key Facts Terminology Sinonasal undifferentiated carcinoma (SNUC) Rare, aggressive, sinonasal nonsquamous cell epithelial or nonepithelial malignant neoplasm of varying histogenesis Imaging Aggressive sinonasal…
Sinonasal Adenoid Cystic Carcinoma
Sinonasal Adenoid Cystic Carcinoma Michelle A. Michel, MD Key Facts Terminology Malignant salivary type of adenocarcinoma Imaging Location: Maxillary > nasal cavity Low grade: Solidly enhancing, well-defined soft tissue mass…
SCCa Complicating Inverted Papilloma
SCCa Complicating Inverted Papilloma Michelle A. Michel, MD Key Facts Terminology Development of carcinoma within otherwise benign IPap (synchronous) or at site of prior IPap resection (metachronous) Imaging Bone CT:…
Complications of Neck Radiation Therapy
Complications of Neck Radiation Therapy Christine M. Glastonbury, MBBS Key Facts Terminology Uncommon, unwanted side effects from radiation therapy (XRT) seen in small proportion of patients Imaging Potentially involves any…
Supraglottic Laryngeal SCCa
Supraglottic Laryngeal SCCa Patricia A. Hudgins, MD Key Facts Terminology Mucosal SCCa arising in supraglottic (SG) larynx Imaging CECT: Moderately enhancing mass arising from mucosa of supraglottis subsite Epiglottis, AE…
MR in Head & Neck Cancer
MR in Head & Neck Cancer Michelle A. Michel, MD Key Facts Clinical Implications MR is optimal imaging tool for precise delineation of tumor margins and identifying perineural tumor, vascular…
