Ento Key

Fig. 5.1 MRI revealed a 42 × 25 × 25 mm lesion on the right side of oral tongue The biopsy from the lesion in the tongue revealed well-differentiated squamous cell carcinoma (SCC). Right…

Fig. 9.1 (a) Suspicious mucosal thickening in supraglottic area on MRI. (b–d) Large conglomerate of coalesced nodal metastases measuring 5 × 2.9 × 5 cm at about the hyoid level on PET/CT images He…

Fig. 6.1 (a–d) MRI sagittal (a) and coronal (b) and axial (c) images and PET-CT (d) display left nasopharyngeal lesion filling the Rosenmuller fossa invading through the pharyngobasilar fascia and…

Fig. 7.1 MRI (a) axial and coronal images and PET-CT (b) display an oropharyngeal left palatine tonsillar tumor extending superiorly to left anterior tonsillar pillar, anterior inferiorly to base of…

Level Lymphatics Ia Submental lymphatics Ib Submandibular lymphatics II Upper jugular lymph nodes III Middle jugular lymph nodes IV Lower jugular lymph nodes (transverse cervical) V Spinal accessory chain lymph…

Fig. 11.1 Multiple hypermetabolic lymph nodes on left levels IIA, IIB, and III A biopsy was performed from these lymph nodes confirming the metastatic carcinoma of squamous cell type. He…

Fig. 8.1 Diagnostic images demonstrating a 30 × 22 × 17 mm lesion originating from the right pyriform sinus and invading the larynx (arrow) through the arytenoid cartilage (a, magnetic resonance imaging; b, FDG-positron…

Location Clinically N+ (%) Clinically N−, pathologically N+ (%) Glottic larynx – 15 Supraglottic larynx 39 26 Piriform sinus 49 59 Pharyngeal wall 50 37 Oral tongue 12 33 Floor…

Fig. 10.1 MRI revealed a 2.9 × 2.2 cm lesion in the intersection of deep and superficial lobes of the left parotid gland, as well as lymphadenopathies in levels Ib, II, and…

Fig. 12.1 Radiation-induced mucositis with incipient breakdown of the buccal mucosa (Reproduced with permission of Springer Science and Business Media) Minimizing the exposure of affected mucosa by tobacco, alcohol, or…