EARLY GLOTTIC CANCER
DR.V.ABERAAMI
PG-II ENT
,OBJECTIVES
• Surgical anatomy
• Definition
• Etiopathogenesis
• Clinical presentation
• History and examination
• Imaging
• Staging
• Management
• Summary
,SURGICAL ANATOMY
• Extend – tip of Epiglottis to lower end of cricoid
cartilage (C6 vertebra)
• Antreolaterally – base of tongue
• Posterolaterally – hypoharynx and cervical
esophagus
• Laryngeal cartilages – 3 paired and 3 unpaired
- Thyroid -Arytenoid
- Cricoid -Cuneiform
- Epiglottis -Corniculate
, Surface mucosa of larynx
Ciliated columnar epithelium
Except vocal cord and upper part of vestibule –
Stratified squamous epithelium
Layers of vocal cord
Epithelium
Lamina propria
Vocalis
DR.V.ABERAAMI
PG-II ENT
,OBJECTIVES
• Surgical anatomy
• Definition
• Etiopathogenesis
• Clinical presentation
• History and examination
• Imaging
• Staging
• Management
• Summary
,SURGICAL ANATOMY
• Extend – tip of Epiglottis to lower end of cricoid
cartilage (C6 vertebra)
• Antreolaterally – base of tongue
• Posterolaterally – hypoharynx and cervical
esophagus
• Laryngeal cartilages – 3 paired and 3 unpaired
- Thyroid -Arytenoid
- Cricoid -Cuneiform
- Epiglottis -Corniculate
, Surface mucosa of larynx
Ciliated columnar epithelium
Except vocal cord and upper part of vestibule –
Stratified squamous epithelium
Layers of vocal cord
Epithelium
Lamina propria
Vocalis