Anatomy of Palatine tonsil

Palatine tonsil

1. PALATINE TONSILS

2. INTRODUCTION

3. WALDEYER’S RING

4. SITUATION

5. TONSILLAR BED

6. SIZE In Children- Enlarged Adults- Diminished Tonsils are infected frequently, hence the exact size cannot be determined.

7. PRESENTING PARTS Two Surfaces - Medial - Lateral Two Borders - Anterior -Posterior Two Ends - Upper end - Lower end

8. Medial Surface Tonsillar pits Intra- tonsillar cleft Embryonic folds Plica triangularis Plica semilunaris

9. Lateral/ Deep Surface

10. Anterior & Posterior Border

11. Upper & Lower Ends

12. Factors keeping the tonsils in position Suspensory ligaments of the tonsil Attachment of Palatopharyngeus and Palatoglossus muscles to the fibrous capsule of the tonsils. Peri - Vascular stalks.

13. Arterial Supply

14. Venous Drainage

15. Lymphatic Drainage Jugulo digastric group of upper deep cervical lymph nodes. Principal node of tonsil

16. CHRI 18 Nerve supply Glossopharyngeal nerve Greater & Lesser palatine nerves

17. Applied Anatomy Tonsillitis Paratonsillar abscess

18. Applied Anatomy Tonsillectomy Bleeding during tonsillectomy – Paratonsillar vein Otalgia