Histology Course S I 10 Department of Pathology, University of Zurich Histokurs

S I 10 acute ulcero-phlegmonous appendicitis HE further information (German) on HiPaKu
  ICD-10: K35.9

10-year-old boy with acute right lower quadrant abdominal pain, rebound tenderness and fever. Appendectomy.

- Appendix with mesentery
- The appendix wall is thickened.
- The lumen of the appendix is filled with pus.
- The mucosa is ulcerated to a large extent.
- Leukocytes can be found in all wall layers (abscess)
- There is inflammatory infiltration of the mesentery