Appendicitis

Hospital Tawau surgical team

Appendicitis - inflammation of appendix.

Etiology :Obstruction of lumen of the appendix. May varies from fecalith,seeds, intestinal worms, lymphadenitis...etc.

obstruction ->intraluminal P incr. ->distention-> decr. blood flow->ischemia->necrosis

Usual complication is perforation
a)localised- appendical phlegm with possible abscess formation
b)generalised-peritonitis

Symptoms:
-Migratory RIF pain
-Anorexia
-Nausea and vomiting

Signs:
-RIF tenderness (Rovsing's sign)
-Psoas sign..depends on location of the appendix tail
-Obturator sign..S as A
-Rebound tenderness
-Pain in McBurney's point
-Fever

Diagnosis
Based on symptoms ,physical examination ,lab test shows leukocytosis with shift to the left
For diffenrential diagnosis: -Ultrasound
-CT scan
-MRI -all show enlarged appendix

Treatment
Appendectomy- by laparoscopy or laparotomy
administration of antibiotic ~30min prior to surgery

Notes- appendicitis is most common emergency surgery
- negative appendectomy is removing non-inflammated appendix

Disclaimer: This notes is only for my revision. I will not take any responsibility for any future
misdiagnosis or any medical misunderstanding regarding this notes.