Introduction. Acute appendicitis is the most frequent abdominal surgical urgency in schoolchildren. It is estimated that 8% of the population undergoes an appendectomy procedure and about one third of patients are under 18 years. Objective. To determine the frequency of presentation in appendicitis in a Pediatric Hospital. Methodology. We performed an observational, analytical, cross–sectional, retrospective review of pediatric patients with appendectomy, using the Pearson chi–square test, accepting a p<0.05. Results. 30 cases where male gender was more prevalent (70%), showing abended and perforated appendicitis without relation to previous drug intake (p>0.05). Conclusion. The male gender tends to be more present with appendicitis, the time of diagnosis and hospital stay are of vital importance in the complication of this.