RESUMEN
Pheochromocytoma is a neoplosia of chromaffin cells that is very rare in children. Its signs and symptoms result from the release of catecholamine. It is usually a solitary, unilateral encapsulated tumor. The predominant clinical findings are crises of hypertension, palpitation, abdominal pain, paleness, vomiting, sweating, and weight loss. Its diagnosis requires a certain degree of suspicion. Case report: We report on a 3-year-old child with pheochromocytoma of difficult clinical management. Diagnosis was confirmed by anatomicophathological study. The patient recovered after surgical resection of the tumor. The patient was a rare case of pheochromocytoma, his problems being especially hypertension and was cured after surgical resection of the tumor. This demonstrates the beneficial effect of early diagnosis and treatment