Morbidity of the tumours of the sphere head and neck in Bamako

: This work reports the results of one year (November 2004-October 2005) descriptive study of tumours located in the head and neck areas in the ENT department of the University-Hospital of Gabriel Toure in Bamako. Were included in the study patients whose files showed epidemiology data: age, sex, profession, residence and period of the medical checking, and exposition factors: anatomic location, results of histology and image data of the tumours. Where excluded from the study the patients whose file were not completed and those that have had eye and brain tumours From the data base of the department, a total of 60 cases of tumours were monitored and 25 others cases were excluded according to the criteria. Among the 60 cases, 24 tumours (40%) were malign and 36 were benign. Goiter was the most found benign tumor according to the results of the hystology analysis. In most cases (15 out of 36, 41.67%) the histology analysis showed an colloid adenoma Other rare tumors like rhinoscleroma (5 cases out of 36, 13.89%), nose invertus papilloma (2 cases out of 36, 5.55%) where found. These were easily diagnosed and treated. In the group of malign tumors, the pharyngolaryngeal cancer was the most found (11 cases out of 24) and the most predominant histology of these cancers was the epidermoid carcinoma. Two of these cancers were found in patients below fifteen years of age, but no other risk factors like expositions was noted in the files of these two patients. Other malign tumors have been found: nose and sinusal cancers and thyroid carcinoma. In most cases these tumors were diagnosed at an advanced stage.