Profile of Malignant Bone Tumors among Rheumatology Inpatients in Lome (Togo)

Background: The reel impact of malignant bone tumors in adults seems unclear in Black Africa. Aim: The aim of this study is to determine the epidemiological and the semiological profile of malignant bone tumors in rheumatology inpatients at Hospital University Center Sylvanus Olympio in Lome. Methods: It was a retrospective study of recorded cases conducted over a period of 19 years in the rheumatology department at Hospital University center Sylvanus Olympio in Lome, Togo. Results: One hundred and sixty-six patients (68 women and 98 men) suffered from a bone tumor. The average age of patients was 55 years old with some extremes cases of 14 and 98 years old. The most affected age group was the one between 46 and 55 years old (40 cases, 24.1%). The disease’s average duration was 17 months. These tumors were primary in 43 cases (26%) and secondary in 123 (74%). Metastases were those of prostate (44 cases, 35.7%), breast (12 cases, 9.7%), bronchus (7 cases, 5.7%), cervix (5.7%), and liver (2 cases, 1.6%). Myeloma (34 cases; 79.0%) and osteosarcoma (9 cases; 20.9%) were the main primary malignant bone tumors. However, 41 cases (33.3%) of malignant bone tumors had not been able to label. The spine was the predilection part for all above-mentioned tumors. Conclusion: This study shows the significant part occupied by malignant bone tumors in musculoskeletal diseases within the sub-Saharan population in general and Togo in particular.