Perret J L, Lasseni-Duboze G
Médecin des Hôpitaux des Armées, Centre Hospitalier de Libreville, Gabon.
Med Trop (Mars). 1993 Jan-Mar;53(1):19-21.
The first case of ankylosing spondylitis described in Gabon is reported here. The patient was a 32 years old and presented an advanced typical form. Test for HLA-B27 was negative. The rarity of this disease among black Africans is explained by the low prevalence of the antigen.