Sudan. Southern part. Bahr El Ghazal. Panthou. Dinka tribe area. A blind mother holds her child in her arms and seats on the ground in a feeding center ran by the ngo (non governmental organisation) MSF Holland ( Médecins Sans Frontières. Doctors without Borders). The blindness is due either to the river blindness disease or to another worm type genus. © 1998 Didier Ruef