<prompt> Which of the following is false about spina bifida occulta?It is failure of bony fusion of the veebral columnThere is skin covering overlying the veebral defectPresence of a tuft of hair , lipoma or sinus on skin indicates a defect in spinal cordEarly surgical repair is usually indicated  <response>: - Spina bifida occulta is failure of bony fusion of the veebral column - It is covered by skin, with or without an overlying tuft of hair, lipoma or sinus. - It usually requires no treatment. - Sometimes, sinus carries risk of recurrent meningitis - then should be excised 