<prompt> New born baby with lumbar mass. Diagnosis.MyeloceleLumbar meningomyeloceleSpina bifidaNone  <response>: Ans. b Lumbar meningomyeloceleThe lumbar region of a newborn baby with myelomeningocele. The skin is intact, and the placode-containing remnants of nervous tissue can be observed in the center of the lesion, which is filled with cerebrospinal fluid. 