Nephrotic syndrome children recover after certain age thats true..but the infection with step B in all your pregnancy is alarming? Group B streptococcus (group B strep) is a bacterium that causes life-threatening infections in newborn infants, as they can be passed on to them while delivery. The meningitis could be suspected due to them in your baby but he would have had other symptoms too of meningitis. Get a check done again, if still it is there, it could lead to serious infections in you too.