Hi everyone ....jus want to know can ultrasounds can be wrong.....has anyone experienced it.....from my 20th week ultrasound i could guess it was a boy but after doing my 24th week ultrasound the tech said its a girl....his machines were very old...n he didnt take much time while guessing.....could it be wrong as i have a strong intution that its a boy....cud boys part be hiding or something.....need ur help guys pks reply.....