<prompt> 4 day old newborn baby having icterus involving sole, bilirubin level mgdl ?121586  <response>: Ans. is b i.e., 15 mg Dermal staining of bilirubin? Described by kramer Jaundice progress in cephalocaudal direction Divided in 5 zone Zone Bilirubin 4-6 mgdl Face 6-8 mgdl Trun k upper abdomen 8-12 mgdl Lower abdomen thign 12-14 mgdl Arm leg 15 mgdl Palm sole 