<prompt> Sweaty feet odor is seen inMaple syrup urine diseaseGauchers diseaseIsovaleric acidemiaPhenylketonuria  <response>: Sweaty feat odor - Isovaleric AcidemiaSmoky sweat - MSUDMousy or Musty - PhenylketonuriaBoiled cabbage - TyrosinemiaIn alkaptonuria - urine becomes darkish brown when exposed to air while purplish brown in porphyriaRefer: Nelsons Textbook of Pediatrics, SAE, 1st edition, pg no. 651 