Maculae cerulea is seen in ?
a) Pediculosis hominis corporis
b) Pediculosis capitis
c) Scabies
d) Lupus erythematosus
Correct Answer - A
Ans. A. Pediculosis hominis corporis
Maculae cerulea:
This is a latin name for blue-grey macula.
Pathognomic of lice infestation (Pediculosis corporis and
Pediculosispthiris)
They are hemosiderin-stained purpuric spots at the site of insect
bite.
Enzymes in insect salive breaks down human bilirubin to biliverdin,
causing the color change in the skin.