<prompt> Regarding Addisonian pigmentation, all are true EXCEPT :Involves moles and scarsInvolves palmer creasesDoes not involve oral mucosaDecreased fibrosis  <response>: Answer is C Does not involve oral mucosa : Pigmentation in Addisons disease In Addisons disease pigmentation appears as a diffuse brown, tan, or bronze darkening of skin This increased pigmentation is diffuse but may be accentuated in the Palmer crease Sites of friction pressure areas - knuckles, elbows, knees, nail beds - belt brassier line, buttocks Scars Oral mucosa, gums conjunctival Areolae of nipples 