Microdermasion is done with:: (A) Aluminium oxide crystals, (B) Aluminium trihydrate crystals, (C) Ferrous oxide crystals, (D) Ferric oxide crystals
Answer is A. Microdermabrasion is resurfacing technique with superficial skin wound achieved with aluminium oxide crystals. Ref: Textbook of dermatosurgery & cosmetology, Satish S savant, E-2, P-620.