Table 1.

The advantages and disadvantages between nanosecond and picosecond lasers in the treatment of skin and subcutaneous lesions

Variable	Nanosecond lasers	Picosecond lasers
Advantages	Selective targeting in melanin lesions [3]	Good results in removing acne scarring [10]
		Lower rate of adverse effects in tattoo pigment removal [10]
Disadvantages	Poor results in non-pigmented changes and melasma alone [11]	Higher cost of the treatment [12]