D&PS

Daily Issue (OCT 27. 2020)

LASER in Clinical Medicine
#14-7. Long-pulsed Nd:YAG Laser

When treating vascular lesions with a long-pulsed Nd:YAG laser, the end point should be stopped when the vessel is constricted, the color of the vessel disappears, or becomes dark. Once irradiated, even if the laser does not appear to be well absorbed, repeated irradiation should be avoided. If you repeatedly irradiate to one area until the end point is visible to remove the blood vessel at a time, there is a high possibility of causing burns. The burn that occurs at this time is more than second-degree burn, leaving a sequelae such as scar. Therefore, in order to prevent such sequelae, it is recommended that the treatment be performed about 4 to 5 times at intervals of 3 to 4 weeks instead of finishing vascular treatment at once.
To determine fluence, the laser should be irradiated from a……

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