The laser therapy is the application of concentrated light radiation in medicine. It is now used in many specialist areas, such as in the treatment of eye and skin diseases. Read everything about the process of laser therapy, when it is used and what risks it holds.
What is laser therapy?
Laser therapy is the use of laser beams in the medical or cosmetic field. Laser beams are bundled and particularly high-energy light beams that are directed and act on a spot on the body during laser treatment.
Depending on the biological effect of the laser beams on the tissue, the doctor changes the wavelength, the intensity, the pulse duration, and the pulse frequency of the laser.
There are different methods:
- Laser ablation (removal of tissue, for example from mother lasers)
- Laser coagulation (thermally induced cell death)
- Laser epilation (permanent hair removal)
- Laser phototherapy
When do you do laser therapy?
Laser therapy can be used for the treatment of diseases and the relief of complaints as well as for cosmetic reasons, such as scars or birthmarks. There is a cold laser for sale that heals minor injuries, and one can use it at home.
Laser therapy for cosmetic reasons
For aesthetic reasons, many patients can have age spots lasered or pigment spots lasered. Other possible uses of laser therapy are:
- superficial dilated, small vessels (telangiectasias)
- unwanted hair growth
- Redness of the skin
Laser therapy for skin diseases
Examples of medically justified treatments with the laser in dermatology are:
- Fire marks
- Viral diseases ( e.g., genital warts or Kaposi’s sarcomas in HIV)
- Malignant tumor diseases of the skin (e.g., basalioma)
- White Calluses Disease (Leukoplakia)
- Cornification disorders (keratosis)
- Nail fungus diseases
What are the risks of laser therapy?
With laser therapy of the skin, problems can arise in particular with laser ablation, since the removal injures the skin. The wound then serves, for example, as an entry point for germs and becomes infected. The treated area can also scar.
Special risks of laser therapy in ophthalmology are:
- multiple laser therapy in the absence of successful therapy
- impaired color vision
- poor eyesight at dusk or in the dark
- narrow field of vision
- changed intraocular pressure, possibly with a follow-up treatment
- black holes in the visual field (scotoma)
What do I have to consider after laser therapy?
How you should behave after your laser therapy depends on the type and reason for the treatment.
After-treatment is very important after a laser intervention. It may take several weeks. The dermatologist or a beautician will show you how to care for your skin properly.
After laser eye therapy, you must not drive a vehicle for at least 24 hours. An ophthalmological check-up is recommended at the latest after three months to check the success of the treatment. If you notice any symptoms or abnormalities after treatment, it is advisable to consult your eye doctor early.