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18 Questions

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Laser Hair Reduction Safety Precautions

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Questions and Answers

What is the primary mechanism of laser tissue interaction responsible for hair reduction?

Photothermal effect (correct)

Photochemical effect

Photodynamic effect

Photomechanical effect

Which laser is best suited for fine and light hair, but has limited use for skin types IV and above?

Nd:YAG (1064nm)

Diode (800-810)

Alexandrite (755nm) (correct)

Ruby (694nm)

What is the target chromophore in laser hair reduction?

Hair shaft and matrix cells

Follicular stem cells

Melanin (correct)

Dermal papillae

Which stage of hair growth is sensitive to hair reduction by laser?

Anagen only Signup and view all the answers

What is the purpose of a smoke evacuator in laser hair removal?

To prevent inhalation injury Signup and view all the answers

What is the potential application of photochemical effect in laser hair removal?

Future hair removal of non-pigmented hair Signup and view all the answers

What is an advantage of cooling in laser hair removal treatment?

It allows treatment at higher energy fluences without increasing the incidence of scarring or pigmentary changes Signup and view all the answers

Which of the following patient-related factors can affect the response to laser hair removal treatment?

Hormonal status and skin type Signup and view all the answers

What is the recommended duration for a patient to avoid hair plucking before a laser session?

4 weeks Signup and view all the answers

What is the ideal hair type for laser hair removal treatment?

Thick, dark-colored hair Signup and view all the answers

What is a potential complication of laser hair removal treatment in darker skin types?

Higher risk of side effects Signup and view all the answers

What is the primary purpose of test spots applied 15 minutes before the procedure?

To determine the optimal treatment parameters Signup and view all the answers

What is the typical number of sessions required to achieve significant hair reduction?

5-8 sessions Signup and view all the answers

What is the recommended interval for scheduling treatment sessions?

4-8 weeks Signup and view all the answers

What is an indication for laser hair removal treatment?

Unwanted hair and pseudofolliculitis barbae Signup and view all the answers

What is the purpose of applying a soothing ointment and mild topical steroid after the procedure?

To reduce pain and minimize edema Signup and view all the answers

What is the recommended duration for reassurance about growing hair after the procedure?

1-2 weeks Signup and view all the answers

What is the purpose of hydroquinone in the post-treatment phase?

To treat post-inflammatory hyperpigmentation Signup and view all the answers