A

Alopecia:
Hair loss, often leading to baldness or thinning.

Alopecia Areata:
Hair loss characterized by patchy bald areas on the scalp.

Androgenetic Alopecia:
Common genetic hair loss, often called male or female pattern baldness.

Androgens:
Hormones influencing the development and maintenance of male characteristics, affecting hair growth.

Anagen Effluvium:
Sudden hair loss during the active growth phase of the hair cycle.

Anagen Phase:
The active growth phase of the hair follicle.

Acellular Dermal Matrix (ADM):
Graft material promoting tissue regeneration in hair restoration.

Adnexa:
Skin appendages, including hair follicles and glands.

B

Bioavailability:
Extent to which a substance is absorbed and utilized by the body.

Body Dysmorphic Disorder (BDD):
Mental health disorder involving obsessive concern about perceived appearance flaws.

C

Capillary Loop:
Tiny blood vessels supplying nutrients to hair follicles.

Capillary Refill:
Time for blood to return to capillaries after pressure.

Capillary Work:
Enhancing capillary appearance through cosmetic procedures.

Carboxyhemoglobin:
Compound formed by carbon monoxide and hemoglobin in the blood.

Catagen Phase:
Transitional phase between anagen and telogen hair cycle phases.

Cicatricial Alopecia:
Hair loss due to scarring of hair follicles.

D

Dermabrasion:
Cosmetic procedure exfoliating and resurfacing the skin.

Dermis:
Second skin layer with blood vessels and hair follicles.

Dermatophytosis:
Fungal infection affecting skin, hair, or nails.

Dermal Papilla:
Structure at the base of the hair follicle influencing hair growth.

Dermal-epidermal Junction:
Boundary between the dermis and epidermis skin layers.

Density:
Concentration of hair follicles in a given area.

Diffusion:
Movement of substances from higher to lower concentration.

E

Effleurage:
Massage technique using gentle, gliding strokes.

Epidermal Ridge:
Raised skin ridges forming unique patterns.

Epidermis:
Outermost skin layer.

Epilation:
Hair removal from the root.

F

Female Pattern Baldness:
Hair loss in women, resulting in diffuse thinning and reduced density.

Fitzpatrick Scale:
Classification system for human skin color.

Follicular Density:
Number of hair follicles in a specific area.

Follicular Unit:
Natural grouping of hair follicles.

Fungal Infections:
Infections caused by fungi affecting skin, hair, or nails.

G

Graft-vs-host Disease:
Condition where transplanted cells attack recipient tissues.

Grafting Techniques:
Surgical methods transplanting tissue, often used in hair restoration.

H

Hair Bulb:
Base of the hair follicle where hair growth starts.

Hair Color Matching:
Selection of pigments matching natural hair color.

Hair Follicle Simulation:
Creating the appearance of hair follicles through cosmetic procedures.

Hair Shaft:
Visible part of hair above the skin's surface.

Hairline Design:
Planning and creating a natural-looking hairline through cosmetic procedures.

Hyponychium:
Junction between fingertip and nail.

Hyperpigmentation:
Darkening of the skin due to increased melanin.

Hypertrichosis:
Excessive hair growth in abnormal areas.

Hypodermic Needle:
Small, hollow needle for injecting substances beneath the skin.

Hypodermis:
Tissue layer beneath the dermis.

Hypopigmentation:
Lightening of the skin due to reduced melanin.

Hypotrichosis:
Sparse or inadequate hair growth.

I

Immunization:
Process of making the body immune to a specific disease.

K

Keratinocytes:
Cells producing the protein keratin, vital for hair and nails.

L

Langerhans Cells:
Immune cells protecting against infections in the skin.

Ludwig Scale:
Classification for assessing female pattern baldness severity.

M

Male Pattern Baldness:
Common hair loss in men, forming a receding hairline and crown thinning.

Melanin:
Pigment responsible for skin, hair, and eye color.

Mesotherapy:
Technique injecting vitamins and substances into the skin.

Microneedling:
Cosmetic procedure using fine needles to stimulate collagen production.

Micropigmentation Correction:
Adjusting or refining previous micropigmentation work for desired results.

N

Norwood Scale:
Classification system for male pattern baldness.

Non-scarring Alopecia:
Hair loss without permanent scarring of hair follicles.

P

Papillary Layer:
Upper layer of the dermis.

Pigment Settling:
Natural process of pigments settling into the skin after micropigmentation.

R

Reaction Test:
Checking for adverse reactions before a procedure.

Recipient Site:
Area on the scalp for hair transplantation or micropigmentation.

Reticular Layer:
Deeper layer of the dermis.

S

Scleroderma:
Group of rare diseases involving skin hardening and tightening.

Scalp Anatomy:
Study of the structure and components of the scalp.

Scalp Disorders:
Various conditions affecting scalp health and appearance.

Scalp Elasticity:
Scalp's ability to stretch and return to its original state.

Scalp Hydration:
Maintaining optimal moisture levels on the scalp for overall health.

Scalp Microcirculation:
Blood flow and circulation in the scalp, essential for hair health.

Scalp Micropigmentation (SMP):
Cosmetic tattooing to simulate hair follicles on the scalp.

Scalp Tension:
Degree of tightness or looseness in the scalp.

Scalp Topography:
Mapping surface features and contours of the scalp.

Scar Camouflage:
Using micropigmentation to conceal scars on the scalp.

Seborrheic Dermatitis:
Common skin condition causing redness, itching, and flaking.

Subdermal Pigmentation:
Pigmentation applied beneath the skin's surface for lasting results.

T

Tactile Corpuscles:
Nerve endings detecting pressure and vibrations in the skin.

Telogen Effluvium:
Temporary hair shedding during the resting phase of the hair cycle.

Telogen Phase:
Resting phase of the hair follicle.

Trichology:
Study of hair and scalp health.

V

Vellus Hair Simulation:
Creating the illusion of fine, light hairs through micropigmentation.

Vasodilation:
Widening of blood vessels, increasing blood flow.