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Skin Theory

Skin Theory. Skin Theory Skin Disorders Skin Care. Dermatology. The study of skin, its structures, function, diseases and treatment. Epidermis. Outermost layer of the skin. Also referred to as cuticle or scarf skin. Dermis. The underlying, or inner, layer of the skin.

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Skin Theory

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  1. Skin Theory Skin Theory Skin Disorders Skin Care

  2. Dermatology The study of skin, its structures, function, diseases and treatment.

  3. Epidermis • Outermost layer of theskin. • Also referred to as cuticle or scarf skin

  4. Dermis • Theunderlying, or inner, layer of the skin. • Connective tissue: contains collagen and elastin fibers; supports epidermis.

  5. Sudoriferous Glands • Sweat Glands • Three Functions • Regulate body temperature • Excrete waste • Maintain acid pH Sudoriferous gland

  6. Sebaceous Glands • Oil Glands • Sac-like glands attached to hair follicle that produce sebum. Sebaceous Gland

  7. Sebum • Secretion ofhigh fatty, oily substances

  8. Acid Mantle • Keeps skinsmooth: prevents dirt and grime from entering.

  9. Subcutaneous Tissue(Fatty Layer) • Gives contour to body • Acts as a shock absorber to protect bones • Holds collagen and elastin fibers. Subcutaneous Tissue

  10. Hair Sebaceous Gland Acid Mantle Epidermis Dermis Subcutaneous Tissue Sudoriferous Gland

  11. Skin Pigmentation • Melanin • Protection from UV rays of the sun • Tans the skin

  12. Dry Skin • Peeling and flaking • Chaps easily • Taut feeling • Has fewer blemishes • Notprone to acne • Two Types • Oily dry – Not enough oil • Moisture dry - Dehydrated

  13. Oily Skin • Overall shiny look • Rough texture with blackheads and enlarged pores • Prone to acne • Keep in acid balanced condition

  14. Combination Skin • Most common skin type • Recognized by shiny “T-zone” • Oily forehead, nose and chin • Dryness in cheek, jaw line and hairline areas

  15. Normal Skin • Very rare • Quite beautiful • Easily recognizable • Fresh and healthy color • Moist and smooth texture • No blackheads or blemishes • Does not appear oily

  16. Skin Diseases and Disorders Only a dermatologist or medical doctor should diagnose and treat skin diseases and disorders.

  17. Objective Symptoms • Those you see • Subjective Symptoms • Those you can feel

  18. Signs of Infection • Pain • Swelling • Local Fever • Throbbing • Redness • Discharge/Pus

  19. Primary Skin Lesions Abnormal changes in the structure of a tissue.

  20. Macules • Characteristics: Discoloration on skin’ssurface, flat, rounded or oval, fades into surrounding areas • Treatment: No treatment Proceed with regular skin care services • Example: Freckle

  21. Papules • Characteristics: Raised, red elevations, no fluid is present. • Treatment: Might include acne skin careservice. • Example: Pimple

  22. Vesicles • Characteristics: Fluid filled elevation • Treatment: No services performed • Example: Fever blister

  23. Bulla • Characteristics: Blister from burn • Treatment: No services performed if severe • Example: Some burns

  24. Pustules • Characteristics: Small elevations, contain pus • Treatment: No services performed • Example: Large pimples

  25. Wheals • Characteristics: Solid formation above skin, caused by insect bite or allergic reaction. • Treatment: No services performed • Example: Hives

  26. Tumors • Characteristics: Solid mass in the skin • Treatment: No services performed • Example: Nodule Tumor

  27. Secondary Skin Lesions Appear as disease progresses to later stages of growth.

  28. Scales • Characteristics: Shedding,dead cells • Treatment: No services performed • Example: Psoriasis

  29. Crusts • Characteristics: Dried masses, oozing sore • Treatment: No services performed • Example: Scab

  30. Excoriations • Characteristics: Mechanical abrasion, appear dark red • Treatment: No services performed • Example: scratches

  31. Fissures • Characteristics: Cracks in skin • Treatment: No services performed • Example: chapped lips

  32. Keloids • Characteristics: Formation resulting from lesion • Treatment: Can be sensitive, treat with care • Example: Scar

  33. Hypertrophies Overgrowth of excess skin.

  34. Callus • Characteristics: Thickening of skin, occurs from pressure or friction • Treatment: Soak skin, apply exfoliant

  35. Verruca • Characteristics: Warts: caused by virus, can be contagious • Treatment: No services performed • Example: Warts

  36. Skin Tags • Characteristics: Small, elevated growth of skin • Treatment: Can be removed by physician

  37. Pigmentation Abnormalities Melanoderma – Too much pigmentation

  38. Cholasma • Characteristics: Brownish,non-elevated spots • Treatment: Proceed with service • Example: Liver spots

  39. Moles • Characteristics: Small, brown spots; can be raised • Treatment: Keep eye on appearance, change seek medical advice. • Example: Mole

  40. Changes To Look Out For

  41. Naevus • Characteristics: Birthmark, congenital mole, looks like a stain • Treatment: Proceed with service • Example: Birthmark, mole

  42. Leukoderma • Characteristics: Lack of Pigmentation • Treatment: Proceed with service

  43. Albinism • Characteristics: Pink skin, white hair, no melanin produced • Treatment: Protect skin from sunlight or UV lamps

  44. Vitiligo • Characteristics: Patches of white skin • Treatment: Protect skin from sunlight or UV lamps

  45. Michael Jackson Had Vitiligo!

  46. Disorders of theSebaceous Glands(Oil Glands)

  47. Comedones • Characteristics: Blackheads, masses of sebum trapped in hair follicle. • Treatment: Remove with proper extraction procedures.

  48. Milia • Characterisics: Whiteheads,hardened sebum beneath surface. • Treatment: No service may be performed: seek medical advice.

  49. Acne • Characterisics: Chronic, inflammatory: two stages: simplex or vulgaris. • Treatment: No service may be performed: seek medical advice.

  50. Rosacea • Characteristics: Congestion of the cheeks and nose, redness, inflammatory • Treatment: No service may be performed: seek medical advice

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